<QC Comment="Quality check run by the RGP Dream Team"
    Date="2021-02-18 01:00:00"
    DayOfYear="49"
    Year="2021">
  <station name="CHTA">
    <file name="/chta0490.21o"
          error="0"
          interval="30"
          session="0">
      <control date="Fri Feb 19 18:02:03 2021"
               level="3">
        <file_statistics latency="01:33:44"
                         size="7504623"
                         time_creation="Fri Feb 19 02:50:18 2021"
                         time_modification="Fri Feb 19 01:33:14 2021" />
        <observations epoch_first="Thu Feb 18 00:00:00 2021"
                      epoch_last="Thu Feb 18 23:59:30 2021"
                      epochs="2760"
                      epochs_ratio="95.83">
          <mask elevation="03 degrees"
                obs_expected="30067"
                obs_have="27392"
                obs_ratio="91.10" />
          <mask elevation="10 degrees"
                obs_expected="25178"
                obs_have="24022"
                obs_ratio="95.41" />
          <mask elevation="15 degrees"
                obs_expected="22251"
                obs_have="21311"
                obs_ratio="95.78" />
        </observations>
      </control>
      <control date="Sat Mar 20 02:46:08 2021"
               level="3">
        <file_statistics latency="29 day(s) 01:35:41"
                         size="7853754"
                         time_creation="Sat Mar 20 02:02:14 2021"
                         time_modification="Sat Mar 20 01:35:11 2021" />
        <observations epoch_first="Thu Feb 18 00:00:00 2021"
                      epoch_last="Thu Feb 18 23:59:30 2021"
                      epochs="2880"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="30067"
                obs_have="28760"
                obs_ratio="95.65" />
          <mask elevation="10 degrees"
                obs_expected="25178"
                obs_have="25127"
                obs_ratio="99.80" />
          <mask elevation="15 degrees"
                obs_expected="22251"
                obs_have="22251"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta049a.21o"
          error="0"
          interval="1"
          session="a">
      <control date="Thu Feb 18 03:35:13 2021"
               level="3">
        <file_statistics latency="00:22:12"
                         size="10590000"
                         time_creation="Thu Feb 18 01:45:02 2021"
                         time_modification="Thu Feb 18 01:22:11 2021" />
        <observations epoch_first="Thu Feb 18 00:00:00 2021"
                      epoch_last="Thu Feb 18 00:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="39826"
                obs_have="37792"
                obs_ratio="94.89" />
          <mask elevation="10 degrees"
                obs_expected="36144"
                obs_have="36144"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="34499"
                obs_have="34499"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Feb 19 18:31:06 2021"
               level="3">
        <file_statistics latency="00:22:12"
                         size="10590000"
                         time_creation="Thu Feb 18 01:45:02 2021"
                         time_modification="Thu Feb 18 01:22:11 2021" />
        <observations epoch_first="Thu Feb 18 00:00:00 2021"
                      epoch_last="Thu Feb 18 00:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="39826"
                obs_have="37792"
                obs_ratio="94.89" />
          <mask elevation="10 degrees"
                obs_expected="36144"
                obs_have="36144"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="34499"
                obs_have="34499"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Mar 20 03:16:15 2021"
               level="3">
        <file_statistics latency="00:22:12"
                         size="10590000"
                         time_creation="Wed Mar 17 01:51:37 2021"
                         time_modification="Thu Feb 18 01:22:11 2021" />
        <observations epoch_first="Thu Feb 18 00:00:00 2021"
                      epoch_last="Thu Feb 18 00:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="39826"
                obs_have="37792"
                obs_ratio="94.89" />
          <mask elevation="10 degrees"
                obs_expected="36144"
                obs_have="36144"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="34499"
                obs_have="34499"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta049b.21o"
          error="0"
          interval="1"
          session="b">
      <control date="Thu Feb 18 02:21:12 2021"
               level="3">
        <file_statistics latency="00:08:13"
                         size="10554910"
                         time_creation="Thu Feb 18 02:12:01 2021"
                         time_modification="Thu Feb 18 02:08:12 2021" />
        <observations epoch_first="Thu Feb 18 01:00:00 2021"
                      epoch_last="Thu Feb 18 01:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="43827"
                obs_have="41997"
                obs_ratio="95.82" />
          <mask elevation="10 degrees"
                obs_expected="35578"
                obs_have="35578"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="28803"
                obs_have="28803"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 02:46:16 2021"
               level="3">
        <file_statistics latency="00:08:13"
                         size="10554910"
                         time_creation="Thu Feb 18 02:12:01 2021"
                         time_modification="Thu Feb 18 02:08:12 2021" />
        <observations epoch_first="Thu Feb 18 01:00:00 2021"
                      epoch_last="Thu Feb 18 01:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="43827"
                obs_have="41997"
                obs_ratio="95.82" />
          <mask elevation="10 degrees"
                obs_expected="35578"
                obs_have="35578"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="28803"
                obs_have="28803"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 04:35:19 2021"
               level="3">
        <file_statistics latency="00:08:13"
                         size="10554910"
                         time_creation="Thu Feb 18 02:12:01 2021"
                         time_modification="Thu Feb 18 02:08:12 2021" />
        <observations epoch_first="Thu Feb 18 01:00:00 2021"
                      epoch_last="Thu Feb 18 01:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="43827"
                obs_have="41997"
                obs_ratio="95.82" />
          <mask elevation="10 degrees"
                obs_expected="35578"
                obs_have="35578"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="28803"
                obs_have="28803"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Feb 19 18:31:06 2021"
               level="3">
        <file_statistics latency="00:08:13"
                         size="10554910"
                         time_creation="Thu Feb 18 02:12:01 2021"
                         time_modification="Thu Feb 18 02:08:12 2021" />
        <observations epoch_first="Thu Feb 18 01:00:00 2021"
                      epoch_last="Thu Feb 18 01:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="43827"
                obs_have="41997"
                obs_ratio="95.82" />
          <mask elevation="10 degrees"
                obs_expected="35578"
                obs_have="35578"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="28803"
                obs_have="28803"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Mar 20 03:16:15 2021"
               level="3">
        <file_statistics latency="00:08:13"
                         size="10554910"
                         time_creation="Wed Mar 17 01:51:38 2021"
                         time_modification="Thu Feb 18 02:08:12 2021" />
        <observations epoch_first="Thu Feb 18 01:00:00 2021"
                      epoch_last="Thu Feb 18 01:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="43827"
                obs_have="41997"
                obs_ratio="95.82" />
          <mask elevation="10 degrees"
                obs_expected="35578"
                obs_have="35578"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="28803"
                obs_have="28803"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta049c.21o"
          error="0"
          interval="1"
          session="c">
      <control date="Thu Feb 18 03:21:07 2021"
               level="3">
        <file_statistics latency="00:08:10"
                         size="9293865"
                         time_creation="Thu Feb 18 03:12:02 2021"
                         time_modification="Thu Feb 18 03:08:09 2021" />
        <observations epoch_first="Thu Feb 18 02:00:00 2021"
                      epoch_last="Thu Feb 18 02:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36607"
                obs_have="36208"
                obs_ratio="98.91" />
          <mask elevation="10 degrees"
                obs_expected="35454"
                obs_have="35454"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="33667"
                obs_have="33667"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 03:46:08 2021"
               level="3">
        <file_statistics latency="00:08:10"
                         size="9293865"
                         time_creation="Thu Feb 18 03:12:02 2021"
                         time_modification="Thu Feb 18 03:08:09 2021" />
        <observations epoch_first="Thu Feb 18 02:00:00 2021"
                      epoch_last="Thu Feb 18 02:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36607"
                obs_have="36208"
                obs_ratio="98.91" />
          <mask elevation="10 degrees"
                obs_expected="35454"
                obs_have="35454"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="33667"
                obs_have="33667"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 05:35:17 2021"
               level="3">
        <file_statistics latency="00:08:10"
                         size="9293865"
                         time_creation="Thu Feb 18 03:12:02 2021"
                         time_modification="Thu Feb 18 03:08:09 2021" />
        <observations epoch_first="Thu Feb 18 02:00:00 2021"
                      epoch_last="Thu Feb 18 02:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36607"
                obs_have="36208"
                obs_ratio="98.91" />
          <mask elevation="10 degrees"
                obs_expected="35454"
                obs_have="35454"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="33667"
                obs_have="33667"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Feb 19 18:31:06 2021"
               level="3">
        <file_statistics latency="00:08:10"
                         size="9293865"
                         time_creation="Thu Feb 18 03:12:02 2021"
                         time_modification="Thu Feb 18 03:08:09 2021" />
        <observations epoch_first="Thu Feb 18 02:00:00 2021"
                      epoch_last="Thu Feb 18 02:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36607"
                obs_have="36208"
                obs_ratio="98.91" />
          <mask elevation="10 degrees"
                obs_expected="35454"
                obs_have="35454"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="33667"
                obs_have="33667"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Mar 20 03:16:15 2021"
               level="3">
        <file_statistics latency="00:08:10"
                         size="9293865"
                         time_creation="Wed Mar 17 01:51:38 2021"
                         time_modification="Thu Feb 18 03:08:09 2021" />
        <observations epoch_first="Thu Feb 18 02:00:00 2021"
                      epoch_last="Thu Feb 18 02:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36607"
                obs_have="36208"
                obs_ratio="98.91" />
          <mask elevation="10 degrees"
                obs_expected="35454"
                obs_have="35454"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="33667"
                obs_have="33667"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta049d.21o"
          error="0"
          interval="1"
          session="d">
      <control date="Thu Feb 18 04:21:16 2021"
               level="3">
        <file_statistics latency="00:08:16"
                         size="9715036"
                         time_creation="Thu Feb 18 04:12:03 2021"
                         time_modification="Thu Feb 18 04:08:15 2021" />
        <observations epoch_first="Thu Feb 18 03:00:00 2021"
                      epoch_last="Thu Feb 18 03:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="37576"
                obs_have="37429"
                obs_ratio="99.61" />
          <mask elevation="10 degrees"
                obs_expected="32601"
                obs_have="32601"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="28677"
                obs_have="28677"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 04:46:12 2021"
               level="3">
        <file_statistics latency="00:08:16"
                         size="9715036"
                         time_creation="Thu Feb 18 04:12:03 2021"
                         time_modification="Thu Feb 18 04:08:15 2021" />
        <observations epoch_first="Thu Feb 18 03:00:00 2021"
                      epoch_last="Thu Feb 18 03:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="37576"
                obs_have="37429"
                obs_ratio="99.61" />
          <mask elevation="10 degrees"
                obs_expected="32601"
                obs_have="32601"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="28677"
                obs_have="28677"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 06:35:15 2021"
               level="3">
        <file_statistics latency="00:08:16"
                         size="9715036"
                         time_creation="Thu Feb 18 04:12:03 2021"
                         time_modification="Thu Feb 18 04:08:15 2021" />
        <observations epoch_first="Thu Feb 18 03:00:00 2021"
                      epoch_last="Thu Feb 18 03:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="37576"
                obs_have="37429"
                obs_ratio="99.61" />
          <mask elevation="10 degrees"
                obs_expected="32601"
                obs_have="32601"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="28677"
                obs_have="28677"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Feb 19 18:31:06 2021"
               level="3">
        <file_statistics latency="00:08:16"
                         size="9715036"
                         time_creation="Thu Feb 18 04:12:03 2021"
                         time_modification="Thu Feb 18 04:08:15 2021" />
        <observations epoch_first="Thu Feb 18 03:00:00 2021"
                      epoch_last="Thu Feb 18 03:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="37576"
                obs_have="37429"
                obs_ratio="99.61" />
          <mask elevation="10 degrees"
                obs_expected="32601"
                obs_have="32601"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="28677"
                obs_have="28677"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Mar 20 03:16:15 2021"
               level="3">
        <file_statistics latency="00:08:16"
                         size="9715036"
                         time_creation="Wed Mar 17 01:51:38 2021"
                         time_modification="Thu Feb 18 04:08:15 2021" />
        <observations epoch_first="Thu Feb 18 03:00:00 2021"
                      epoch_last="Thu Feb 18 03:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="37576"
                obs_have="37429"
                obs_ratio="99.61" />
          <mask elevation="10 degrees"
                obs_expected="32601"
                obs_have="32601"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="28677"
                obs_have="28677"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta049e.21o"
          error="0"
          interval="1"
          session="e">
      <control date="Thu Feb 18 05:21:17 2021"
               level="3">
        <file_statistics latency="00:08:08"
                         size="9365804"
                         time_creation="Thu Feb 18 05:12:02 2021"
                         time_modification="Thu Feb 18 05:08:07 2021" />
        <observations epoch_first="Thu Feb 18 04:00:00 2021"
                      epoch_last="Thu Feb 18 04:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34031"
                obs_have="32605"
                obs_ratio="95.81" />
          <mask elevation="10 degrees"
                obs_expected="26503"
                obs_have="26503"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="23337"
                obs_have="23337"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 05:46:13 2021"
               level="3">
        <file_statistics latency="00:08:08"
                         size="9365804"
                         time_creation="Thu Feb 18 05:12:02 2021"
                         time_modification="Thu Feb 18 05:08:07 2021" />
        <observations epoch_first="Thu Feb 18 04:00:00 2021"
                      epoch_last="Thu Feb 18 04:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34031"
                obs_have="32605"
                obs_ratio="95.81" />
          <mask elevation="10 degrees"
                obs_expected="26503"
                obs_have="26503"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="23337"
                obs_have="23337"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 07:35:16 2021"
               level="3">
        <file_statistics latency="00:08:08"
                         size="9365804"
                         time_creation="Thu Feb 18 05:12:02 2021"
                         time_modification="Thu Feb 18 05:08:07 2021" />
        <observations epoch_first="Thu Feb 18 04:00:00 2021"
                      epoch_last="Thu Feb 18 04:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34031"
                obs_have="32605"
                obs_ratio="95.81" />
          <mask elevation="10 degrees"
                obs_expected="26503"
                obs_have="26503"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="23337"
                obs_have="23337"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Feb 19 18:31:06 2021"
               level="3">
        <file_statistics latency="00:08:08"
                         size="9365804"
                         time_creation="Thu Feb 18 05:12:02 2021"
                         time_modification="Thu Feb 18 05:08:07 2021" />
        <observations epoch_first="Thu Feb 18 04:00:00 2021"
                      epoch_last="Thu Feb 18 04:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34031"
                obs_have="32605"
                obs_ratio="95.81" />
          <mask elevation="10 degrees"
                obs_expected="26503"
                obs_have="26503"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="23337"
                obs_have="23337"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Mar 20 03:16:15 2021"
               level="3">
        <file_statistics latency="00:08:08"
                         size="9365804"
                         time_creation="Wed Mar 17 01:51:38 2021"
                         time_modification="Thu Feb 18 05:08:07 2021" />
        <observations epoch_first="Thu Feb 18 04:00:00 2021"
                      epoch_last="Thu Feb 18 04:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34031"
                obs_have="32605"
                obs_ratio="95.81" />
          <mask elevation="10 degrees"
                obs_expected="26503"
                obs_have="26503"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="23337"
                obs_have="23337"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta049f.21o"
          error="0"
          interval="1"
          session="f">
      <control date="Thu Feb 18 06:21:16 2021"
               level="3">
        <file_statistics latency="00:08:15"
                         size="9968259"
                         time_creation="Thu Feb 18 06:12:02 2021"
                         time_modification="Thu Feb 18 06:08:14 2021" />
        <observations epoch_first="Thu Feb 18 05:00:00 2021"
                      epoch_last="Thu Feb 18 05:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="35559"
                obs_have="34198"
                obs_ratio="96.17" />
          <mask elevation="10 degrees"
                obs_expected="24576"
                obs_have="24317"
                obs_ratio="98.95" />
          <mask elevation="15 degrees"
                obs_expected="22643"
                obs_have="22643"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 06:46:17 2021"
               level="3">
        <file_statistics latency="00:08:15"
                         size="9968259"
                         time_creation="Thu Feb 18 06:12:02 2021"
                         time_modification="Thu Feb 18 06:08:14 2021" />
        <observations epoch_first="Thu Feb 18 05:00:00 2021"
                      epoch_last="Thu Feb 18 05:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="35559"
                obs_have="34198"
                obs_ratio="96.17" />
          <mask elevation="10 degrees"
                obs_expected="24576"
                obs_have="24317"
                obs_ratio="98.95" />
          <mask elevation="15 degrees"
                obs_expected="22643"
                obs_have="22643"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 08:35:16 2021"
               level="3">
        <file_statistics latency="00:08:15"
                         size="9968259"
                         time_creation="Thu Feb 18 06:12:02 2021"
                         time_modification="Thu Feb 18 06:08:14 2021" />
        <observations epoch_first="Thu Feb 18 05:00:00 2021"
                      epoch_last="Thu Feb 18 05:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="35559"
                obs_have="34198"
                obs_ratio="96.17" />
          <mask elevation="10 degrees"
                obs_expected="24576"
                obs_have="24317"
                obs_ratio="98.95" />
          <mask elevation="15 degrees"
                obs_expected="22643"
                obs_have="22643"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Feb 19 18:31:06 2021"
               level="3">
        <file_statistics latency="00:08:15"
                         size="9968259"
                         time_creation="Thu Feb 18 06:12:02 2021"
                         time_modification="Thu Feb 18 06:08:14 2021" />
        <observations epoch_first="Thu Feb 18 05:00:00 2021"
                      epoch_last="Thu Feb 18 05:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="35559"
                obs_have="34198"
                obs_ratio="96.17" />
          <mask elevation="10 degrees"
                obs_expected="24576"
                obs_have="24317"
                obs_ratio="98.95" />
          <mask elevation="15 degrees"
                obs_expected="22643"
                obs_have="22643"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Mar 20 03:16:15 2021"
               level="3">
        <file_statistics latency="00:08:15"
                         size="9968259"
                         time_creation="Wed Mar 17 01:51:38 2021"
                         time_modification="Thu Feb 18 06:08:14 2021" />
        <observations epoch_first="Thu Feb 18 05:00:00 2021"
                      epoch_last="Thu Feb 18 05:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="35559"
                obs_have="34198"
                obs_ratio="96.17" />
          <mask elevation="10 degrees"
                obs_expected="24576"
                obs_have="24317"
                obs_ratio="98.95" />
          <mask elevation="15 degrees"
                obs_expected="22643"
                obs_have="22643"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta049g.21o"
          error="0"
          interval="1"
          session="g">
      <control date="Thu Feb 18 07:21:16 2021"
               level="3">
        <file_statistics latency="00:08:15"
                         size="8874925"
                         time_creation="Thu Feb 18 07:12:02 2021"
                         time_modification="Thu Feb 18 07:08:14 2021" />
        <observations epoch_first="Thu Feb 18 06:00:00 2021"
                      epoch_last="Thu Feb 18 06:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32766"
                obs_have="31987"
                obs_ratio="97.62" />
          <mask elevation="10 degrees"
                obs_expected="25288"
                obs_have="25288"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="23408"
                obs_have="23408"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 07:46:16 2021"
               level="3">
        <file_statistics latency="00:08:15"
                         size="8874925"
                         time_creation="Thu Feb 18 07:12:02 2021"
                         time_modification="Thu Feb 18 07:08:14 2021" />
        <observations epoch_first="Thu Feb 18 06:00:00 2021"
                      epoch_last="Thu Feb 18 06:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32766"
                obs_have="31987"
                obs_ratio="97.62" />
          <mask elevation="10 degrees"
                obs_expected="25288"
                obs_have="25288"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="23408"
                obs_have="23408"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 09:35:14 2021"
               level="3">
        <file_statistics latency="00:08:15"
                         size="8874925"
                         time_creation="Thu Feb 18 07:12:02 2021"
                         time_modification="Thu Feb 18 07:08:14 2021" />
        <observations epoch_first="Thu Feb 18 06:00:00 2021"
                      epoch_last="Thu Feb 18 06:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32766"
                obs_have="31987"
                obs_ratio="97.62" />
          <mask elevation="10 degrees"
                obs_expected="25288"
                obs_have="25288"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="23408"
                obs_have="23408"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Feb 19 18:31:06 2021"
               level="3">
        <file_statistics latency="00:08:15"
                         size="8874925"
                         time_creation="Thu Feb 18 07:12:02 2021"
                         time_modification="Thu Feb 18 07:08:14 2021" />
        <observations epoch_first="Thu Feb 18 06:00:00 2021"
                      epoch_last="Thu Feb 18 06:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32766"
                obs_have="31987"
                obs_ratio="97.62" />
          <mask elevation="10 degrees"
                obs_expected="25288"
                obs_have="25288"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="23408"
                obs_have="23408"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Mar 20 03:16:15 2021"
               level="3">
        <file_statistics latency="00:08:15"
                         size="8874925"
                         time_creation="Wed Mar 17 01:51:38 2021"
                         time_modification="Thu Feb 18 07:08:14 2021" />
        <observations epoch_first="Thu Feb 18 06:00:00 2021"
                      epoch_last="Thu Feb 18 06:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32766"
                obs_have="31987"
                obs_ratio="97.62" />
          <mask elevation="10 degrees"
                obs_expected="25288"
                obs_have="25288"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="23408"
                obs_have="23408"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta049h.21o"
          error="0"
          interval="1"
          session="h">
      <control date="Thu Feb 18 08:21:16 2021"
               level="3">
        <file_statistics latency="00:08:14"
                         size="9583033"
                         time_creation="Thu Feb 18 08:12:03 2021"
                         time_modification="Thu Feb 18 08:08:13 2021" />
        <observations epoch_first="Thu Feb 18 07:00:00 2021"
                      epoch_last="Thu Feb 18 07:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34005"
                obs_have="32188"
                obs_ratio="94.66" />
          <mask elevation="10 degrees"
                obs_expected="28325"
                obs_have="28088"
                obs_ratio="99.16" />
          <mask elevation="15 degrees"
                obs_expected="23801"
                obs_have="23801"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 08:46:15 2021"
               level="3">
        <file_statistics latency="00:08:14"
                         size="9583033"
                         time_creation="Thu Feb 18 08:12:03 2021"
                         time_modification="Thu Feb 18 08:08:13 2021" />
        <observations epoch_first="Thu Feb 18 07:00:00 2021"
                      epoch_last="Thu Feb 18 07:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34005"
                obs_have="32188"
                obs_ratio="94.66" />
          <mask elevation="10 degrees"
                obs_expected="28325"
                obs_have="28088"
                obs_ratio="99.16" />
          <mask elevation="15 degrees"
                obs_expected="23801"
                obs_have="23801"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 10:35:14 2021"
               level="3">
        <file_statistics latency="00:08:14"
                         size="9583033"
                         time_creation="Thu Feb 18 08:12:03 2021"
                         time_modification="Thu Feb 18 08:08:13 2021" />
        <observations epoch_first="Thu Feb 18 07:00:00 2021"
                      epoch_last="Thu Feb 18 07:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34005"
                obs_have="32188"
                obs_ratio="94.66" />
          <mask elevation="10 degrees"
                obs_expected="28325"
                obs_have="28088"
                obs_ratio="99.16" />
          <mask elevation="15 degrees"
                obs_expected="23801"
                obs_have="23801"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Feb 19 18:31:06 2021"
               level="3">
        <file_statistics latency="00:08:14"
                         size="9583033"
                         time_creation="Thu Feb 18 08:12:03 2021"
                         time_modification="Thu Feb 18 08:08:13 2021" />
        <observations epoch_first="Thu Feb 18 07:00:00 2021"
                      epoch_last="Thu Feb 18 07:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34005"
                obs_have="32188"
                obs_ratio="94.66" />
          <mask elevation="10 degrees"
                obs_expected="28325"
                obs_have="28088"
                obs_ratio="99.16" />
          <mask elevation="15 degrees"
                obs_expected="23801"
                obs_have="23801"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Mar 20 03:16:15 2021"
               level="3">
        <file_statistics latency="00:08:14"
                         size="9583033"
                         time_creation="Wed Mar 17 01:51:38 2021"
                         time_modification="Thu Feb 18 08:08:13 2021" />
        <observations epoch_first="Thu Feb 18 07:00:00 2021"
                      epoch_last="Thu Feb 18 07:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34005"
                obs_have="32188"
                obs_ratio="94.66" />
          <mask elevation="10 degrees"
                obs_expected="28325"
                obs_have="28088"
                obs_ratio="99.16" />
          <mask elevation="15 degrees"
                obs_expected="23801"
                obs_have="23801"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta049i.21o"
          error="0"
          interval="1"
          session="i">
      <control date="Thu Feb 18 09:21:16 2021"
               level="3">
        <file_statistics latency="00:08:14"
                         size="9523826"
                         time_creation="Thu Feb 18 09:12:03 2021"
                         time_modification="Thu Feb 18 09:08:13 2021" />
        <observations epoch_first="Thu Feb 18 08:00:00 2021"
                      epoch_last="Thu Feb 18 08:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36475"
                obs_have="33271"
                obs_ratio="91.22" />
          <mask elevation="10 degrees"
                obs_expected="29395"
                obs_have="29261"
                obs_ratio="99.54" />
          <mask elevation="15 degrees"
                obs_expected="26956"
                obs_have="26956"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 09:46:17 2021"
               level="3">
        <file_statistics latency="00:08:14"
                         size="9523826"
                         time_creation="Thu Feb 18 09:12:03 2021"
                         time_modification="Thu Feb 18 09:08:13 2021" />
        <observations epoch_first="Thu Feb 18 08:00:00 2021"
                      epoch_last="Thu Feb 18 08:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36475"
                obs_have="33271"
                obs_ratio="91.22" />
          <mask elevation="10 degrees"
                obs_expected="29395"
                obs_have="29261"
                obs_ratio="99.54" />
          <mask elevation="15 degrees"
                obs_expected="26956"
                obs_have="26956"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 11:35:15 2021"
               level="3">
        <file_statistics latency="00:08:14"
                         size="9523826"
                         time_creation="Thu Feb 18 09:12:03 2021"
                         time_modification="Thu Feb 18 09:08:13 2021" />
        <observations epoch_first="Thu Feb 18 08:00:00 2021"
                      epoch_last="Thu Feb 18 08:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36475"
                obs_have="33271"
                obs_ratio="91.22" />
          <mask elevation="10 degrees"
                obs_expected="29395"
                obs_have="29261"
                obs_ratio="99.54" />
          <mask elevation="15 degrees"
                obs_expected="26956"
                obs_have="26956"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Feb 19 18:31:06 2021"
               level="3">
        <file_statistics latency="00:08:14"
                         size="9523826"
                         time_creation="Thu Feb 18 09:12:03 2021"
                         time_modification="Thu Feb 18 09:08:13 2021" />
        <observations epoch_first="Thu Feb 18 08:00:00 2021"
                      epoch_last="Thu Feb 18 08:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36475"
                obs_have="33271"
                obs_ratio="91.22" />
          <mask elevation="10 degrees"
                obs_expected="29395"
                obs_have="29261"
                obs_ratio="99.54" />
          <mask elevation="15 degrees"
                obs_expected="26956"
                obs_have="26956"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Mar 20 03:16:15 2021"
               level="3">
        <file_statistics latency="00:08:14"
                         size="9523826"
                         time_creation="Wed Mar 17 01:51:38 2021"
                         time_modification="Thu Feb 18 09:08:13 2021" />
        <observations epoch_first="Thu Feb 18 08:00:00 2021"
                      epoch_last="Thu Feb 18 08:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36475"
                obs_have="33271"
                obs_ratio="91.22" />
          <mask elevation="10 degrees"
                obs_expected="29395"
                obs_have="29261"
                obs_ratio="99.54" />
          <mask elevation="15 degrees"
                obs_expected="26956"
                obs_have="26956"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta049j.21o"
          error="0"
          interval="1"
          session="j">
      <control date="Thu Feb 18 10:21:21 2021"
               level="3">
        <file_statistics latency="00:08:19"
                         size="9911585"
                         time_creation="Thu Feb 18 10:12:03 2021"
                         time_modification="Thu Feb 18 10:08:18 2021" />
        <observations epoch_first="Thu Feb 18 09:00:00 2021"
                      epoch_last="Thu Feb 18 09:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="40449"
                obs_have="39082"
                obs_ratio="96.62" />
          <mask elevation="10 degrees"
                obs_expected="35227"
                obs_have="35227"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="30700"
                obs_have="30700"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 10:46:20 2021"
               level="3">
        <file_statistics latency="00:08:19"
                         size="9911585"
                         time_creation="Thu Feb 18 10:12:03 2021"
                         time_modification="Thu Feb 18 10:08:18 2021" />
        <observations epoch_first="Thu Feb 18 09:00:00 2021"
                      epoch_last="Thu Feb 18 09:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="40449"
                obs_have="39082"
                obs_ratio="96.62" />
          <mask elevation="10 degrees"
                obs_expected="35227"
                obs_have="35227"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="30700"
                obs_have="30700"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 12:35:19 2021"
               level="3">
        <file_statistics latency="00:08:19"
                         size="9911585"
                         time_creation="Thu Feb 18 10:12:03 2021"
                         time_modification="Thu Feb 18 10:08:18 2021" />
        <observations epoch_first="Thu Feb 18 09:00:00 2021"
                      epoch_last="Thu Feb 18 09:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="40449"
                obs_have="39082"
                obs_ratio="96.62" />
          <mask elevation="10 degrees"
                obs_expected="35227"
                obs_have="35227"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="30700"
                obs_have="30700"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Feb 19 18:31:06 2021"
               level="3">
        <file_statistics latency="00:08:19"
                         size="9911585"
                         time_creation="Thu Feb 18 10:12:03 2021"
                         time_modification="Thu Feb 18 10:08:18 2021" />
        <observations epoch_first="Thu Feb 18 09:00:00 2021"
                      epoch_last="Thu Feb 18 09:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="40449"
                obs_have="39082"
                obs_ratio="96.62" />
          <mask elevation="10 degrees"
                obs_expected="35227"
                obs_have="35227"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="30700"
                obs_have="30700"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Mar 20 03:16:15 2021"
               level="3">
        <file_statistics latency="00:08:19"
                         size="9911585"
                         time_creation="Wed Mar 17 01:51:38 2021"
                         time_modification="Thu Feb 18 10:08:18 2021" />
        <observations epoch_first="Thu Feb 18 09:00:00 2021"
                      epoch_last="Thu Feb 18 09:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="40449"
                obs_have="39082"
                obs_ratio="96.62" />
          <mask elevation="10 degrees"
                obs_expected="35227"
                obs_have="35227"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="30700"
                obs_have="30700"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta049k.21o"
          error="0"
          interval="1"
          session="k">
      <control date="Thu Feb 18 11:21:21 2021"
               level="3">
        <file_statistics latency="00:08:18"
                         size="9918127"
                         time_creation="Thu Feb 18 11:12:02 2021"
                         time_modification="Thu Feb 18 11:08:17 2021" />
        <observations epoch_first="Thu Feb 18 10:00:00 2021"
                      epoch_last="Thu Feb 18 10:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="44073"
                obs_have="43394"
                obs_ratio="98.46" />
          <mask elevation="10 degrees"
                obs_expected="39350"
                obs_have="39350"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="35249"
                obs_have="35249"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 11:46:20 2021"
               level="3">
        <file_statistics latency="00:08:18"
                         size="9918127"
                         time_creation="Thu Feb 18 11:12:02 2021"
                         time_modification="Thu Feb 18 11:08:17 2021" />
        <observations epoch_first="Thu Feb 18 10:00:00 2021"
                      epoch_last="Thu Feb 18 10:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="44073"
                obs_have="43394"
                obs_ratio="98.46" />
          <mask elevation="10 degrees"
                obs_expected="39350"
                obs_have="39350"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="35249"
                obs_have="35249"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 13:35:20 2021"
               level="3">
        <file_statistics latency="00:08:18"
                         size="9918127"
                         time_creation="Thu Feb 18 11:12:02 2021"
                         time_modification="Thu Feb 18 11:08:17 2021" />
        <observations epoch_first="Thu Feb 18 10:00:00 2021"
                      epoch_last="Thu Feb 18 10:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="44073"
                obs_have="43394"
                obs_ratio="98.46" />
          <mask elevation="10 degrees"
                obs_expected="39350"
                obs_have="39350"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="35249"
                obs_have="35249"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Feb 19 18:31:06 2021"
               level="3">
        <file_statistics latency="00:08:18"
                         size="9918127"
                         time_creation="Thu Feb 18 11:12:02 2021"
                         time_modification="Thu Feb 18 11:08:17 2021" />
        <observations epoch_first="Thu Feb 18 10:00:00 2021"
                      epoch_last="Thu Feb 18 10:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="44073"
                obs_have="43394"
                obs_ratio="98.46" />
          <mask elevation="10 degrees"
                obs_expected="39350"
                obs_have="39350"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="35249"
                obs_have="35249"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Mar 20 03:16:15 2021"
               level="3">
        <file_statistics latency="00:08:18"
                         size="9918127"
                         time_creation="Wed Mar 17 01:51:38 2021"
                         time_modification="Thu Feb 18 11:08:17 2021" />
        <observations epoch_first="Thu Feb 18 10:00:00 2021"
                      epoch_last="Thu Feb 18 10:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="44073"
                obs_have="43394"
                obs_ratio="98.46" />
          <mask elevation="10 degrees"
                obs_expected="39350"
                obs_have="39350"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="35249"
                obs_have="35249"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta049l.21o"
          error="0"
          interval="1"
          session="l">
      <control date="Thu Feb 18 12:21:20 2021"
               level="3">
        <file_statistics latency="00:08:19"
                         size="9704803"
                         time_creation="Thu Feb 18 12:12:03 2021"
                         time_modification="Thu Feb 18 12:08:18 2021" />
        <observations epoch_first="Thu Feb 18 11:00:00 2021"
                      epoch_last="Thu Feb 18 11:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="41906"
                obs_have="40409"
                obs_ratio="96.43" />
          <mask elevation="10 degrees"
                obs_expected="37464"
                obs_have="37309"
                obs_ratio="99.59" />
          <mask elevation="15 degrees"
                obs_expected="34712"
                obs_have="34712"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 12:46:21 2021"
               level="3">
        <file_statistics latency="00:08:19"
                         size="9704803"
                         time_creation="Thu Feb 18 12:12:03 2021"
                         time_modification="Thu Feb 18 12:08:18 2021" />
        <observations epoch_first="Thu Feb 18 11:00:00 2021"
                      epoch_last="Thu Feb 18 11:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="41906"
                obs_have="40409"
                obs_ratio="96.43" />
          <mask elevation="10 degrees"
                obs_expected="37464"
                obs_have="37309"
                obs_ratio="99.59" />
          <mask elevation="15 degrees"
                obs_expected="34712"
                obs_have="34712"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 14:35:19 2021"
               level="3">
        <file_statistics latency="00:08:19"
                         size="9704803"
                         time_creation="Thu Feb 18 12:12:03 2021"
                         time_modification="Thu Feb 18 12:08:18 2021" />
        <observations epoch_first="Thu Feb 18 11:00:00 2021"
                      epoch_last="Thu Feb 18 11:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="41906"
                obs_have="40409"
                obs_ratio="96.43" />
          <mask elevation="10 degrees"
                obs_expected="37464"
                obs_have="37309"
                obs_ratio="99.59" />
          <mask elevation="15 degrees"
                obs_expected="34712"
                obs_have="34712"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Feb 19 18:31:06 2021"
               level="3">
        <file_statistics latency="00:08:19"
                         size="9704803"
                         time_creation="Thu Feb 18 12:12:03 2021"
                         time_modification="Thu Feb 18 12:08:18 2021" />
        <observations epoch_first="Thu Feb 18 11:00:00 2021"
                      epoch_last="Thu Feb 18 11:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="41906"
                obs_have="40409"
                obs_ratio="96.43" />
          <mask elevation="10 degrees"
                obs_expected="37464"
                obs_have="37309"
                obs_ratio="99.59" />
          <mask elevation="15 degrees"
                obs_expected="34712"
                obs_have="34712"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Mar 20 03:16:15 2021"
               level="3">
        <file_statistics latency="00:08:19"
                         size="9704803"
                         time_creation="Wed Mar 17 01:51:38 2021"
                         time_modification="Thu Feb 18 12:08:18 2021" />
        <observations epoch_first="Thu Feb 18 11:00:00 2021"
                      epoch_last="Thu Feb 18 11:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="41906"
                obs_have="40409"
                obs_ratio="96.43" />
          <mask elevation="10 degrees"
                obs_expected="37464"
                obs_have="37309"
                obs_ratio="99.59" />
          <mask elevation="15 degrees"
                obs_expected="34712"
                obs_have="34712"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta049m.21o"
          error="0"
          interval="1"
          session="m">
      <control date="Thu Feb 18 13:21:21 2021"
               level="3">
        <file_statistics latency="00:08:19"
                         size="10212462"
                         time_creation="Thu Feb 18 13:12:03 2021"
                         time_modification="Thu Feb 18 13:08:18 2021" />
        <observations epoch_first="Thu Feb 18 12:00:00 2021"
                      epoch_last="Thu Feb 18 12:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="38938"
                obs_have="38477"
                obs_ratio="98.82" />
          <mask elevation="10 degrees"
                obs_expected="33409"
                obs_have="33409"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="29201"
                obs_have="29201"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 13:46:20 2021"
               level="3">
        <file_statistics latency="00:08:19"
                         size="10212462"
                         time_creation="Thu Feb 18 13:12:03 2021"
                         time_modification="Thu Feb 18 13:08:18 2021" />
        <observations epoch_first="Thu Feb 18 12:00:00 2021"
                      epoch_last="Thu Feb 18 12:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="38938"
                obs_have="38477"
                obs_ratio="98.82" />
          <mask elevation="10 degrees"
                obs_expected="33409"
                obs_have="33409"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="29201"
                obs_have="29201"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 15:35:18 2021"
               level="3">
        <file_statistics latency="00:08:19"
                         size="10212462"
                         time_creation="Thu Feb 18 13:12:03 2021"
                         time_modification="Thu Feb 18 13:08:18 2021" />
        <observations epoch_first="Thu Feb 18 12:00:00 2021"
                      epoch_last="Thu Feb 18 12:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="38938"
                obs_have="38477"
                obs_ratio="98.82" />
          <mask elevation="10 degrees"
                obs_expected="33409"
                obs_have="33409"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="29201"
                obs_have="29201"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Feb 19 18:31:06 2021"
               level="3">
        <file_statistics latency="00:08:19"
                         size="10212462"
                         time_creation="Thu Feb 18 13:12:03 2021"
                         time_modification="Thu Feb 18 13:08:18 2021" />
        <observations epoch_first="Thu Feb 18 12:00:00 2021"
                      epoch_last="Thu Feb 18 12:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="38938"
                obs_have="38477"
                obs_ratio="98.82" />
          <mask elevation="10 degrees"
                obs_expected="33409"
                obs_have="33409"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="29201"
                obs_have="29201"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Mar 20 03:16:15 2021"
               level="3">
        <file_statistics latency="00:08:19"
                         size="10212462"
                         time_creation="Wed Mar 17 01:51:38 2021"
                         time_modification="Thu Feb 18 13:08:18 2021" />
        <observations epoch_first="Thu Feb 18 12:00:00 2021"
                      epoch_last="Thu Feb 18 12:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="38938"
                obs_have="38477"
                obs_ratio="98.82" />
          <mask elevation="10 degrees"
                obs_expected="33409"
                obs_have="33409"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="29201"
                obs_have="29201"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta049n.21o"
          error="0"
          interval="1"
          session="n">
      <control date="Thu Feb 18 14:21:18 2021"
               level="3">
        <file_statistics latency="00:08:19"
                         size="10168965"
                         time_creation="Thu Feb 18 14:12:04 2021"
                         time_modification="Thu Feb 18 14:08:18 2021" />
        <observations epoch_first="Thu Feb 18 13:00:00 2021"
                      epoch_last="Thu Feb 18 13:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="35544"
                obs_have="33920"
                obs_ratio="95.43" />
          <mask elevation="10 degrees"
                obs_expected="27936"
                obs_have="27936"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="21768"
                obs_have="21768"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 14:46:19 2021"
               level="3">
        <file_statistics latency="00:08:19"
                         size="10168965"
                         time_creation="Thu Feb 18 14:12:04 2021"
                         time_modification="Thu Feb 18 14:08:18 2021" />
        <observations epoch_first="Thu Feb 18 13:00:00 2021"
                      epoch_last="Thu Feb 18 13:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="35544"
                obs_have="33920"
                obs_ratio="95.43" />
          <mask elevation="10 degrees"
                obs_expected="27936"
                obs_have="27936"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="21768"
                obs_have="21768"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 16:35:12 2021"
               level="3">
        <file_statistics latency="00:08:19"
                         size="10168965"
                         time_creation="Thu Feb 18 14:12:04 2021"
                         time_modification="Thu Feb 18 14:08:18 2021" />
        <observations epoch_first="Thu Feb 18 13:00:00 2021"
                      epoch_last="Thu Feb 18 13:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="35544"
                obs_have="33920"
                obs_ratio="95.43" />
          <mask elevation="10 degrees"
                obs_expected="27936"
                obs_have="27936"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="21768"
                obs_have="21768"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Feb 19 18:31:06 2021"
               level="3">
        <file_statistics latency="00:08:19"
                         size="10168965"
                         time_creation="Thu Feb 18 14:12:04 2021"
                         time_modification="Thu Feb 18 14:08:18 2021" />
        <observations epoch_first="Thu Feb 18 13:00:00 2021"
                      epoch_last="Thu Feb 18 13:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="35544"
                obs_have="33920"
                obs_ratio="95.43" />
          <mask elevation="10 degrees"
                obs_expected="27936"
                obs_have="27936"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="21768"
                obs_have="21768"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Mar 20 03:16:15 2021"
               level="3">
        <file_statistics latency="00:08:19"
                         size="10168965"
                         time_creation="Wed Mar 17 01:51:38 2021"
                         time_modification="Thu Feb 18 14:08:18 2021" />
        <observations epoch_first="Thu Feb 18 13:00:00 2021"
                      epoch_last="Thu Feb 18 13:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="35544"
                obs_have="33920"
                obs_ratio="95.43" />
          <mask elevation="10 degrees"
                obs_expected="27936"
                obs_have="27936"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="21768"
                obs_have="21768"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta049o.21o"
          error="0"
          interval="1"
          session="o">
      <control date="Thu Feb 18 15:21:15 2021"
               level="3">
        <file_statistics latency="00:08:13"
                         size="9093589"
                         time_creation="Thu Feb 18 15:12:03 2021"
                         time_modification="Thu Feb 18 15:08:12 2021" />
        <observations epoch_first="Thu Feb 18 14:00:00 2021"
                      epoch_last="Thu Feb 18 14:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="29393"
                obs_have="29393"
                obs_ratio="100.00" />
          <mask elevation="10 degrees"
                obs_expected="28776"
                obs_have="28776"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="25991"
                obs_have="25991"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 15:46:15 2021"
               level="3">
        <file_statistics latency="00:08:13"
                         size="9093589"
                         time_creation="Thu Feb 18 15:12:03 2021"
                         time_modification="Thu Feb 18 15:08:12 2021" />
        <observations epoch_first="Thu Feb 18 14:00:00 2021"
                      epoch_last="Thu Feb 18 14:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="29393"
                obs_have="29393"
                obs_ratio="100.00" />
          <mask elevation="10 degrees"
                obs_expected="28776"
                obs_have="28776"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="25991"
                obs_have="25991"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 17:35:10 2021"
               level="3">
        <file_statistics latency="00:08:13"
                         size="9093589"
                         time_creation="Thu Feb 18 15:12:03 2021"
                         time_modification="Thu Feb 18 15:08:12 2021" />
        <observations epoch_first="Thu Feb 18 14:00:00 2021"
                      epoch_last="Thu Feb 18 14:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="29393"
                obs_have="29393"
                obs_ratio="100.00" />
          <mask elevation="10 degrees"
                obs_expected="28776"
                obs_have="28776"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="25991"
                obs_have="25991"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Feb 19 18:31:06 2021"
               level="3">
        <file_statistics latency="00:08:13"
                         size="9093589"
                         time_creation="Thu Feb 18 15:12:03 2021"
                         time_modification="Thu Feb 18 15:08:12 2021" />
        <observations epoch_first="Thu Feb 18 14:00:00 2021"
                      epoch_last="Thu Feb 18 14:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="29393"
                obs_have="29393"
                obs_ratio="100.00" />
          <mask elevation="10 degrees"
                obs_expected="28776"
                obs_have="28776"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="25991"
                obs_have="25991"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Mar 20 03:16:15 2021"
               level="3">
        <file_statistics latency="00:08:13"
                         size="9093589"
                         time_creation="Wed Mar 17 01:51:38 2021"
                         time_modification="Thu Feb 18 15:08:12 2021" />
        <observations epoch_first="Thu Feb 18 14:00:00 2021"
                      epoch_last="Thu Feb 18 14:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="29393"
                obs_have="29393"
                obs_ratio="100.00" />
          <mask elevation="10 degrees"
                obs_expected="28776"
                obs_have="28776"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="25991"
                obs_have="25991"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta049p.21o"
          error="0"
          interval="1"
          session="p">
      <control date="Thu Feb 18 16:21:05 2021"
               level="3">
        <file_statistics latency="00:08:08"
                         size="8409783"
                         time_creation="Thu Feb 18 16:12:03 2021"
                         time_modification="Thu Feb 18 16:08:07 2021" />
        <observations epoch_first="Thu Feb 18 15:00:00 2021"
                      epoch_last="Thu Feb 18 15:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="29667"
                obs_have="28176"
                obs_ratio="94.97" />
          <mask elevation="10 degrees"
                obs_expected="24706"
                obs_have="24673"
                obs_ratio="99.87" />
          <mask elevation="15 degrees"
                obs_expected="22919"
                obs_have="22919"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 16:46:11 2021"
               level="3">
        <file_statistics latency="00:08:08"
                         size="8409783"
                         time_creation="Thu Feb 18 16:12:03 2021"
                         time_modification="Thu Feb 18 16:08:07 2021" />
        <observations epoch_first="Thu Feb 18 15:00:00 2021"
                      epoch_last="Thu Feb 18 15:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="29667"
                obs_have="28176"
                obs_ratio="94.97" />
          <mask elevation="10 degrees"
                obs_expected="24706"
                obs_have="24673"
                obs_ratio="99.87" />
          <mask elevation="15 degrees"
                obs_expected="22919"
                obs_have="22919"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 18:35:09 2021"
               level="3">
        <file_statistics latency="00:08:08"
                         size="8409783"
                         time_creation="Thu Feb 18 16:12:03 2021"
                         time_modification="Thu Feb 18 16:08:07 2021" />
        <observations epoch_first="Thu Feb 18 15:00:00 2021"
                      epoch_last="Thu Feb 18 15:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="29667"
                obs_have="28176"
                obs_ratio="94.97" />
          <mask elevation="10 degrees"
                obs_expected="24706"
                obs_have="24673"
                obs_ratio="99.87" />
          <mask elevation="15 degrees"
                obs_expected="22919"
                obs_have="22919"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Feb 19 18:31:06 2021"
               level="3">
        <file_statistics latency="00:08:08"
                         size="8409783"
                         time_creation="Thu Feb 18 16:12:03 2021"
                         time_modification="Thu Feb 18 16:08:07 2021" />
        <observations epoch_first="Thu Feb 18 15:00:00 2021"
                      epoch_last="Thu Feb 18 15:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="29667"
                obs_have="28176"
                obs_ratio="94.97" />
          <mask elevation="10 degrees"
                obs_expected="24706"
                obs_have="24673"
                obs_ratio="99.87" />
          <mask elevation="15 degrees"
                obs_expected="22919"
                obs_have="22919"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Mar 20 03:16:15 2021"
               level="3">
        <file_statistics latency="00:08:08"
                         size="8409783"
                         time_creation="Wed Mar 17 01:51:38 2021"
                         time_modification="Thu Feb 18 16:08:07 2021" />
        <observations epoch_first="Thu Feb 18 15:00:00 2021"
                      epoch_last="Thu Feb 18 15:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="29667"
                obs_have="28176"
                obs_ratio="94.97" />
          <mask elevation="10 degrees"
                obs_expected="24706"
                obs_have="24673"
                obs_ratio="99.87" />
          <mask elevation="15 degrees"
                obs_expected="22919"
                obs_have="22919"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta049q.21o"
          error="0"
          interval="1"
          session="q">
      <control date="Thu Feb 18 17:21:17 2021"
               level="3">
        <file_statistics latency="00:08:12"
                         size="8465152"
                         time_creation="Thu Feb 18 17:12:04 2021"
                         time_modification="Thu Feb 18 17:08:11 2021" />
        <observations epoch_first="Thu Feb 18 16:00:00 2021"
                      epoch_last="Thu Feb 18 16:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33428"
                obs_have="31501"
                obs_ratio="94.24" />
          <mask elevation="10 degrees"
                obs_expected="24563"
                obs_have="24110"
                obs_ratio="98.16" />
          <mask elevation="15 degrees"
                obs_expected="19463"
                obs_have="19463"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 17:46:18 2021"
               level="3">
        <file_statistics latency="00:08:12"
                         size="8465152"
                         time_creation="Thu Feb 18 17:12:04 2021"
                         time_modification="Thu Feb 18 17:08:11 2021" />
        <observations epoch_first="Thu Feb 18 16:00:00 2021"
                      epoch_last="Thu Feb 18 16:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33428"
                obs_have="31501"
                obs_ratio="94.24" />
          <mask elevation="10 degrees"
                obs_expected="24563"
                obs_have="24110"
                obs_ratio="98.16" />
          <mask elevation="15 degrees"
                obs_expected="19463"
                obs_have="19463"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 19:35:16 2021"
               level="3">
        <file_statistics latency="00:08:12"
                         size="8465152"
                         time_creation="Thu Feb 18 17:12:04 2021"
                         time_modification="Thu Feb 18 17:08:11 2021" />
        <observations epoch_first="Thu Feb 18 16:00:00 2021"
                      epoch_last="Thu Feb 18 16:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33428"
                obs_have="31501"
                obs_ratio="94.24" />
          <mask elevation="10 degrees"
                obs_expected="24563"
                obs_have="24110"
                obs_ratio="98.16" />
          <mask elevation="15 degrees"
                obs_expected="19463"
                obs_have="19463"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Feb 19 18:31:06 2021"
               level="3">
        <file_statistics latency="00:08:12"
                         size="8465152"
                         time_creation="Thu Feb 18 17:12:04 2021"
                         time_modification="Thu Feb 18 17:08:11 2021" />
        <observations epoch_first="Thu Feb 18 16:00:00 2021"
                      epoch_last="Thu Feb 18 16:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33428"
                obs_have="31501"
                obs_ratio="94.24" />
          <mask elevation="10 degrees"
                obs_expected="24563"
                obs_have="24110"
                obs_ratio="98.16" />
          <mask elevation="15 degrees"
                obs_expected="19463"
                obs_have="19463"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Mar 20 03:16:15 2021"
               level="3">
        <file_statistics latency="00:08:12"
                         size="8465152"
                         time_creation="Wed Mar 17 01:51:38 2021"
                         time_modification="Thu Feb 18 17:08:11 2021" />
        <observations epoch_first="Thu Feb 18 16:00:00 2021"
                      epoch_last="Thu Feb 18 16:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33428"
                obs_have="31501"
                obs_ratio="94.24" />
          <mask elevation="10 degrees"
                obs_expected="24563"
                obs_have="24110"
                obs_ratio="98.16" />
          <mask elevation="15 degrees"
                obs_expected="19463"
                obs_have="19463"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta049r.21o"
          error="0"
          interval="1"
          session="r">
      <control date="Thu Feb 18 18:21:15 2021"
               level="3">
        <file_statistics latency="00:08:10"
                         size="9174246"
                         time_creation="Thu Feb 18 18:12:03 2021"
                         time_modification="Thu Feb 18 18:08:09 2021" />
        <observations epoch_first="Thu Feb 18 17:00:00 2021"
                      epoch_last="Thu Feb 18 17:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33986"
                obs_have="32310"
                obs_ratio="95.07" />
          <mask elevation="10 degrees"
                obs_expected="29150"
                obs_have="29150"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="21684"
                obs_have="21684"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 18:46:15 2021"
               level="3">
        <file_statistics latency="00:08:10"
                         size="9174246"
                         time_creation="Thu Feb 18 18:12:03 2021"
                         time_modification="Thu Feb 18 18:08:09 2021" />
        <observations epoch_first="Thu Feb 18 17:00:00 2021"
                      epoch_last="Thu Feb 18 17:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33986"
                obs_have="32310"
                obs_ratio="95.07" />
          <mask elevation="10 degrees"
                obs_expected="29150"
                obs_have="29150"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="21684"
                obs_have="21684"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 20:35:18 2021"
               level="3">
        <file_statistics latency="00:08:10"
                         size="9174246"
                         time_creation="Thu Feb 18 18:12:03 2021"
                         time_modification="Thu Feb 18 18:08:09 2021" />
        <observations epoch_first="Thu Feb 18 17:00:00 2021"
                      epoch_last="Thu Feb 18 17:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33986"
                obs_have="32310"
                obs_ratio="95.07" />
          <mask elevation="10 degrees"
                obs_expected="29150"
                obs_have="29150"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="21684"
                obs_have="21684"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Feb 19 18:31:06 2021"
               level="3">
        <file_statistics latency="00:08:10"
                         size="9174246"
                         time_creation="Thu Feb 18 18:12:03 2021"
                         time_modification="Thu Feb 18 18:08:09 2021" />
        <observations epoch_first="Thu Feb 18 17:00:00 2021"
                      epoch_last="Thu Feb 18 17:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33986"
                obs_have="32310"
                obs_ratio="95.07" />
          <mask elevation="10 degrees"
                obs_expected="29150"
                obs_have="29150"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="21684"
                obs_have="21684"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Mar 20 03:16:15 2021"
               level="3">
        <file_statistics latency="00:08:10"
                         size="9174246"
                         time_creation="Wed Mar 17 01:51:38 2021"
                         time_modification="Thu Feb 18 18:08:09 2021" />
        <observations epoch_first="Thu Feb 18 17:00:00 2021"
                      epoch_last="Thu Feb 18 17:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33986"
                obs_have="32310"
                obs_ratio="95.07" />
          <mask elevation="10 degrees"
                obs_expected="29150"
                obs_have="29150"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="21684"
                obs_have="21684"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta049s.21o"
          error="0"
          interval="1"
          session="s">
      <control date="Thu Feb 18 19:21:19 2021"
               level="3">
        <file_statistics latency="00:08:18"
                         size="9974917"
                         time_creation="Thu Feb 18 19:12:03 2021"
                         time_modification="Thu Feb 18 19:08:17 2021" />
        <observations epoch_first="Thu Feb 18 18:00:00 2021"
                      epoch_last="Thu Feb 18 18:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34958"
                obs_have="34578"
                obs_ratio="98.91" />
          <mask elevation="10 degrees"
                obs_expected="30106"
                obs_have="30106"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="26554"
                obs_have="26554"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 19:46:18 2021"
               level="3">
        <file_statistics latency="00:08:18"
                         size="9974917"
                         time_creation="Thu Feb 18 19:12:03 2021"
                         time_modification="Thu Feb 18 19:08:17 2021" />
        <observations epoch_first="Thu Feb 18 18:00:00 2021"
                      epoch_last="Thu Feb 18 18:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34958"
                obs_have="34578"
                obs_ratio="98.91" />
          <mask elevation="10 degrees"
                obs_expected="30106"
                obs_have="30106"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="26554"
                obs_have="26554"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 21:35:23 2021"
               level="3">
        <file_statistics latency="00:08:18"
                         size="9974917"
                         time_creation="Thu Feb 18 19:12:03 2021"
                         time_modification="Thu Feb 18 19:08:17 2021" />
        <observations epoch_first="Thu Feb 18 18:00:00 2021"
                      epoch_last="Thu Feb 18 18:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34958"
                obs_have="34578"
                obs_ratio="98.91" />
          <mask elevation="10 degrees"
                obs_expected="30106"
                obs_have="30106"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="26554"
                obs_have="26554"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Feb 19 18:31:06 2021"
               level="3">
        <file_statistics latency="00:08:18"
                         size="9974917"
                         time_creation="Thu Feb 18 19:12:03 2021"
                         time_modification="Thu Feb 18 19:08:17 2021" />
        <observations epoch_first="Thu Feb 18 18:00:00 2021"
                      epoch_last="Thu Feb 18 18:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34958"
                obs_have="34578"
                obs_ratio="98.91" />
          <mask elevation="10 degrees"
                obs_expected="30106"
                obs_have="30106"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="26554"
                obs_have="26554"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Mar 20 03:16:15 2021"
               level="3">
        <file_statistics latency="00:08:18"
                         size="9974917"
                         time_creation="Wed Mar 17 01:51:38 2021"
                         time_modification="Thu Feb 18 19:08:17 2021" />
        <observations epoch_first="Thu Feb 18 18:00:00 2021"
                      epoch_last="Thu Feb 18 18:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34958"
                obs_have="34578"
                obs_ratio="98.91" />
          <mask elevation="10 degrees"
                obs_expected="30106"
                obs_have="30106"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="26554"
                obs_have="26554"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta049t.21o"
          error="0"
          interval="1"
          session="t">
      <control date="Thu Feb 18 20:21:21 2021"
               level="3">
        <file_statistics latency="00:08:15"
                         size="9847690"
                         time_creation="Thu Feb 18 20:12:03 2021"
                         time_modification="Thu Feb 18 20:08:14 2021" />
        <observations epoch_first="Thu Feb 18 19:00:00 2021"
                      epoch_last="Thu Feb 18 19:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36476"
                obs_have="35361"
                obs_ratio="96.94" />
          <mask elevation="10 degrees"
                obs_expected="31135"
                obs_have="31019"
                obs_ratio="99.63" />
          <mask elevation="15 degrees"
                obs_expected="27510"
                obs_have="27510"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 20:46:10 2021"
               level="3">
        <file_statistics latency="00:08:15"
                         size="9847690"
                         time_creation="Thu Feb 18 20:12:03 2021"
                         time_modification="Thu Feb 18 20:08:14 2021" />
        <observations epoch_first="Thu Feb 18 19:00:00 2021"
                      epoch_last="Thu Feb 18 19:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36476"
                obs_have="35361"
                obs_ratio="96.94" />
          <mask elevation="10 degrees"
                obs_expected="31135"
                obs_have="31019"
                obs_ratio="99.63" />
          <mask elevation="15 degrees"
                obs_expected="27510"
                obs_have="27510"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 22:35:22 2021"
               level="3">
        <file_statistics latency="00:08:15"
                         size="9847690"
                         time_creation="Thu Feb 18 20:12:03 2021"
                         time_modification="Thu Feb 18 20:08:14 2021" />
        <observations epoch_first="Thu Feb 18 19:00:00 2021"
                      epoch_last="Thu Feb 18 19:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36476"
                obs_have="35361"
                obs_ratio="96.94" />
          <mask elevation="10 degrees"
                obs_expected="31135"
                obs_have="31019"
                obs_ratio="99.63" />
          <mask elevation="15 degrees"
                obs_expected="27510"
                obs_have="27510"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Feb 19 18:31:06 2021"
               level="3">
        <file_statistics latency="00:08:15"
                         size="9847690"
                         time_creation="Thu Feb 18 20:12:03 2021"
                         time_modification="Thu Feb 18 20:08:14 2021" />
        <observations epoch_first="Thu Feb 18 19:00:00 2021"
                      epoch_last="Thu Feb 18 19:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36476"
                obs_have="35361"
                obs_ratio="96.94" />
          <mask elevation="10 degrees"
                obs_expected="31135"
                obs_have="31019"
                obs_ratio="99.63" />
          <mask elevation="15 degrees"
                obs_expected="27510"
                obs_have="27510"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Mar 20 03:16:15 2021"
               level="3">
        <file_statistics latency="00:08:15"
                         size="9847690"
                         time_creation="Wed Mar 17 01:51:38 2021"
                         time_modification="Thu Feb 18 20:08:14 2021" />
        <observations epoch_first="Thu Feb 18 19:00:00 2021"
                      epoch_last="Thu Feb 18 19:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36476"
                obs_have="35361"
                obs_ratio="96.94" />
          <mask elevation="10 degrees"
                obs_expected="31135"
                obs_have="31019"
                obs_ratio="99.63" />
          <mask elevation="15 degrees"
                obs_expected="27510"
                obs_have="27510"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta049u.21o"
          error="0"
          interval="1"
          session="u">
      <control date="Thu Feb 18 21:21:28 2021"
               level="3">
        <file_statistics latency="00:08:21"
                         size="10969533"
                         time_creation="Thu Feb 18 21:12:04 2021"
                         time_modification="Thu Feb 18 21:08:20 2021" />
        <observations epoch_first="Thu Feb 18 20:00:00 2021"
                      epoch_last="Thu Feb 18 20:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="41631"
                obs_have="40629"
                obs_ratio="97.59" />
          <mask elevation="10 degrees"
                obs_expected="35675"
                obs_have="35675"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="33931"
                obs_have="33931"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 21:46:26 2021"
               level="3">
        <file_statistics latency="00:08:21"
                         size="10969533"
                         time_creation="Thu Feb 18 21:12:04 2021"
                         time_modification="Thu Feb 18 21:08:20 2021" />
        <observations epoch_first="Thu Feb 18 20:00:00 2021"
                      epoch_last="Thu Feb 18 20:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="41631"
                obs_have="40629"
                obs_ratio="97.59" />
          <mask elevation="10 degrees"
                obs_expected="35675"
                obs_have="35675"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="33931"
                obs_have="33931"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 23:35:25 2021"
               level="3">
        <file_statistics latency="00:08:21"
                         size="10969533"
                         time_creation="Thu Feb 18 21:12:04 2021"
                         time_modification="Thu Feb 18 21:08:20 2021" />
        <observations epoch_first="Thu Feb 18 20:00:00 2021"
                      epoch_last="Thu Feb 18 20:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="41631"
                obs_have="40629"
                obs_ratio="97.59" />
          <mask elevation="10 degrees"
                obs_expected="35675"
                obs_have="35675"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="33931"
                obs_have="33931"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Feb 19 18:31:06 2021"
               level="3">
        <file_statistics latency="00:08:21"
                         size="10969533"
                         time_creation="Thu Feb 18 21:12:04 2021"
                         time_modification="Thu Feb 18 21:08:20 2021" />
        <observations epoch_first="Thu Feb 18 20:00:00 2021"
                      epoch_last="Thu Feb 18 20:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="41631"
                obs_have="40629"
                obs_ratio="97.59" />
          <mask elevation="10 degrees"
                obs_expected="35675"
                obs_have="35675"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="33931"
                obs_have="33931"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Mar 20 03:16:15 2021"
               level="3">
        <file_statistics latency="00:08:21"
                         size="10969533"
                         time_creation="Wed Mar 17 01:51:38 2021"
                         time_modification="Thu Feb 18 21:08:20 2021" />
        <observations epoch_first="Thu Feb 18 20:00:00 2021"
                      epoch_last="Thu Feb 18 20:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="41631"
                obs_have="40629"
                obs_ratio="97.59" />
          <mask elevation="10 degrees"
                obs_expected="35675"
                obs_have="35675"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="33931"
                obs_have="33931"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta049v.21o"
          error="0"
          interval="1"
          session="v">
      <control date="Fri Feb 19 00:35:25 2021"
               level="3">
        <file_statistics latency="00:50:58"
                         size="10409696"
                         time_creation="Thu Feb 18 23:06:03 2021"
                         time_modification="Thu Feb 18 22:50:57 2021" />
        <observations epoch_first="Thu Feb 18 21:00:00 2021"
                      epoch_last="Thu Feb 18 21:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="44855"
                obs_have="41037"
                obs_ratio="91.49" />
          <mask elevation="10 degrees"
                obs_expected="33175"
                obs_have="33175"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="28249"
                obs_have="28249"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Feb 19 18:31:06 2021"
               level="3">
        <file_statistics latency="00:50:58"
                         size="10409696"
                         time_creation="Thu Feb 18 23:06:03 2021"
                         time_modification="Thu Feb 18 22:50:57 2021" />
        <observations epoch_first="Thu Feb 18 21:00:00 2021"
                      epoch_last="Thu Feb 18 21:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="44855"
                obs_have="41037"
                obs_ratio="91.49" />
          <mask elevation="10 degrees"
                obs_expected="33175"
                obs_have="33175"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="28249"
                obs_have="28249"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Mar 20 03:16:15 2021"
               level="3">
        <file_statistics latency="00:50:58"
                         size="10409696"
                         time_creation="Wed Mar 17 01:51:38 2021"
                         time_modification="Thu Feb 18 22:50:57 2021" />
        <observations epoch_first="Thu Feb 18 21:00:00 2021"
                      epoch_last="Thu Feb 18 21:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="44855"
                obs_have="41037"
                obs_ratio="91.49" />
          <mask elevation="10 degrees"
                obs_expected="33175"
                obs_have="33175"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="28249"
                obs_have="28249"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta049w.21o"
          error="0"
          interval="1"
          session="w">
      <control date="Thu Feb 18 23:21:27 2021"
               level="3">
        <file_statistics latency="00:08:21"
                         size="11070107"
                         time_creation="Thu Feb 18 23:12:03 2021"
                         time_modification="Thu Feb 18 23:08:20 2021" />
        <observations epoch_first="Thu Feb 18 22:00:00 2021"
                      epoch_last="Thu Feb 18 22:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="40536"
                obs_have="39189"
                obs_ratio="96.68" />
          <mask elevation="10 degrees"
                obs_expected="35465"
                obs_have="35344"
                obs_ratio="99.66" />
          <mask elevation="15 degrees"
                obs_expected="30797"
                obs_have="30797"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 18 23:46:27 2021"
               level="3">
        <file_statistics latency="00:08:21"
                         size="11070107"
                         time_creation="Thu Feb 18 23:12:03 2021"
                         time_modification="Thu Feb 18 23:08:20 2021" />
        <observations epoch_first="Thu Feb 18 22:00:00 2021"
                      epoch_last="Thu Feb 18 22:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="40536"
                obs_have="39189"
                obs_ratio="96.68" />
          <mask elevation="10 degrees"
                obs_expected="35465"
                obs_have="35344"
                obs_ratio="99.66" />
          <mask elevation="15 degrees"
                obs_expected="30797"
                obs_have="30797"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Feb 19 01:35:25 2021"
               level="3">
        <file_statistics latency="00:08:21"
                         size="11070107"
                         time_creation="Thu Feb 18 23:12:03 2021"
                         time_modification="Thu Feb 18 23:08:20 2021" />
        <observations epoch_first="Thu Feb 18 22:00:00 2021"
                      epoch_last="Thu Feb 18 22:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="40536"
                obs_have="39189"
                obs_ratio="96.68" />
          <mask elevation="10 degrees"
                obs_expected="35465"
                obs_have="35344"
                obs_ratio="99.66" />
          <mask elevation="15 degrees"
                obs_expected="30797"
                obs_have="30797"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Feb 19 18:31:06 2021"
               level="3">
        <file_statistics latency="00:08:21"
                         size="11070107"
                         time_creation="Thu Feb 18 23:12:03 2021"
                         time_modification="Thu Feb 18 23:08:20 2021" />
        <observations epoch_first="Thu Feb 18 22:00:00 2021"
                      epoch_last="Thu Feb 18 22:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="40536"
                obs_have="39189"
                obs_ratio="96.68" />
          <mask elevation="10 degrees"
                obs_expected="35465"
                obs_have="35344"
                obs_ratio="99.66" />
          <mask elevation="15 degrees"
                obs_expected="30797"
                obs_have="30797"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Mar 20 03:16:15 2021"
               level="3">
        <file_statistics latency="00:08:21"
                         size="11070107"
                         time_creation="Wed Mar 17 01:51:38 2021"
                         time_modification="Thu Feb 18 23:08:20 2021" />
        <observations epoch_first="Thu Feb 18 22:00:00 2021"
                      epoch_last="Thu Feb 18 22:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="40536"
                obs_have="39189"
                obs_ratio="96.68" />
          <mask elevation="10 degrees"
                obs_expected="35465"
                obs_have="35344"
                obs_ratio="99.66" />
          <mask elevation="15 degrees"
                obs_expected="30797"
                obs_have="30797"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta049x.21o"
          error="0"
          interval="1"
          session="x">
      <control date="Fri Feb 19 00:21:27 2021"
               level="3">
        <file_statistics latency="00:08:08"
                         size="10727708"
                         time_creation="Fri Feb 19 00:12:05 2021"
                         time_modification="Fri Feb 19 00:08:07 2021" />
        <observations epoch_first="Thu Feb 18 23:00:00 2021"
                      epoch_last="Thu Feb 18 23:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="38013"
                obs_have="37826"
                obs_ratio="99.51" />
          <mask elevation="10 degrees"
                obs_expected="35391"
                obs_have="35391"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="33101"
                obs_have="33101"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Feb 19 00:46:26 2021"
               level="3">
        <file_statistics latency="00:08:08"
                         size="10727708"
                         time_creation="Fri Feb 19 00:12:05 2021"
                         time_modification="Fri Feb 19 00:08:07 2021" />
        <observations epoch_first="Thu Feb 18 23:00:00 2021"
                      epoch_last="Thu Feb 18 23:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="38013"
                obs_have="37826"
                obs_ratio="99.51" />
          <mask elevation="10 degrees"
                obs_expected="35391"
                obs_have="35391"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="33101"
                obs_have="33101"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Feb 19 02:35:20 2021"
               level="3">
        <file_statistics latency="00:08:08"
                         size="10727708"
                         time_creation="Fri Feb 19 00:12:05 2021"
                         time_modification="Fri Feb 19 00:08:07 2021" />
        <observations epoch_first="Thu Feb 18 23:00:00 2021"
                      epoch_last="Thu Feb 18 23:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="38013"
                obs_have="37826"
                obs_ratio="99.51" />
          <mask elevation="10 degrees"
                obs_expected="35391"
                obs_have="35391"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="33101"
                obs_have="33101"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Feb 19 18:31:06 2021"
               level="3">
        <file_statistics latency="00:08:08"
                         size="10727708"
                         time_creation="Fri Feb 19 00:12:05 2021"
                         time_modification="Fri Feb 19 00:08:07 2021" />
        <observations epoch_first="Thu Feb 18 23:00:00 2021"
                      epoch_last="Thu Feb 18 23:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="38013"
                obs_have="37826"
                obs_ratio="99.51" />
          <mask elevation="10 degrees"
                obs_expected="35391"
                obs_have="35391"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="33101"
                obs_have="33101"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Mar 20 03:16:15 2021"
               level="3">
        <file_statistics latency="00:08:08"
                         size="10727708"
                         time_creation="Wed Mar 17 01:51:38 2021"
                         time_modification="Fri Feb 19 00:08:07 2021" />
        <observations epoch_first="Thu Feb 18 23:00:00 2021"
                      epoch_last="Thu Feb 18 23:59:59 2021"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="38013"
                obs_have="37826"
                obs_ratio="99.51" />
          <mask elevation="10 degrees"
                obs_expected="35391"
                obs_have="35391"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="33101"
                obs_have="33101"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
  </station>
</QC>
