<QC Comment="Quality check run by the RGP Dream Team"
    Date="2020-01-21 00:00:00"
    DayOfYear="21"
    Year="2020">
  <station name="CHTA">
    <file name="/chta0210.20o"
          error="0"
          interval="30"
          session="0">
      <control date="Wed Jan 22 18:01:59 2020"
               level="3">
        <file_statistics latency="01:38:03"
                         size="8011345"
                         time_creation="Wed Jan 22 02:50:23 2020"
                         time_modification="Wed Jan 22 01:37:33 2020" />
        <observations epoch_first="Tue Jan 21 00:00:00 2020"
                      epoch_last="Tue Jan 21 23:59:30 2020"
                      epochs="2878"
                      epochs_ratio="99.93">
          <mask elevation="03 degrees"
                obs_expected="29867"
                obs_have="28753"
                obs_ratio="96.27" />
          <mask elevation="10 degrees"
                obs_expected="24806"
                obs_have="24760"
                obs_ratio="99.81" />
          <mask elevation="15 degrees"
                obs_expected="21996"
                obs_have="21974"
                obs_ratio="99.90" />
        </observations>
      </control>
      <control date="Thu Feb 20 02:46:10 2020"
               level="3">
        <file_statistics latency="01:38:03"
                         size="8011345"
                         time_creation="Mon Feb 17 01:58:01 2020"
                         time_modification="Wed Jan 22 01:37:33 2020" />
        <observations epoch_first="Tue Jan 21 00:00:00 2020"
                      epoch_last="Tue Jan 21 23:59:30 2020"
                      epochs="2878"
                      epochs_ratio="99.93">
          <mask elevation="03 degrees"
                obs_expected="29867"
                obs_have="28753"
                obs_ratio="96.27" />
          <mask elevation="10 degrees"
                obs_expected="24806"
                obs_have="24760"
                obs_ratio="99.81" />
          <mask elevation="15 degrees"
                obs_expected="21996"
                obs_have="21974"
                obs_ratio="99.90" />
        </observations>
      </control>
    </file>
    <file name="/chta021a.20o"
          error="0"
          interval="1"
          session="a">
      <control date="Tue Jan 21 01:46:15 2020"
               level="3">
        <file_statistics latency="00:09:04"
                         size="10994507"
                         time_creation="Tue Jan 21 01:12:01 2020"
                         time_modification="Tue Jan 21 01:09:03 2020" />
        <observations epoch_first="Tue Jan 21 00:00:00 2020"
                      epoch_last="Tue Jan 21 00:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="41618"
                obs_have="38625"
                obs_ratio="92.81" />
          <mask elevation="10 degrees"
                obs_expected="30853"
                obs_have="30427"
                obs_ratio="98.62" />
          <mask elevation="15 degrees"
                obs_expected="25141"
                obs_have="25141"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 03:35:09 2020"
               level="3">
        <file_statistics latency="00:09:04"
                         size="10994507"
                         time_creation="Tue Jan 21 01:12:01 2020"
                         time_modification="Tue Jan 21 01:09:03 2020" />
        <observations epoch_first="Tue Jan 21 00:00:00 2020"
                      epoch_last="Tue Jan 21 00:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="41618"
                obs_have="38625"
                obs_ratio="92.81" />
          <mask elevation="10 degrees"
                obs_expected="30853"
                obs_have="30427"
                obs_ratio="98.62" />
          <mask elevation="15 degrees"
                obs_expected="25141"
                obs_have="25141"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed Jan 22 18:29:07 2020"
               level="3">
        <file_statistics latency="00:09:04"
                         size="10994507"
                         time_creation="Tue Jan 21 01:12:01 2020"
                         time_modification="Tue Jan 21 01:09:03 2020" />
        <observations epoch_first="Tue Jan 21 00:00:00 2020"
                      epoch_last="Tue Jan 21 00:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="41618"
                obs_have="38625"
                obs_ratio="92.81" />
          <mask elevation="10 degrees"
                obs_expected="30853"
                obs_have="30427"
                obs_ratio="98.62" />
          <mask elevation="15 degrees"
                obs_expected="25141"
                obs_have="25141"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 20 03:14:47 2020"
               level="3">
        <file_statistics latency="00:09:04"
                         size="10994507"
                         time_creation="Mon Feb 17 01:51:28 2020"
                         time_modification="Tue Jan 21 01:09:03 2020" />
        <observations epoch_first="Tue Jan 21 00:00:00 2020"
                      epoch_last="Tue Jan 21 00:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="41618"
                obs_have="38625"
                obs_ratio="92.81" />
          <mask elevation="10 degrees"
                obs_expected="30853"
                obs_have="30427"
                obs_ratio="98.62" />
          <mask elevation="15 degrees"
                obs_expected="25141"
                obs_have="25141"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta021b.20o"
          error="0"
          interval="1"
          session="b">
      <control date="Tue Jan 21 02:21:13 2020"
               level="3">
        <file_statistics latency="00:09:00"
                         size="10193166"
                         time_creation="Tue Jan 21 02:12:01 2020"
                         time_modification="Tue Jan 21 02:08:59 2020" />
        <observations epoch_first="Tue Jan 21 01:00:00 2020"
                      epoch_last="Tue Jan 21 01:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="39523"
                obs_have="37117"
                obs_ratio="93.91" />
          <mask elevation="10 degrees"
                obs_expected="33851"
                obs_have="33851"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="29850"
                obs_have="29850"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 02:46:10 2020"
               level="3">
        <file_statistics latency="00:09:00"
                         size="10193166"
                         time_creation="Tue Jan 21 02:12:01 2020"
                         time_modification="Tue Jan 21 02:08:59 2020" />
        <observations epoch_first="Tue Jan 21 01:00:00 2020"
                      epoch_last="Tue Jan 21 01:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="39523"
                obs_have="37117"
                obs_ratio="93.91" />
          <mask elevation="10 degrees"
                obs_expected="33851"
                obs_have="33851"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="29850"
                obs_have="29850"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 04:35:12 2020"
               level="3">
        <file_statistics latency="00:09:00"
                         size="10193166"
                         time_creation="Tue Jan 21 02:12:01 2020"
                         time_modification="Tue Jan 21 02:08:59 2020" />
        <observations epoch_first="Tue Jan 21 01:00:00 2020"
                      epoch_last="Tue Jan 21 01:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="39523"
                obs_have="37117"
                obs_ratio="93.91" />
          <mask elevation="10 degrees"
                obs_expected="33851"
                obs_have="33851"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="29850"
                obs_have="29850"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed Jan 22 18:29:07 2020"
               level="3">
        <file_statistics latency="00:09:00"
                         size="10193166"
                         time_creation="Tue Jan 21 02:12:01 2020"
                         time_modification="Tue Jan 21 02:08:59 2020" />
        <observations epoch_first="Tue Jan 21 01:00:00 2020"
                      epoch_last="Tue Jan 21 01:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="39523"
                obs_have="37117"
                obs_ratio="93.91" />
          <mask elevation="10 degrees"
                obs_expected="33851"
                obs_have="33851"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="29850"
                obs_have="29850"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 20 03:14:47 2020"
               level="3">
        <file_statistics latency="00:09:00"
                         size="10193166"
                         time_creation="Mon Feb 17 01:51:28 2020"
                         time_modification="Tue Jan 21 02:08:59 2020" />
        <observations epoch_first="Tue Jan 21 01:00:00 2020"
                      epoch_last="Tue Jan 21 01:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="39523"
                obs_have="37117"
                obs_ratio="93.91" />
          <mask elevation="10 degrees"
                obs_expected="33851"
                obs_have="33851"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="29850"
                obs_have="29850"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta021c.20o"
          error="0"
          interval="1"
          session="c">
      <control date="Tue Jan 21 03:20:54 2020"
               level="3">
        <file_statistics latency="00:08:33"
                         size="10679921"
                         time_creation="Tue Jan 21 03:12:01 2020"
                         time_modification="Tue Jan 21 03:08:32 2020" />
        <observations epoch_first="Tue Jan 21 02:00:00 2020"
                      epoch_last="Tue Jan 21 02:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="37855"
                obs_have="37855"
                obs_ratio="100.00" />
          <mask elevation="10 degrees"
                obs_expected="35201"
                obs_have="35201"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="32911"
                obs_have="32911"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 03:46:05 2020"
               level="3">
        <file_statistics latency="00:08:33"
                         size="10679921"
                         time_creation="Tue Jan 21 03:12:01 2020"
                         time_modification="Tue Jan 21 03:08:32 2020" />
        <observations epoch_first="Tue Jan 21 02:00:00 2020"
                      epoch_last="Tue Jan 21 02:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="37855"
                obs_have="37855"
                obs_ratio="100.00" />
          <mask elevation="10 degrees"
                obs_expected="35201"
                obs_have="35201"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="32911"
                obs_have="32911"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 05:35:12 2020"
               level="3">
        <file_statistics latency="00:08:33"
                         size="10679921"
                         time_creation="Tue Jan 21 03:12:01 2020"
                         time_modification="Tue Jan 21 03:08:32 2020" />
        <observations epoch_first="Tue Jan 21 02:00:00 2020"
                      epoch_last="Tue Jan 21 02:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="37855"
                obs_have="37855"
                obs_ratio="100.00" />
          <mask elevation="10 degrees"
                obs_expected="35201"
                obs_have="35201"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="32911"
                obs_have="32911"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed Jan 22 18:29:07 2020"
               level="3">
        <file_statistics latency="00:08:33"
                         size="10679921"
                         time_creation="Tue Jan 21 03:12:01 2020"
                         time_modification="Tue Jan 21 03:08:32 2020" />
        <observations epoch_first="Tue Jan 21 02:00:00 2020"
                      epoch_last="Tue Jan 21 02:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="37855"
                obs_have="37855"
                obs_ratio="100.00" />
          <mask elevation="10 degrees"
                obs_expected="35201"
                obs_have="35201"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="32911"
                obs_have="32911"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 20 03:14:47 2020"
               level="3">
        <file_statistics latency="00:08:33"
                         size="10679921"
                         time_creation="Mon Feb 17 01:51:28 2020"
                         time_modification="Tue Jan 21 03:08:32 2020" />
        <observations epoch_first="Tue Jan 21 02:00:00 2020"
                      epoch_last="Tue Jan 21 02:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="37855"
                obs_have="37855"
                obs_ratio="100.00" />
          <mask elevation="10 degrees"
                obs_expected="35201"
                obs_have="35201"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="32911"
                obs_have="32911"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta021d.20o"
          error="0"
          interval="1"
          session="d">
      <control date="Tue Jan 21 04:20:56 2020"
               level="3">
        <file_statistics latency="00:08:35"
                         size="10648526"
                         time_creation="Tue Jan 21 04:12:02 2020"
                         time_modification="Tue Jan 21 04:08:34 2020" />
        <observations epoch_first="Tue Jan 21 03:00:00 2020"
                      epoch_last="Tue Jan 21 03:59:59 2020"
                      epochs="3553"
                      epochs_ratio="98.69">
          <mask elevation="03 degrees"
                obs_expected="42111"
                obs_have="40491"
                obs_ratio="96.15" />
          <mask elevation="10 degrees"
                obs_expected="38126"
                obs_have="37562"
                obs_ratio="98.52" />
          <mask elevation="15 degrees"
                obs_expected="34979"
                obs_have="34462"
                obs_ratio="98.52" />
        </observations>
      </control>
      <control date="Tue Jan 21 04:46:11 2020"
               level="3">
        <file_statistics latency="00:08:35"
                         size="10648526"
                         time_creation="Tue Jan 21 04:12:02 2020"
                         time_modification="Tue Jan 21 04:08:34 2020" />
        <observations epoch_first="Tue Jan 21 03:00:00 2020"
                      epoch_last="Tue Jan 21 03:59:59 2020"
                      epochs="3553"
                      epochs_ratio="98.69">
          <mask elevation="03 degrees"
                obs_expected="42111"
                obs_have="40491"
                obs_ratio="96.15" />
          <mask elevation="10 degrees"
                obs_expected="38126"
                obs_have="37562"
                obs_ratio="98.52" />
          <mask elevation="15 degrees"
                obs_expected="34979"
                obs_have="34462"
                obs_ratio="98.52" />
        </observations>
      </control>
      <control date="Tue Jan 21 06:35:14 2020"
               level="3">
        <file_statistics latency="00:08:35"
                         size="10648526"
                         time_creation="Tue Jan 21 04:12:02 2020"
                         time_modification="Tue Jan 21 04:08:34 2020" />
        <observations epoch_first="Tue Jan 21 03:00:00 2020"
                      epoch_last="Tue Jan 21 03:59:59 2020"
                      epochs="3553"
                      epochs_ratio="98.69">
          <mask elevation="03 degrees"
                obs_expected="42111"
                obs_have="40491"
                obs_ratio="96.15" />
          <mask elevation="10 degrees"
                obs_expected="38126"
                obs_have="37562"
                obs_ratio="98.52" />
          <mask elevation="15 degrees"
                obs_expected="34979"
                obs_have="34462"
                obs_ratio="98.52" />
        </observations>
      </control>
      <control date="Wed Jan 22 18:29:07 2020"
               level="3">
        <file_statistics latency="00:08:35"
                         size="10648526"
                         time_creation="Tue Jan 21 04:12:02 2020"
                         time_modification="Tue Jan 21 04:08:34 2020" />
        <observations epoch_first="Tue Jan 21 03:00:00 2020"
                      epoch_last="Tue Jan 21 03:59:59 2020"
                      epochs="3553"
                      epochs_ratio="98.69">
          <mask elevation="03 degrees"
                obs_expected="42111"
                obs_have="40491"
                obs_ratio="96.15" />
          <mask elevation="10 degrees"
                obs_expected="38126"
                obs_have="37562"
                obs_ratio="98.52" />
          <mask elevation="15 degrees"
                obs_expected="34979"
                obs_have="34462"
                obs_ratio="98.52" />
        </observations>
      </control>
      <control date="Thu Feb 20 03:14:47 2020"
               level="3">
        <file_statistics latency="00:08:35"
                         size="10648526"
                         time_creation="Mon Feb 17 01:51:28 2020"
                         time_modification="Tue Jan 21 04:08:34 2020" />
        <observations epoch_first="Tue Jan 21 03:00:00 2020"
                      epoch_last="Tue Jan 21 03:59:59 2020"
                      epochs="3553"
                      epochs_ratio="98.69">
          <mask elevation="03 degrees"
                obs_expected="42111"
                obs_have="40491"
                obs_ratio="96.15" />
          <mask elevation="10 degrees"
                obs_expected="38126"
                obs_have="37562"
                obs_ratio="98.52" />
          <mask elevation="15 degrees"
                obs_expected="34979"
                obs_have="34462"
                obs_ratio="98.52" />
        </observations>
      </control>
    </file>
    <file name="/chta021e.20o"
          error="0"
          interval="1"
          session="e">
      <control date="Tue Jan 21 05:46:15 2020"
               level="3">
        <file_statistics latency="00:21:20"
                         size="11262891"
                         time_creation="Tue Jan 21 05:45:02 2020"
                         time_modification="Tue Jan 21 05:21:19 2020" />
        <observations epoch_first="Tue Jan 21 04:00:00 2020"
                      epoch_last="Tue Jan 21 04:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="47519"
                obs_have="46357"
                obs_ratio="97.55" />
          <mask elevation="10 degrees"
                obs_expected="40892"
                obs_have="40892"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="35976"
                obs_have="35976"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 07:35:15 2020"
               level="3">
        <file_statistics latency="00:21:20"
                         size="11262891"
                         time_creation="Tue Jan 21 05:45:02 2020"
                         time_modification="Tue Jan 21 05:21:19 2020" />
        <observations epoch_first="Tue Jan 21 04:00:00 2020"
                      epoch_last="Tue Jan 21 04:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="47519"
                obs_have="46357"
                obs_ratio="97.55" />
          <mask elevation="10 degrees"
                obs_expected="40892"
                obs_have="40892"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="35976"
                obs_have="35976"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed Jan 22 18:29:07 2020"
               level="3">
        <file_statistics latency="00:21:20"
                         size="11262891"
                         time_creation="Tue Jan 21 05:45:02 2020"
                         time_modification="Tue Jan 21 05:21:19 2020" />
        <observations epoch_first="Tue Jan 21 04:00:00 2020"
                      epoch_last="Tue Jan 21 04:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="47519"
                obs_have="46357"
                obs_ratio="97.55" />
          <mask elevation="10 degrees"
                obs_expected="40892"
                obs_have="40892"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="35976"
                obs_have="35976"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 20 03:14:47 2020"
               level="3">
        <file_statistics latency="00:21:20"
                         size="11262891"
                         time_creation="Mon Feb 17 01:51:28 2020"
                         time_modification="Tue Jan 21 05:21:19 2020" />
        <observations epoch_first="Tue Jan 21 04:00:00 2020"
                      epoch_last="Tue Jan 21 04:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="47519"
                obs_have="46357"
                obs_ratio="97.55" />
          <mask elevation="10 degrees"
                obs_expected="40892"
                obs_have="40892"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="35976"
                obs_have="35976"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta021f.20o"
          error="0"
          interval="1"
          session="f">
      <control date="Tue Jan 21 06:21:19 2020"
               level="3">
        <file_statistics latency="00:09:04"
                         size="11044954"
                         time_creation="Tue Jan 21 06:12:02 2020"
                         time_modification="Tue Jan 21 06:09:03 2020" />
        <observations epoch_first="Tue Jan 21 05:00:00 2020"
                      epoch_last="Tue Jan 21 05:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="41498"
                obs_have="41132"
                obs_ratio="99.12" />
          <mask elevation="10 degrees"
                obs_expected="38519"
                obs_have="38519"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="36353"
                obs_have="36353"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 06:46:19 2020"
               level="3">
        <file_statistics latency="00:09:04"
                         size="11044954"
                         time_creation="Tue Jan 21 06:12:02 2020"
                         time_modification="Tue Jan 21 06:09:03 2020" />
        <observations epoch_first="Tue Jan 21 05:00:00 2020"
                      epoch_last="Tue Jan 21 05:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="41498"
                obs_have="41132"
                obs_ratio="99.12" />
          <mask elevation="10 degrees"
                obs_expected="38519"
                obs_have="38519"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="36353"
                obs_have="36353"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 08:35:16 2020"
               level="3">
        <file_statistics latency="00:09:04"
                         size="11044954"
                         time_creation="Tue Jan 21 06:12:02 2020"
                         time_modification="Tue Jan 21 06:09:03 2020" />
        <observations epoch_first="Tue Jan 21 05:00:00 2020"
                      epoch_last="Tue Jan 21 05:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="41498"
                obs_have="41132"
                obs_ratio="99.12" />
          <mask elevation="10 degrees"
                obs_expected="38519"
                obs_have="38519"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="36353"
                obs_have="36353"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed Jan 22 18:29:07 2020"
               level="3">
        <file_statistics latency="00:09:04"
                         size="11044954"
                         time_creation="Tue Jan 21 06:12:02 2020"
                         time_modification="Tue Jan 21 06:09:03 2020" />
        <observations epoch_first="Tue Jan 21 05:00:00 2020"
                      epoch_last="Tue Jan 21 05:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="41498"
                obs_have="41132"
                obs_ratio="99.12" />
          <mask elevation="10 degrees"
                obs_expected="38519"
                obs_have="38519"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="36353"
                obs_have="36353"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 20 03:14:47 2020"
               level="3">
        <file_statistics latency="00:09:04"
                         size="11044954"
                         time_creation="Mon Feb 17 01:51:28 2020"
                         time_modification="Tue Jan 21 06:09:03 2020" />
        <observations epoch_first="Tue Jan 21 05:00:00 2020"
                      epoch_last="Tue Jan 21 05:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="41498"
                obs_have="41132"
                obs_ratio="99.12" />
          <mask elevation="10 degrees"
                obs_expected="38519"
                obs_have="38519"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="36353"
                obs_have="36353"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta021g.20o"
          error="0"
          interval="1"
          session="g">
      <control date="Tue Jan 21 07:21:19 2020"
               level="3">
        <file_statistics latency="00:09:02"
                         size="10849784"
                         time_creation="Tue Jan 21 07:12:03 2020"
                         time_modification="Tue Jan 21 07:09:01 2020" />
        <observations epoch_first="Tue Jan 21 06:00:00 2020"
                      epoch_last="Tue Jan 21 06:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="40061"
                obs_have="39919"
                obs_ratio="99.65" />
          <mask elevation="10 degrees"
                obs_expected="35935"
                obs_have="35935"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="31968"
                obs_have="31968"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 07:46:18 2020"
               level="3">
        <file_statistics latency="00:09:02"
                         size="10849784"
                         time_creation="Tue Jan 21 07:12:03 2020"
                         time_modification="Tue Jan 21 07:09:01 2020" />
        <observations epoch_first="Tue Jan 21 06:00:00 2020"
                      epoch_last="Tue Jan 21 06:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="40061"
                obs_have="39919"
                obs_ratio="99.65" />
          <mask elevation="10 degrees"
                obs_expected="35935"
                obs_have="35935"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="31968"
                obs_have="31968"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 09:35:15 2020"
               level="3">
        <file_statistics latency="00:09:02"
                         size="10849784"
                         time_creation="Tue Jan 21 07:12:03 2020"
                         time_modification="Tue Jan 21 07:09:01 2020" />
        <observations epoch_first="Tue Jan 21 06:00:00 2020"
                      epoch_last="Tue Jan 21 06:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="40061"
                obs_have="39919"
                obs_ratio="99.65" />
          <mask elevation="10 degrees"
                obs_expected="35935"
                obs_have="35935"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="31968"
                obs_have="31968"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed Jan 22 18:29:07 2020"
               level="3">
        <file_statistics latency="00:09:02"
                         size="10849784"
                         time_creation="Tue Jan 21 07:12:03 2020"
                         time_modification="Tue Jan 21 07:09:01 2020" />
        <observations epoch_first="Tue Jan 21 06:00:00 2020"
                      epoch_last="Tue Jan 21 06:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="40061"
                obs_have="39919"
                obs_ratio="99.65" />
          <mask elevation="10 degrees"
                obs_expected="35935"
                obs_have="35935"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="31968"
                obs_have="31968"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 20 03:14:47 2020"
               level="3">
        <file_statistics latency="00:09:02"
                         size="10849784"
                         time_creation="Mon Feb 17 01:51:28 2020"
                         time_modification="Tue Jan 21 07:09:01 2020" />
        <observations epoch_first="Tue Jan 21 06:00:00 2020"
                      epoch_last="Tue Jan 21 06:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="40061"
                obs_have="39919"
                obs_ratio="99.65" />
          <mask elevation="10 degrees"
                obs_expected="35935"
                obs_have="35935"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="31968"
                obs_have="31968"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta021h.20o"
          error="0"
          interval="1"
          session="h">
      <control date="Tue Jan 21 08:21:19 2020"
               level="3">
        <file_statistics latency="00:09:07"
                         size="10871573"
                         time_creation="Tue Jan 21 08:12:02 2020"
                         time_modification="Tue Jan 21 08:09:06 2020" />
        <observations epoch_first="Tue Jan 21 07:00:00 2020"
                      epoch_last="Tue Jan 21 07:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="40661"
                obs_have="38157"
                obs_ratio="93.84" />
          <mask elevation="10 degrees"
                obs_expected="30722"
                obs_have="30722"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="26648"
                obs_have="26648"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 08:46:19 2020"
               level="3">
        <file_statistics latency="00:09:07"
                         size="10871573"
                         time_creation="Tue Jan 21 08:12:02 2020"
                         time_modification="Tue Jan 21 08:09:06 2020" />
        <observations epoch_first="Tue Jan 21 07:00:00 2020"
                      epoch_last="Tue Jan 21 07:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="40661"
                obs_have="38157"
                obs_ratio="93.84" />
          <mask elevation="10 degrees"
                obs_expected="30722"
                obs_have="30722"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="26648"
                obs_have="26648"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 10:35:16 2020"
               level="3">
        <file_statistics latency="00:09:07"
                         size="10871573"
                         time_creation="Tue Jan 21 08:12:02 2020"
                         time_modification="Tue Jan 21 08:09:06 2020" />
        <observations epoch_first="Tue Jan 21 07:00:00 2020"
                      epoch_last="Tue Jan 21 07:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="40661"
                obs_have="38157"
                obs_ratio="93.84" />
          <mask elevation="10 degrees"
                obs_expected="30722"
                obs_have="30722"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="26648"
                obs_have="26648"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed Jan 22 18:29:07 2020"
               level="3">
        <file_statistics latency="00:09:07"
                         size="10871573"
                         time_creation="Tue Jan 21 08:12:02 2020"
                         time_modification="Tue Jan 21 08:09:06 2020" />
        <observations epoch_first="Tue Jan 21 07:00:00 2020"
                      epoch_last="Tue Jan 21 07:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="40661"
                obs_have="38157"
                obs_ratio="93.84" />
          <mask elevation="10 degrees"
                obs_expected="30722"
                obs_have="30722"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="26648"
                obs_have="26648"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 20 03:14:47 2020"
               level="3">
        <file_statistics latency="00:09:07"
                         size="10871573"
                         time_creation="Mon Feb 17 01:51:28 2020"
                         time_modification="Tue Jan 21 08:09:06 2020" />
        <observations epoch_first="Tue Jan 21 07:00:00 2020"
                      epoch_last="Tue Jan 21 07:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="40661"
                obs_have="38157"
                obs_ratio="93.84" />
          <mask elevation="10 degrees"
                obs_expected="30722"
                obs_have="30722"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="26648"
                obs_have="26648"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta021i.20o"
          error="0"
          interval="1"
          session="i">
      <control date="Tue Jan 21 09:21:03 2020"
               level="3">
        <file_statistics latency="00:08:50"
                         size="11066108"
                         time_creation="Tue Jan 21 09:12:03 2020"
                         time_modification="Tue Jan 21 09:08:49 2020" />
        <observations epoch_first="Tue Jan 21 08:00:00 2020"
                      epoch_last="Tue Jan 21 08:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="39720"
                obs_have="39643"
                obs_ratio="99.81" />
          <mask elevation="10 degrees"
                obs_expected="28962"
                obs_have="28962"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="27575"
                obs_have="27575"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 09:46:18 2020"
               level="3">
        <file_statistics latency="00:08:50"
                         size="11066108"
                         time_creation="Tue Jan 21 09:12:03 2020"
                         time_modification="Tue Jan 21 09:08:49 2020" />
        <observations epoch_first="Tue Jan 21 08:00:00 2020"
                      epoch_last="Tue Jan 21 08:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="39720"
                obs_have="39643"
                obs_ratio="99.81" />
          <mask elevation="10 degrees"
                obs_expected="28962"
                obs_have="28962"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="27575"
                obs_have="27575"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 11:35:16 2020"
               level="3">
        <file_statistics latency="00:08:50"
                         size="11066108"
                         time_creation="Tue Jan 21 09:12:03 2020"
                         time_modification="Tue Jan 21 09:08:49 2020" />
        <observations epoch_first="Tue Jan 21 08:00:00 2020"
                      epoch_last="Tue Jan 21 08:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="39720"
                obs_have="39643"
                obs_ratio="99.81" />
          <mask elevation="10 degrees"
                obs_expected="28962"
                obs_have="28962"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="27575"
                obs_have="27575"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed Jan 22 18:29:07 2020"
               level="3">
        <file_statistics latency="00:08:50"
                         size="11066108"
                         time_creation="Tue Jan 21 09:12:03 2020"
                         time_modification="Tue Jan 21 09:08:49 2020" />
        <observations epoch_first="Tue Jan 21 08:00:00 2020"
                      epoch_last="Tue Jan 21 08:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="39720"
                obs_have="39643"
                obs_ratio="99.81" />
          <mask elevation="10 degrees"
                obs_expected="28962"
                obs_have="28962"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="27575"
                obs_have="27575"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 20 03:14:47 2020"
               level="3">
        <file_statistics latency="00:08:50"
                         size="11066108"
                         time_creation="Mon Feb 17 01:51:28 2020"
                         time_modification="Tue Jan 21 09:08:49 2020" />
        <observations epoch_first="Tue Jan 21 08:00:00 2020"
                      epoch_last="Tue Jan 21 08:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="39720"
                obs_have="39643"
                obs_ratio="99.81" />
          <mask elevation="10 degrees"
                obs_expected="28962"
                obs_have="28962"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="27575"
                obs_have="27575"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta021j.20o"
          error="0"
          interval="1"
          session="j">
      <control date="Tue Jan 21 10:21:15 2020"
               level="3">
        <file_statistics latency="00:08:52"
                         size="9471783"
                         time_creation="Tue Jan 21 10:12:03 2020"
                         time_modification="Tue Jan 21 10:08:51 2020" />
        <observations epoch_first="Tue Jan 21 09:00:00 2020"
                      epoch_last="Tue Jan 21 09:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32936"
                obs_have="32390"
                obs_ratio="98.34" />
          <mask elevation="10 degrees"
                obs_expected="25507"
                obs_have="25507"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="23598"
                obs_have="23598"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 10:46:14 2020"
               level="3">
        <file_statistics latency="00:08:52"
                         size="9471783"
                         time_creation="Tue Jan 21 10:12:03 2020"
                         time_modification="Tue Jan 21 10:08:51 2020" />
        <observations epoch_first="Tue Jan 21 09:00:00 2020"
                      epoch_last="Tue Jan 21 09:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32936"
                obs_have="32390"
                obs_ratio="98.34" />
          <mask elevation="10 degrees"
                obs_expected="25507"
                obs_have="25507"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="23598"
                obs_have="23598"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 12:35:11 2020"
               level="3">
        <file_statistics latency="00:08:52"
                         size="9471783"
                         time_creation="Tue Jan 21 10:12:03 2020"
                         time_modification="Tue Jan 21 10:08:51 2020" />
        <observations epoch_first="Tue Jan 21 09:00:00 2020"
                      epoch_last="Tue Jan 21 09:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32936"
                obs_have="32390"
                obs_ratio="98.34" />
          <mask elevation="10 degrees"
                obs_expected="25507"
                obs_have="25507"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="23598"
                obs_have="23598"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed Jan 22 18:29:07 2020"
               level="3">
        <file_statistics latency="00:08:52"
                         size="9471783"
                         time_creation="Tue Jan 21 10:12:03 2020"
                         time_modification="Tue Jan 21 10:08:51 2020" />
        <observations epoch_first="Tue Jan 21 09:00:00 2020"
                      epoch_last="Tue Jan 21 09:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32936"
                obs_have="32390"
                obs_ratio="98.34" />
          <mask elevation="10 degrees"
                obs_expected="25507"
                obs_have="25507"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="23598"
                obs_have="23598"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 20 03:14:47 2020"
               level="3">
        <file_statistics latency="00:08:52"
                         size="9471783"
                         time_creation="Mon Feb 17 01:51:28 2020"
                         time_modification="Tue Jan 21 10:08:51 2020" />
        <observations epoch_first="Tue Jan 21 09:00:00 2020"
                      epoch_last="Tue Jan 21 09:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32936"
                obs_have="32390"
                obs_ratio="98.34" />
          <mask elevation="10 degrees"
                obs_expected="25507"
                obs_have="25507"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="23598"
                obs_have="23598"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta021k.20o"
          error="0"
          interval="1"
          session="k">
      <control date="Tue Jan 21 11:21:14 2020"
               level="3">
        <file_statistics latency="00:08:47"
                         size="8864056"
                         time_creation="Tue Jan 21 11:12:02 2020"
                         time_modification="Tue Jan 21 11:08:46 2020" />
        <observations epoch_first="Tue Jan 21 10:00:00 2020"
                      epoch_last="Tue Jan 21 10:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="30597"
                obs_have="29183"
                obs_ratio="95.38" />
          <mask elevation="10 degrees"
                obs_expected="24487"
                obs_have="24487"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="20976"
                obs_have="20976"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 11:46:12 2020"
               level="3">
        <file_statistics latency="00:08:47"
                         size="8864056"
                         time_creation="Tue Jan 21 11:12:02 2020"
                         time_modification="Tue Jan 21 11:08:46 2020" />
        <observations epoch_first="Tue Jan 21 10:00:00 2020"
                      epoch_last="Tue Jan 21 10:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="30597"
                obs_have="29183"
                obs_ratio="95.38" />
          <mask elevation="10 degrees"
                obs_expected="24487"
                obs_have="24487"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="20976"
                obs_have="20976"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 13:35:10 2020"
               level="3">
        <file_statistics latency="00:08:47"
                         size="8864056"
                         time_creation="Tue Jan 21 11:12:02 2020"
                         time_modification="Tue Jan 21 11:08:46 2020" />
        <observations epoch_first="Tue Jan 21 10:00:00 2020"
                      epoch_last="Tue Jan 21 10:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="30597"
                obs_have="29183"
                obs_ratio="95.38" />
          <mask elevation="10 degrees"
                obs_expected="24487"
                obs_have="24487"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="20976"
                obs_have="20976"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed Jan 22 18:29:07 2020"
               level="3">
        <file_statistics latency="00:08:47"
                         size="8864056"
                         time_creation="Tue Jan 21 11:12:02 2020"
                         time_modification="Tue Jan 21 11:08:46 2020" />
        <observations epoch_first="Tue Jan 21 10:00:00 2020"
                      epoch_last="Tue Jan 21 10:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="30597"
                obs_have="29183"
                obs_ratio="95.38" />
          <mask elevation="10 degrees"
                obs_expected="24487"
                obs_have="24487"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="20976"
                obs_have="20976"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 20 03:14:47 2020"
               level="3">
        <file_statistics latency="00:08:47"
                         size="8864056"
                         time_creation="Mon Feb 17 01:51:28 2020"
                         time_modification="Tue Jan 21 11:08:46 2020" />
        <observations epoch_first="Tue Jan 21 10:00:00 2020"
                      epoch_last="Tue Jan 21 10:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="30597"
                obs_have="29183"
                obs_ratio="95.38" />
          <mask elevation="10 degrees"
                obs_expected="24487"
                obs_have="24487"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="20976"
                obs_have="20976"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta021l.20o"
          error="0"
          interval="1"
          session="l">
      <control date="Tue Jan 21 12:45:40 2020"
               level="3">
        <file_statistics latency="00:21:36"
                         size="8712409"
                         time_creation="Tue Jan 21 12:45:02 2020"
                         time_modification="Tue Jan 21 12:21:35 2020" />
        <observations epoch_first="Tue Jan 21 11:00:00 2020"
                      epoch_last="Tue Jan 21 11:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="30583"
                obs_have="28895"
                obs_ratio="94.48" />
          <mask elevation="10 degrees"
                obs_expected="25318"
                obs_have="25318"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="20379"
                obs_have="20379"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 14:35:09 2020"
               level="3">
        <file_statistics latency="00:21:36"
                         size="8712409"
                         time_creation="Tue Jan 21 12:45:02 2020"
                         time_modification="Tue Jan 21 12:21:35 2020" />
        <observations epoch_first="Tue Jan 21 11:00:00 2020"
                      epoch_last="Tue Jan 21 11:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="30583"
                obs_have="28895"
                obs_ratio="94.48" />
          <mask elevation="10 degrees"
                obs_expected="25318"
                obs_have="25318"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="20379"
                obs_have="20379"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed Jan 22 18:29:07 2020"
               level="3">
        <file_statistics latency="00:21:36"
                         size="8712409"
                         time_creation="Tue Jan 21 12:45:02 2020"
                         time_modification="Tue Jan 21 12:21:35 2020" />
        <observations epoch_first="Tue Jan 21 11:00:00 2020"
                      epoch_last="Tue Jan 21 11:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="30583"
                obs_have="28895"
                obs_ratio="94.48" />
          <mask elevation="10 degrees"
                obs_expected="25318"
                obs_have="25318"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="20379"
                obs_have="20379"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 20 03:14:47 2020"
               level="3">
        <file_statistics latency="00:21:36"
                         size="8712409"
                         time_creation="Mon Feb 17 01:51:28 2020"
                         time_modification="Tue Jan 21 12:21:35 2020" />
        <observations epoch_first="Tue Jan 21 11:00:00 2020"
                      epoch_last="Tue Jan 21 11:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="30583"
                obs_have="28895"
                obs_ratio="94.48" />
          <mask elevation="10 degrees"
                obs_expected="25318"
                obs_have="25318"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="20379"
                obs_have="20379"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta021m.20o"
          error="0"
          interval="1"
          session="m">
      <control date="Tue Jan 21 13:21:12 2020"
               level="3">
        <file_statistics latency="00:08:42"
                         size="8538948"
                         time_creation="Tue Jan 21 13:12:03 2020"
                         time_modification="Tue Jan 21 13:08:41 2020" />
        <observations epoch_first="Tue Jan 21 12:00:00 2020"
                      epoch_last="Tue Jan 21 12:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32391"
                obs_have="30587"
                obs_ratio="94.43" />
          <mask elevation="10 degrees"
                obs_expected="26446"
                obs_have="26446"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="23783"
                obs_have="23783"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 13:46:11 2020"
               level="3">
        <file_statistics latency="00:08:42"
                         size="8538948"
                         time_creation="Tue Jan 21 13:12:03 2020"
                         time_modification="Tue Jan 21 13:08:41 2020" />
        <observations epoch_first="Tue Jan 21 12:00:00 2020"
                      epoch_last="Tue Jan 21 12:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32391"
                obs_have="30587"
                obs_ratio="94.43" />
          <mask elevation="10 degrees"
                obs_expected="26446"
                obs_have="26446"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="23783"
                obs_have="23783"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 15:35:10 2020"
               level="3">
        <file_statistics latency="00:08:42"
                         size="8538948"
                         time_creation="Tue Jan 21 13:12:03 2020"
                         time_modification="Tue Jan 21 13:08:41 2020" />
        <observations epoch_first="Tue Jan 21 12:00:00 2020"
                      epoch_last="Tue Jan 21 12:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32391"
                obs_have="30587"
                obs_ratio="94.43" />
          <mask elevation="10 degrees"
                obs_expected="26446"
                obs_have="26446"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="23783"
                obs_have="23783"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed Jan 22 18:29:07 2020"
               level="3">
        <file_statistics latency="00:08:42"
                         size="8538948"
                         time_creation="Tue Jan 21 13:12:03 2020"
                         time_modification="Tue Jan 21 13:08:41 2020" />
        <observations epoch_first="Tue Jan 21 12:00:00 2020"
                      epoch_last="Tue Jan 21 12:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32391"
                obs_have="30587"
                obs_ratio="94.43" />
          <mask elevation="10 degrees"
                obs_expected="26446"
                obs_have="26446"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="23783"
                obs_have="23783"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 20 03:14:47 2020"
               level="3">
        <file_statistics latency="00:08:42"
                         size="8538948"
                         time_creation="Mon Feb 17 01:51:28 2020"
                         time_modification="Tue Jan 21 13:08:41 2020" />
        <observations epoch_first="Tue Jan 21 12:00:00 2020"
                      epoch_last="Tue Jan 21 12:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32391"
                obs_have="30587"
                obs_ratio="94.43" />
          <mask elevation="10 degrees"
                obs_expected="26446"
                obs_have="26446"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="23783"
                obs_have="23783"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta021n.20o"
          error="0"
          interval="1"
          session="n">
      <control date="Tue Jan 21 14:45:40 2020"
               level="3">
        <file_statistics latency="00:37:50"
                         size="9510270"
                         time_creation="Tue Jan 21 14:45:02 2020"
                         time_modification="Tue Jan 21 14:37:49 2020" />
        <observations epoch_first="Tue Jan 21 13:00:00 2020"
                      epoch_last="Tue Jan 21 13:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36231"
                obs_have="36043"
                obs_ratio="99.48" />
          <mask elevation="10 degrees"
                obs_expected="31693"
                obs_have="31693"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="27571"
                obs_have="27571"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 16:35:08 2020"
               level="3">
        <file_statistics latency="00:55:15"
                         size="9510270"
                         time_creation="Tue Jan 21 15:10:03 2020"
                         time_modification="Tue Jan 21 14:55:14 2020" />
        <observations epoch_first="Tue Jan 21 13:00:00 2020"
                      epoch_last="Tue Jan 21 13:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36231"
                obs_have="36043"
                obs_ratio="99.48" />
          <mask elevation="10 degrees"
                obs_expected="31693"
                obs_have="31693"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="27571"
                obs_have="27571"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed Jan 22 18:29:07 2020"
               level="3">
        <file_statistics latency="00:55:15"
                         size="9510270"
                         time_creation="Tue Jan 21 15:10:03 2020"
                         time_modification="Tue Jan 21 14:55:14 2020" />
        <observations epoch_first="Tue Jan 21 13:00:00 2020"
                      epoch_last="Tue Jan 21 13:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36231"
                obs_have="36043"
                obs_ratio="99.48" />
          <mask elevation="10 degrees"
                obs_expected="31693"
                obs_have="31693"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="27571"
                obs_have="27571"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 20 03:14:47 2020"
               level="3">
        <file_statistics latency="00:55:15"
                         size="9510270"
                         time_creation="Mon Feb 17 01:51:28 2020"
                         time_modification="Tue Jan 21 14:55:14 2020" />
        <observations epoch_first="Tue Jan 21 13:00:00 2020"
                      epoch_last="Tue Jan 21 13:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36231"
                obs_have="36043"
                obs_ratio="99.48" />
          <mask elevation="10 degrees"
                obs_expected="31693"
                obs_have="31693"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="27571"
                obs_have="27571"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta021o.20o"
          error="0"
          interval="1"
          session="o">
      <control date="Tue Jan 21 17:35:09 2020"
               level="3">
        <file_statistics latency="00:56:12"
                         size="9552821"
                         time_creation="Tue Jan 21 16:10:03 2020"
                         time_modification="Tue Jan 21 15:56:11 2020" />
        <observations epoch_first="Tue Jan 21 14:00:00 2020"
                      epoch_last="Tue Jan 21 14:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36539"
                obs_have="35322"
                obs_ratio="96.67" />
          <mask elevation="10 degrees"
                obs_expected="33209"
                obs_have="33209"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="30953"
                obs_have="30953"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed Jan 22 18:29:07 2020"
               level="3">
        <file_statistics latency="00:56:12"
                         size="9552821"
                         time_creation="Tue Jan 21 16:10:03 2020"
                         time_modification="Tue Jan 21 15:56:11 2020" />
        <observations epoch_first="Tue Jan 21 14:00:00 2020"
                      epoch_last="Tue Jan 21 14:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36539"
                obs_have="35322"
                obs_ratio="96.67" />
          <mask elevation="10 degrees"
                obs_expected="33209"
                obs_have="33209"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="30953"
                obs_have="30953"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 20 03:14:47 2020"
               level="3">
        <file_statistics latency="00:56:12"
                         size="9552821"
                         time_creation="Mon Feb 17 01:51:28 2020"
                         time_modification="Tue Jan 21 15:56:11 2020" />
        <observations epoch_first="Tue Jan 21 14:00:00 2020"
                      epoch_last="Tue Jan 21 14:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36539"
                obs_have="35322"
                obs_ratio="96.67" />
          <mask elevation="10 degrees"
                obs_expected="33209"
                obs_have="33209"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="30953"
                obs_have="30953"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta021p.20o"
          error="0"
          interval="1"
          session="p">
      <control date="Tue Jan 21 18:35:16 2020"
               level="3">
        <file_statistics latency="00:57:06"
                         size="10314886"
                         time_creation="Tue Jan 21 17:10:05 2020"
                         time_modification="Tue Jan 21 16:57:05 2020" />
        <observations epoch_first="Tue Jan 21 15:00:00 2020"
                      epoch_last="Tue Jan 21 15:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="37389"
                obs_have="36269"
                obs_ratio="97.00" />
          <mask elevation="10 degrees"
                obs_expected="31470"
                obs_have="31470"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="27169"
                obs_have="27169"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed Jan 22 18:29:07 2020"
               level="3">
        <file_statistics latency="00:57:06"
                         size="10314886"
                         time_creation="Tue Jan 21 17:10:05 2020"
                         time_modification="Tue Jan 21 16:57:05 2020" />
        <observations epoch_first="Tue Jan 21 15:00:00 2020"
                      epoch_last="Tue Jan 21 15:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="37389"
                obs_have="36269"
                obs_ratio="97.00" />
          <mask elevation="10 degrees"
                obs_expected="31470"
                obs_have="31470"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="27169"
                obs_have="27169"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 20 03:14:47 2020"
               level="3">
        <file_statistics latency="00:57:06"
                         size="10314886"
                         time_creation="Mon Feb 17 01:51:28 2020"
                         time_modification="Tue Jan 21 16:57:05 2020" />
        <observations epoch_first="Tue Jan 21 15:00:00 2020"
                      epoch_last="Tue Jan 21 15:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="37389"
                obs_have="36269"
                obs_ratio="97.00" />
          <mask elevation="10 degrees"
                obs_expected="31470"
                obs_have="31470"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="27169"
                obs_have="27169"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta021q.20o"
          error="0"
          interval="1"
          session="q">
      <control date="Tue Jan 21 17:21:20 2020"
               level="3">
        <file_statistics latency="00:09:55"
                         size="10563404"
                         time_creation="Tue Jan 21 17:12:03 2020"
                         time_modification="Tue Jan 21 17:09:54 2020" />
        <observations epoch_first="Tue Jan 21 16:00:00 2020"
                      epoch_last="Tue Jan 21 16:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="38407"
                obs_have="37816"
                obs_ratio="98.46" />
          <mask elevation="10 degrees"
                obs_expected="31285"
                obs_have="31285"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="25735"
                obs_have="25735"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 17:46:23 2020"
               level="3">
        <file_statistics latency="00:09:55"
                         size="10563404"
                         time_creation="Tue Jan 21 17:12:03 2020"
                         time_modification="Tue Jan 21 17:09:54 2020" />
        <observations epoch_first="Tue Jan 21 16:00:00 2020"
                      epoch_last="Tue Jan 21 16:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="38407"
                obs_have="37816"
                obs_ratio="98.46" />
          <mask elevation="10 degrees"
                obs_expected="31285"
                obs_have="31285"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="25735"
                obs_have="25735"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 19:35:17 2020"
               level="3">
        <file_statistics latency="00:09:55"
                         size="10563404"
                         time_creation="Tue Jan 21 17:12:03 2020"
                         time_modification="Tue Jan 21 17:09:54 2020" />
        <observations epoch_first="Tue Jan 21 16:00:00 2020"
                      epoch_last="Tue Jan 21 16:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="38407"
                obs_have="37816"
                obs_ratio="98.46" />
          <mask elevation="10 degrees"
                obs_expected="31285"
                obs_have="31285"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="25735"
                obs_have="25735"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed Jan 22 18:29:07 2020"
               level="3">
        <file_statistics latency="00:09:55"
                         size="10563404"
                         time_creation="Tue Jan 21 17:12:03 2020"
                         time_modification="Tue Jan 21 17:09:54 2020" />
        <observations epoch_first="Tue Jan 21 16:00:00 2020"
                      epoch_last="Tue Jan 21 16:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="38407"
                obs_have="37816"
                obs_ratio="98.46" />
          <mask elevation="10 degrees"
                obs_expected="31285"
                obs_have="31285"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="25735"
                obs_have="25735"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 20 03:14:47 2020"
               level="3">
        <file_statistics latency="00:09:55"
                         size="10563404"
                         time_creation="Mon Feb 17 01:51:28 2020"
                         time_modification="Tue Jan 21 17:09:54 2020" />
        <observations epoch_first="Tue Jan 21 16:00:00 2020"
                      epoch_last="Tue Jan 21 16:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="38407"
                obs_have="37816"
                obs_ratio="98.46" />
          <mask elevation="10 degrees"
                obs_expected="31285"
                obs_have="31285"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="25735"
                obs_have="25735"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta021r.20o"
          error="0"
          interval="1"
          session="r">
      <control date="Tue Jan 21 20:35:13 2020"
               level="3">
        <file_statistics latency="00:54:56"
                         size="9437075"
                         time_creation="Tue Jan 21 19:10:03 2020"
                         time_modification="Tue Jan 21 18:54:55 2020" />
        <observations epoch_first="Tue Jan 21 17:00:00 2020"
                      epoch_last="Tue Jan 21 17:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32855"
                obs_have="32855"
                obs_ratio="100.00" />
          <mask elevation="10 degrees"
                obs_expected="32400"
                obs_have="32400"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="30551"
                obs_have="30551"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed Jan 22 18:29:07 2020"
               level="3">
        <file_statistics latency="00:54:56"
                         size="9437075"
                         time_creation="Tue Jan 21 19:10:03 2020"
                         time_modification="Tue Jan 21 18:54:55 2020" />
        <observations epoch_first="Tue Jan 21 17:00:00 2020"
                      epoch_last="Tue Jan 21 17:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32855"
                obs_have="32855"
                obs_ratio="100.00" />
          <mask elevation="10 degrees"
                obs_expected="32400"
                obs_have="32400"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="30551"
                obs_have="30551"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 20 03:14:47 2020"
               level="3">
        <file_statistics latency="00:54:56"
                         size="9437075"
                         time_creation="Mon Feb 17 01:51:28 2020"
                         time_modification="Tue Jan 21 18:54:55 2020" />
        <observations epoch_first="Tue Jan 21 17:00:00 2020"
                      epoch_last="Tue Jan 21 17:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32855"
                obs_have="32855"
                obs_ratio="100.00" />
          <mask elevation="10 degrees"
                obs_expected="32400"
                obs_have="32400"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="30551"
                obs_have="30551"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta021s.20o"
          error="0"
          interval="1"
          session="s">
      <control date="Tue Jan 21 21:35:13 2020"
               level="3">
        <file_statistics latency="00:53:56"
                         size="9498938"
                         time_creation="Tue Jan 21 20:10:03 2020"
                         time_modification="Tue Jan 21 19:53:55 2020" />
        <observations epoch_first="Tue Jan 21 18:00:00 2020"
                      epoch_last="Tue Jan 21 18:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34485"
                obs_have="32799"
                obs_ratio="95.11" />
          <mask elevation="10 degrees"
                obs_expected="29601"
                obs_have="29594"
                obs_ratio="99.98" />
          <mask elevation="15 degrees"
                obs_expected="26652"
                obs_have="26652"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed Jan 22 18:29:07 2020"
               level="3">
        <file_statistics latency="00:53:56"
                         size="9498938"
                         time_creation="Tue Jan 21 20:10:03 2020"
                         time_modification="Tue Jan 21 19:53:55 2020" />
        <observations epoch_first="Tue Jan 21 18:00:00 2020"
                      epoch_last="Tue Jan 21 18:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34485"
                obs_have="32799"
                obs_ratio="95.11" />
          <mask elevation="10 degrees"
                obs_expected="29601"
                obs_have="29594"
                obs_ratio="99.98" />
          <mask elevation="15 degrees"
                obs_expected="26652"
                obs_have="26652"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 20 03:14:47 2020"
               level="3">
        <file_statistics latency="00:53:56"
                         size="9498938"
                         time_creation="Mon Feb 17 01:51:28 2020"
                         time_modification="Tue Jan 21 19:53:55 2020" />
        <observations epoch_first="Tue Jan 21 18:00:00 2020"
                      epoch_last="Tue Jan 21 18:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34485"
                obs_have="32799"
                obs_ratio="95.11" />
          <mask elevation="10 degrees"
                obs_expected="29601"
                obs_have="29594"
                obs_ratio="99.98" />
          <mask elevation="15 degrees"
                obs_expected="26652"
                obs_have="26652"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta021t.20o"
          error="0"
          interval="1"
          session="t">
      <control date="Tue Jan 21 20:21:15 2020"
               level="3">
        <file_statistics latency="00:08:57"
                         size="9952932"
                         time_creation="Tue Jan 21 20:12:03 2020"
                         time_modification="Tue Jan 21 20:08:56 2020" />
        <observations epoch_first="Tue Jan 21 19:00:00 2020"
                      epoch_last="Tue Jan 21 19:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="40326"
                obs_have="38438"
                obs_ratio="95.32" />
          <mask elevation="10 degrees"
                obs_expected="26952"
                obs_have="26763"
                obs_ratio="99.30" />
          <mask elevation="15 degrees"
                obs_expected="22000"
                obs_have="22000"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 20:46:06 2020"
               level="3">
        <file_statistics latency="00:08:57"
                         size="9952932"
                         time_creation="Tue Jan 21 20:12:03 2020"
                         time_modification="Tue Jan 21 20:08:56 2020" />
        <observations epoch_first="Tue Jan 21 19:00:00 2020"
                      epoch_last="Tue Jan 21 19:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="40326"
                obs_have="38438"
                obs_ratio="95.32" />
          <mask elevation="10 degrees"
                obs_expected="26952"
                obs_have="26763"
                obs_ratio="99.30" />
          <mask elevation="15 degrees"
                obs_expected="22000"
                obs_have="22000"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 22:35:14 2020"
               level="3">
        <file_statistics latency="00:08:57"
                         size="9952932"
                         time_creation="Tue Jan 21 20:12:03 2020"
                         time_modification="Tue Jan 21 20:08:56 2020" />
        <observations epoch_first="Tue Jan 21 19:00:00 2020"
                      epoch_last="Tue Jan 21 19:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="40326"
                obs_have="38438"
                obs_ratio="95.32" />
          <mask elevation="10 degrees"
                obs_expected="26952"
                obs_have="26763"
                obs_ratio="99.30" />
          <mask elevation="15 degrees"
                obs_expected="22000"
                obs_have="22000"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed Jan 22 18:29:07 2020"
               level="3">
        <file_statistics latency="00:08:57"
                         size="9952932"
                         time_creation="Tue Jan 21 20:12:03 2020"
                         time_modification="Tue Jan 21 20:08:56 2020" />
        <observations epoch_first="Tue Jan 21 19:00:00 2020"
                      epoch_last="Tue Jan 21 19:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="40326"
                obs_have="38438"
                obs_ratio="95.32" />
          <mask elevation="10 degrees"
                obs_expected="26952"
                obs_have="26763"
                obs_ratio="99.30" />
          <mask elevation="15 degrees"
                obs_expected="22000"
                obs_have="22000"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 20 03:14:47 2020"
               level="3">
        <file_statistics latency="00:08:57"
                         size="9952932"
                         time_creation="Mon Feb 17 01:51:28 2020"
                         time_modification="Tue Jan 21 20:08:56 2020" />
        <observations epoch_first="Tue Jan 21 19:00:00 2020"
                      epoch_last="Tue Jan 21 19:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="40326"
                obs_have="38438"
                obs_ratio="95.32" />
          <mask elevation="10 degrees"
                obs_expected="26952"
                obs_have="26763"
                obs_ratio="99.30" />
          <mask elevation="15 degrees"
                obs_expected="22000"
                obs_have="22000"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta021u.20o"
          error="0"
          interval="1"
          session="u">
      <control date="Tue Jan 21 21:21:17 2020"
               level="3">
        <file_statistics latency="00:08:54"
                         size="9598325"
                         time_creation="Tue Jan 21 21:12:03 2020"
                         time_modification="Tue Jan 21 21:08:53 2020" />
        <observations epoch_first="Tue Jan 21 20:00:00 2020"
                      epoch_last="Tue Jan 21 20:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="37297"
                obs_have="35207"
                obs_ratio="94.40" />
          <mask elevation="10 degrees"
                obs_expected="27920"
                obs_have="27920"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="21635"
                obs_have="21635"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 21:46:16 2020"
               level="3">
        <file_statistics latency="00:08:54"
                         size="9598325"
                         time_creation="Tue Jan 21 21:12:03 2020"
                         time_modification="Tue Jan 21 21:08:53 2020" />
        <observations epoch_first="Tue Jan 21 20:00:00 2020"
                      epoch_last="Tue Jan 21 20:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="37297"
                obs_have="35207"
                obs_ratio="94.40" />
          <mask elevation="10 degrees"
                obs_expected="27920"
                obs_have="27920"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="21635"
                obs_have="21635"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 23:35:13 2020"
               level="3">
        <file_statistics latency="00:08:54"
                         size="9598325"
                         time_creation="Tue Jan 21 21:12:03 2020"
                         time_modification="Tue Jan 21 21:08:53 2020" />
        <observations epoch_first="Tue Jan 21 20:00:00 2020"
                      epoch_last="Tue Jan 21 20:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="37297"
                obs_have="35207"
                obs_ratio="94.40" />
          <mask elevation="10 degrees"
                obs_expected="27920"
                obs_have="27920"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="21635"
                obs_have="21635"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed Jan 22 18:29:07 2020"
               level="3">
        <file_statistics latency="00:08:54"
                         size="9598325"
                         time_creation="Tue Jan 21 21:12:03 2020"
                         time_modification="Tue Jan 21 21:08:53 2020" />
        <observations epoch_first="Tue Jan 21 20:00:00 2020"
                      epoch_last="Tue Jan 21 20:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="37297"
                obs_have="35207"
                obs_ratio="94.40" />
          <mask elevation="10 degrees"
                obs_expected="27920"
                obs_have="27920"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="21635"
                obs_have="21635"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 20 03:14:47 2020"
               level="3">
        <file_statistics latency="00:08:54"
                         size="9598325"
                         time_creation="Mon Feb 17 01:51:28 2020"
                         time_modification="Tue Jan 21 21:08:53 2020" />
        <observations epoch_first="Tue Jan 21 20:00:00 2020"
                      epoch_last="Tue Jan 21 20:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="37297"
                obs_have="35207"
                obs_ratio="94.40" />
          <mask elevation="10 degrees"
                obs_expected="27920"
                obs_have="27920"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="21635"
                obs_have="21635"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta021v.20o"
          error="0"
          interval="1"
          session="v">
      <control date="Wed Jan 22 00:35:13 2020"
               level="3">
        <file_statistics latency="00:54:54"
                         size="9110462"
                         time_creation="Tue Jan 21 23:10:04 2020"
                         time_modification="Tue Jan 21 22:54:53 2020" />
        <observations epoch_first="Tue Jan 21 21:00:00 2020"
                      epoch_last="Tue Jan 21 21:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="31574"
                obs_have="29954"
                obs_ratio="94.87" />
          <mask elevation="10 degrees"
                obs_expected="26210"
                obs_have="26210"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="23575"
                obs_have="23575"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed Jan 22 18:29:07 2020"
               level="3">
        <file_statistics latency="00:54:54"
                         size="9110462"
                         time_creation="Tue Jan 21 23:10:04 2020"
                         time_modification="Tue Jan 21 22:54:53 2020" />
        <observations epoch_first="Tue Jan 21 21:00:00 2020"
                      epoch_last="Tue Jan 21 21:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="31574"
                obs_have="29954"
                obs_ratio="94.87" />
          <mask elevation="10 degrees"
                obs_expected="26210"
                obs_have="26210"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="23575"
                obs_have="23575"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 20 03:14:47 2020"
               level="3">
        <file_statistics latency="00:54:54"
                         size="9110462"
                         time_creation="Mon Feb 17 01:51:28 2020"
                         time_modification="Tue Jan 21 22:54:53 2020" />
        <observations epoch_first="Tue Jan 21 21:00:00 2020"
                      epoch_last="Tue Jan 21 21:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="31574"
                obs_have="29954"
                obs_ratio="94.87" />
          <mask elevation="10 degrees"
                obs_expected="26210"
                obs_have="26210"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="23575"
                obs_have="23575"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta021w.20o"
          error="0"
          interval="1"
          session="w">
      <control date="Tue Jan 21 23:21:16 2020"
               level="3">
        <file_statistics latency="00:08:53"
                         size="8947994"
                         time_creation="Tue Jan 21 23:12:03 2020"
                         time_modification="Tue Jan 21 23:08:52 2020" />
        <observations epoch_first="Tue Jan 21 22:00:00 2020"
                      epoch_last="Tue Jan 21 22:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="31444"
                obs_have="31395"
                obs_ratio="99.84" />
          <mask elevation="10 degrees"
                obs_expected="27362"
                obs_have="27362"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="24552"
                obs_have="24552"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Tue Jan 21 23:46:16 2020"
               level="3">
        <file_statistics latency="00:08:53"
                         size="8947994"
                         time_creation="Tue Jan 21 23:12:03 2020"
                         time_modification="Tue Jan 21 23:08:52 2020" />
        <observations epoch_first="Tue Jan 21 22:00:00 2020"
                      epoch_last="Tue Jan 21 22:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="31444"
                obs_have="31395"
                obs_ratio="99.84" />
          <mask elevation="10 degrees"
                obs_expected="27362"
                obs_have="27362"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="24552"
                obs_have="24552"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed Jan 22 01:35:13 2020"
               level="3">
        <file_statistics latency="00:08:53"
                         size="8947994"
                         time_creation="Tue Jan 21 23:12:03 2020"
                         time_modification="Tue Jan 21 23:08:52 2020" />
        <observations epoch_first="Tue Jan 21 22:00:00 2020"
                      epoch_last="Tue Jan 21 22:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="31444"
                obs_have="31395"
                obs_ratio="99.84" />
          <mask elevation="10 degrees"
                obs_expected="27362"
                obs_have="27362"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="24552"
                obs_have="24552"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed Jan 22 18:29:07 2020"
               level="3">
        <file_statistics latency="00:08:53"
                         size="8947994"
                         time_creation="Tue Jan 21 23:12:03 2020"
                         time_modification="Tue Jan 21 23:08:52 2020" />
        <observations epoch_first="Tue Jan 21 22:00:00 2020"
                      epoch_last="Tue Jan 21 22:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="31444"
                obs_have="31395"
                obs_ratio="99.84" />
          <mask elevation="10 degrees"
                obs_expected="27362"
                obs_have="27362"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="24552"
                obs_have="24552"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 20 03:14:47 2020"
               level="3">
        <file_statistics latency="00:08:53"
                         size="8947994"
                         time_creation="Mon Feb 17 01:51:28 2020"
                         time_modification="Tue Jan 21 23:08:52 2020" />
        <observations epoch_first="Tue Jan 21 22:00:00 2020"
                      epoch_last="Tue Jan 21 22:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="31444"
                obs_have="31395"
                obs_ratio="99.84" />
          <mask elevation="10 degrees"
                obs_expected="27362"
                obs_have="27362"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="24552"
                obs_have="24552"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/chta021x.20o"
          error="0"
          interval="1"
          session="x">
      <control date="Wed Jan 22 18:29:07 2020"
               level="3">
        <file_statistics latency="01:42:30"
                         size="10642533"
                         time_creation="Wed Jan 22 02:50:06 2020"
                         time_modification="Wed Jan 22 01:42:29 2020" />
        <observations epoch_first="Tue Jan 21 23:00:00 2020"
                      epoch_last="Tue Jan 21 23:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="38518"
                obs_have="35830"
                obs_ratio="93.02" />
          <mask elevation="10 degrees"
                obs_expected="31195"
                obs_have="31195"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="29456"
                obs_have="29456"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Thu Feb 20 03:14:47 2020"
               level="3">
        <file_statistics latency="01:42:30"
                         size="10642533"
                         time_creation="Mon Feb 17 01:51:28 2020"
                         time_modification="Wed Jan 22 01:42:29 2020" />
        <observations epoch_first="Tue Jan 21 23:00:00 2020"
                      epoch_last="Tue Jan 21 23:59:59 2020"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="38518"
                obs_have="35830"
                obs_ratio="93.02" />
          <mask elevation="10 degrees"
                obs_expected="31195"
                obs_have="31195"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="29456"
                obs_have="29456"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
  </station>
</QC>
