<QC Comment="Quality check run by the RGP Dream Team"
    Date="2013-05-01 00:00:00"
    DayOfYear="121"
    Year="2013">
  <station name="CHEB">
    <file name="/cheb1210.13o"
          error="0"
          interval="30"
          session="0">
      <control date="Fri May  3 02:26:06 2013"
               level="3">
        <file_statistics latency="01:31:33"
                         size="3172896"
                         time_creation="Thu May  2 01:44:02 2013"
                         time_modification="Thu May  2 01:31:03 2013" />
        <observations epoch_first="Wed May  1 00:00:00 2013"
                      epoch_last="Wed May  1 23:59:30 2013"
                      epochs="2880"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="28572"
                obs_have="23811"
                obs_ratio="83.34" />
          <mask elevation="10 degrees"
                obs_expected="23857"
                obs_have="23796"
                obs_ratio="99.74" />
          <mask elevation="15 degrees"
                obs_expected="21001"
                obs_have="21001"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri May 31 10:29:19 2013"
               level="3">
        <file_statistics latency="01:31:33"
                         size="3172896"
                         time_creation="Thu May 30 01:21:59 2013"
                         time_modification="Thu May  2 01:31:03 2013" />
        <observations epoch_first="Wed May  1 00:00:00 2013"
                      epoch_last="Wed May  1 23:59:30 2013"
                      epochs="2880"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="28572"
                obs_have="23811"
                obs_ratio="83.34" />
          <mask elevation="10 degrees"
                obs_expected="23857"
                obs_have="23796"
                obs_ratio="99.74" />
          <mask elevation="15 degrees"
                obs_expected="21001"
                obs_have="21001"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb121a.13o"
          error="0"
          interval="1"
          session="a">
      <control date="Wed May  1 01:53:24 2013"
               level="3">
        <file_statistics latency="00:10:01"
                         size="4635861"
                         time_creation="Wed May  1 01:34:12 2013"
                         time_modification="Wed May  1 01:10:00 2013" />
        <observations epoch_first="Wed May  1 00:00:00 2013"
                      epoch_last="Wed May  1 00:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="43366"
                obs_have="34969"
                obs_ratio="80.64" />
          <mask elevation="10 degrees"
                obs_expected="35083"
                obs_have="34938"
                obs_ratio="99.59" />
          <mask elevation="15 degrees"
                obs_expected="27786"
                obs_have="27786"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed May  1 03:45:26 2013"
               level="3">
        <file_statistics latency="00:10:01"
                         size="4635861"
                         time_creation="Wed May  1 01:34:12 2013"
                         time_modification="Wed May  1 01:10:00 2013" />
        <observations epoch_first="Wed May  1 00:00:00 2013"
                      epoch_last="Wed May  1 00:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="43366"
                obs_have="34969"
                obs_ratio="80.64" />
          <mask elevation="10 degrees"
                obs_expected="35083"
                obs_have="34938"
                obs_ratio="99.59" />
          <mask elevation="15 degrees"
                obs_expected="27786"
                obs_have="27786"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri May  3 00:21:36 2013"
               level="3">
        <file_statistics latency="00:10:01"
                         size="4635861"
                         time_creation="Wed May  1 01:34:12 2013"
                         time_modification="Wed May  1 01:10:00 2013" />
        <observations epoch_first="Wed May  1 00:00:00 2013"
                      epoch_last="Wed May  1 00:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="43366"
                obs_have="34969"
                obs_ratio="80.64" />
          <mask elevation="10 degrees"
                obs_expected="35083"
                obs_have="34938"
                obs_ratio="99.59" />
          <mask elevation="15 degrees"
                obs_expected="27786"
                obs_have="27786"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri May 31 08:35:40 2013"
               level="3">
        <file_statistics latency="00:10:01"
                         size="4635861"
                         time_creation="Thu May 30 01:15:32 2013"
                         time_modification="Wed May  1 01:10:00 2013" />
        <observations epoch_first="Wed May  1 00:00:00 2013"
                      epoch_last="Wed May  1 00:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="43366"
                obs_have="34969"
                obs_ratio="80.64" />
          <mask elevation="10 degrees"
                obs_expected="35083"
                obs_have="34938"
                obs_ratio="99.59" />
          <mask elevation="15 degrees"
                obs_expected="27786"
                obs_have="27786"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb121b.13o"
          error="0"
          interval="1"
          session="b">
      <control date="Wed May  1 02:19:29 2013"
               level="3">
        <file_statistics latency="00:09:07"
                         size="4748410"
                         time_creation="Wed May  1 02:13:21 2013"
                         time_modification="Wed May  1 02:09:06 2013" />
        <observations epoch_first="Wed May  1 01:00:00 2013"
                      epoch_last="Wed May  1 01:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="39109"
                obs_have="35866"
                obs_ratio="91.71" />
          <mask elevation="10 degrees"
                obs_expected="35889"
                obs_have="35843"
                obs_ratio="99.87" />
          <mask elevation="15 degrees"
                obs_expected="33027"
                obs_have="33027"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed May  1 02:55:10 2013"
               level="3">
        <file_statistics latency="00:09:07"
                         size="4748410"
                         time_creation="Wed May  1 02:13:21 2013"
                         time_modification="Wed May  1 02:09:06 2013" />
        <observations epoch_first="Wed May  1 01:00:00 2013"
                      epoch_last="Wed May  1 01:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="39109"
                obs_have="35866"
                obs_ratio="91.71" />
          <mask elevation="10 degrees"
                obs_expected="35889"
                obs_have="35843"
                obs_ratio="99.87" />
          <mask elevation="15 degrees"
                obs_expected="33027"
                obs_have="33027"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed May  1 04:45:23 2013"
               level="3">
        <file_statistics latency="00:09:07"
                         size="4748410"
                         time_creation="Wed May  1 02:13:21 2013"
                         time_modification="Wed May  1 02:09:06 2013" />
        <observations epoch_first="Wed May  1 01:00:00 2013"
                      epoch_last="Wed May  1 01:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="39109"
                obs_have="35866"
                obs_ratio="91.71" />
          <mask elevation="10 degrees"
                obs_expected="35889"
                obs_have="35843"
                obs_ratio="99.87" />
          <mask elevation="15 degrees"
                obs_expected="33027"
                obs_have="33027"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri May  3 00:21:36 2013"
               level="3">
        <file_statistics latency="00:09:07"
                         size="4748410"
                         time_creation="Wed May  1 02:13:21 2013"
                         time_modification="Wed May  1 02:09:06 2013" />
        <observations epoch_first="Wed May  1 01:00:00 2013"
                      epoch_last="Wed May  1 01:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="39109"
                obs_have="35866"
                obs_ratio="91.71" />
          <mask elevation="10 degrees"
                obs_expected="35889"
                obs_have="35843"
                obs_ratio="99.87" />
          <mask elevation="15 degrees"
                obs_expected="33027"
                obs_have="33027"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri May 31 08:35:40 2013"
               level="3">
        <file_statistics latency="00:09:07"
                         size="4748410"
                         time_creation="Thu May 30 01:15:33 2013"
                         time_modification="Wed May  1 02:09:06 2013" />
        <observations epoch_first="Wed May  1 01:00:00 2013"
                      epoch_last="Wed May  1 01:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="39109"
                obs_have="35866"
                obs_ratio="91.71" />
          <mask elevation="10 degrees"
                obs_expected="35889"
                obs_have="35843"
                obs_ratio="99.87" />
          <mask elevation="15 degrees"
                obs_expected="33027"
                obs_have="33027"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb121c.13o"
          error="0"
          interval="1"
          session="c">
      <control date="Wed May  1 03:26:28 2013"
               level="3">
        <file_statistics latency="00:10:17"
                         size="4505099"
                         time_creation="Wed May  1 03:13:13 2013"
                         time_modification="Wed May  1 03:10:16 2013" />
        <observations epoch_first="Wed May  1 02:00:00 2013"
                      epoch_last="Wed May  1 02:59:59 2013"
                      epochs="3599"
                      epochs_ratio="99.97">
          <mask elevation="03 degrees"
                obs_expected="36640"
                obs_have="33981"
                obs_ratio="92.74" />
          <mask elevation="10 degrees"
                obs_expected="33934"
                obs_have="33908"
                obs_ratio="99.92" />
          <mask elevation="15 degrees"
                obs_expected="31116"
                obs_have="31107"
                obs_ratio="99.97" />
        </observations>
      </control>
      <control date="Wed May  1 04:00:57 2013"
               level="3">
        <file_statistics latency="00:10:17"
                         size="4505099"
                         time_creation="Wed May  1 03:13:13 2013"
                         time_modification="Wed May  1 03:10:16 2013" />
        <observations epoch_first="Wed May  1 02:00:00 2013"
                      epoch_last="Wed May  1 02:59:59 2013"
                      epochs="3599"
                      epochs_ratio="99.97">
          <mask elevation="03 degrees"
                obs_expected="36640"
                obs_have="33981"
                obs_ratio="92.74" />
          <mask elevation="10 degrees"
                obs_expected="33934"
                obs_have="33908"
                obs_ratio="99.92" />
          <mask elevation="15 degrees"
                obs_expected="31116"
                obs_have="31107"
                obs_ratio="99.97" />
        </observations>
      </control>
      <control date="Wed May  1 05:50:30 2013"
               level="3">
        <file_statistics latency="00:10:17"
                         size="4505099"
                         time_creation="Wed May  1 03:13:13 2013"
                         time_modification="Wed May  1 03:10:16 2013" />
        <observations epoch_first="Wed May  1 02:00:00 2013"
                      epoch_last="Wed May  1 02:59:59 2013"
                      epochs="3599"
                      epochs_ratio="99.97">
          <mask elevation="03 degrees"
                obs_expected="36640"
                obs_have="33981"
                obs_ratio="92.74" />
          <mask elevation="10 degrees"
                obs_expected="33934"
                obs_have="33908"
                obs_ratio="99.92" />
          <mask elevation="15 degrees"
                obs_expected="31116"
                obs_have="31107"
                obs_ratio="99.97" />
        </observations>
      </control>
      <control date="Fri May  3 00:21:36 2013"
               level="3">
        <file_statistics latency="00:10:17"
                         size="4505099"
                         time_creation="Wed May  1 03:13:13 2013"
                         time_modification="Wed May  1 03:10:16 2013" />
        <observations epoch_first="Wed May  1 02:00:00 2013"
                      epoch_last="Wed May  1 02:59:59 2013"
                      epochs="3599"
                      epochs_ratio="99.97">
          <mask elevation="03 degrees"
                obs_expected="36640"
                obs_have="33981"
                obs_ratio="92.74" />
          <mask elevation="10 degrees"
                obs_expected="33934"
                obs_have="33908"
                obs_ratio="99.92" />
          <mask elevation="15 degrees"
                obs_expected="31116"
                obs_have="31107"
                obs_ratio="99.97" />
        </observations>
      </control>
      <control date="Fri May 31 08:35:40 2013"
               level="3">
        <file_statistics latency="00:10:17"
                         size="4505099"
                         time_creation="Thu May 30 01:15:33 2013"
                         time_modification="Wed May  1 03:10:16 2013" />
        <observations epoch_first="Wed May  1 02:00:00 2013"
                      epoch_last="Wed May  1 02:59:59 2013"
                      epochs="3599"
                      epochs_ratio="99.97">
          <mask elevation="03 degrees"
                obs_expected="36640"
                obs_have="33981"
                obs_ratio="92.74" />
          <mask elevation="10 degrees"
                obs_expected="33934"
                obs_have="33908"
                obs_ratio="99.92" />
          <mask elevation="15 degrees"
                obs_expected="31116"
                obs_have="31107"
                obs_ratio="99.97" />
        </observations>
      </control>
    </file>
    <file name="/cheb121d.13o"
          error="0"
          interval="1"
          session="d">
      <control date="Wed May  1 04:32:05 2013"
               level="3">
        <file_statistics latency="00:09:10"
                         size="4027287"
                         time_creation="Wed May  1 04:13:11 2013"
                         time_modification="Wed May  1 04:09:09 2013" />
        <observations epoch_first="Wed May  1 03:00:00 2013"
                      epoch_last="Wed May  1 03:59:59 2013"
                      epochs="3581"
                      epochs_ratio="99.47">
          <mask elevation="03 degrees"
                obs_expected="33432"
                obs_have="30273"
                obs_ratio="90.55" />
          <mask elevation="10 degrees"
                obs_expected="30508"
                obs_have="30270"
                obs_ratio="99.22" />
          <mask elevation="15 degrees"
                obs_expected="27632"
                obs_have="27486"
                obs_ratio="99.47" />
        </observations>
      </control>
      <control date="Wed May  1 05:04:34 2013"
               level="3">
        <file_statistics latency="00:09:10"
                         size="4027287"
                         time_creation="Wed May  1 04:13:11 2013"
                         time_modification="Wed May  1 04:09:09 2013" />
        <observations epoch_first="Wed May  1 03:00:00 2013"
                      epoch_last="Wed May  1 03:59:59 2013"
                      epochs="3581"
                      epochs_ratio="99.47">
          <mask elevation="03 degrees"
                obs_expected="33432"
                obs_have="30273"
                obs_ratio="90.55" />
          <mask elevation="10 degrees"
                obs_expected="30508"
                obs_have="30270"
                obs_ratio="99.22" />
          <mask elevation="15 degrees"
                obs_expected="27632"
                obs_have="27486"
                obs_ratio="99.47" />
        </observations>
      </control>
      <control date="Fri May  3 00:21:36 2013"
               level="3">
        <file_statistics latency="00:09:10"
                         size="4027287"
                         time_creation="Wed May  1 04:13:11 2013"
                         time_modification="Wed May  1 04:09:09 2013" />
        <observations epoch_first="Wed May  1 03:00:00 2013"
                      epoch_last="Wed May  1 03:59:59 2013"
                      epochs="3581"
                      epochs_ratio="99.47">
          <mask elevation="03 degrees"
                obs_expected="33432"
                obs_have="30273"
                obs_ratio="90.55" />
          <mask elevation="10 degrees"
                obs_expected="30508"
                obs_have="30270"
                obs_ratio="99.22" />
          <mask elevation="15 degrees"
                obs_expected="27632"
                obs_have="27486"
                obs_ratio="99.47" />
        </observations>
      </control>
      <control date="Fri May 31 08:35:40 2013"
               level="3">
        <file_statistics latency="00:09:10"
                         size="4027287"
                         time_creation="Thu May 30 01:15:33 2013"
                         time_modification="Wed May  1 04:09:09 2013" />
        <observations epoch_first="Wed May  1 03:00:00 2013"
                      epoch_last="Wed May  1 03:59:59 2013"
                      epochs="3581"
                      epochs_ratio="99.47">
          <mask elevation="03 degrees"
                obs_expected="33432"
                obs_have="30273"
                obs_ratio="90.55" />
          <mask elevation="10 degrees"
                obs_expected="30508"
                obs_have="30270"
                obs_ratio="99.22" />
          <mask elevation="15 degrees"
                obs_expected="27632"
                obs_have="27486"
                obs_ratio="99.47" />
        </observations>
      </control>
    </file>
    <file name="/cheb121e.13o"
          error="0"
          interval="1"
          session="e">
      <control date="Wed May  1 05:29:37 2013"
               level="3">
        <file_statistics latency="00:10:24"
                         size="3831241"
                         time_creation="Wed May  1 05:13:12 2013"
                         time_modification="Wed May  1 05:10:23 2013" />
        <observations epoch_first="Wed May  1 04:00:00 2013"
                      epoch_last="Wed May  1 04:59:59 2013"
                      epochs="3562"
                      epochs_ratio="98.94">
          <mask elevation="03 degrees"
                obs_expected="33732"
                obs_have="28758"
                obs_ratio="85.25" />
          <mask elevation="10 degrees"
                obs_expected="29136"
                obs_have="28741"
                obs_ratio="98.64" />
          <mask elevation="15 degrees"
                obs_expected="25859"
                obs_have="25582"
                obs_ratio="98.93" />
        </observations>
      </control>
      <control date="Wed May  1 06:05:24 2013"
               level="3">
        <file_statistics latency="00:10:24"
                         size="3831241"
                         time_creation="Wed May  1 05:13:12 2013"
                         time_modification="Wed May  1 05:10:23 2013" />
        <observations epoch_first="Wed May  1 04:00:00 2013"
                      epoch_last="Wed May  1 04:59:59 2013"
                      epochs="3562"
                      epochs_ratio="98.94">
          <mask elevation="03 degrees"
                obs_expected="33732"
                obs_have="28758"
                obs_ratio="85.25" />
          <mask elevation="10 degrees"
                obs_expected="29136"
                obs_have="28741"
                obs_ratio="98.64" />
          <mask elevation="15 degrees"
                obs_expected="25859"
                obs_have="25582"
                obs_ratio="98.93" />
        </observations>
      </control>
      <control date="Wed May  1 07:31:54 2013"
               level="3">
        <file_statistics latency="00:10:24"
                         size="3831241"
                         time_creation="Wed May  1 05:13:12 2013"
                         time_modification="Wed May  1 05:10:23 2013" />
        <observations epoch_first="Wed May  1 04:00:00 2013"
                      epoch_last="Wed May  1 04:59:59 2013"
                      epochs="3562"
                      epochs_ratio="98.94">
          <mask elevation="03 degrees"
                obs_expected="33732"
                obs_have="28758"
                obs_ratio="85.25" />
          <mask elevation="10 degrees"
                obs_expected="29136"
                obs_have="28741"
                obs_ratio="98.64" />
          <mask elevation="15 degrees"
                obs_expected="25859"
                obs_have="25582"
                obs_ratio="98.93" />
        </observations>
      </control>
      <control date="Wed May  1 07:53:05 2013"
               level="3">
        <file_statistics latency="00:10:24"
                         size="3831241"
                         time_creation="Wed May  1 05:13:12 2013"
                         time_modification="Wed May  1 05:10:23 2013" />
        <observations epoch_first="Wed May  1 04:00:00 2013"
                      epoch_last="Wed May  1 04:59:59 2013"
                      epochs="3562"
                      epochs_ratio="98.94">
          <mask elevation="03 degrees"
                obs_expected="33732"
                obs_have="28758"
                obs_ratio="85.25" />
          <mask elevation="10 degrees"
                obs_expected="29136"
                obs_have="28741"
                obs_ratio="98.64" />
          <mask elevation="15 degrees"
                obs_expected="25859"
                obs_have="25582"
                obs_ratio="98.93" />
        </observations>
      </control>
      <control date="Fri May  3 00:21:36 2013"
               level="3">
        <file_statistics latency="00:10:24"
                         size="3831241"
                         time_creation="Wed May  1 05:13:12 2013"
                         time_modification="Wed May  1 05:10:23 2013" />
        <observations epoch_first="Wed May  1 04:00:00 2013"
                      epoch_last="Wed May  1 04:59:59 2013"
                      epochs="3562"
                      epochs_ratio="98.94">
          <mask elevation="03 degrees"
                obs_expected="33732"
                obs_have="28758"
                obs_ratio="85.25" />
          <mask elevation="10 degrees"
                obs_expected="29136"
                obs_have="28741"
                obs_ratio="98.64" />
          <mask elevation="15 degrees"
                obs_expected="25859"
                obs_have="25582"
                obs_ratio="98.93" />
        </observations>
      </control>
      <control date="Fri May 31 08:35:40 2013"
               level="3">
        <file_statistics latency="00:10:24"
                         size="3831241"
                         time_creation="Thu May 30 01:15:33 2013"
                         time_modification="Wed May  1 05:10:23 2013" />
        <observations epoch_first="Wed May  1 04:00:00 2013"
                      epoch_last="Wed May  1 04:59:59 2013"
                      epochs="3562"
                      epochs_ratio="98.94">
          <mask elevation="03 degrees"
                obs_expected="33732"
                obs_have="28758"
                obs_ratio="85.25" />
          <mask elevation="10 degrees"
                obs_expected="29136"
                obs_have="28741"
                obs_ratio="98.64" />
          <mask elevation="15 degrees"
                obs_expected="25859"
                obs_have="25582"
                obs_ratio="98.93" />
        </observations>
      </control>
    </file>
    <file name="/cheb121f.13o"
          error="0"
          interval="1"
          session="f">
      <control date="Wed May  1 06:36:54 2013"
               level="3">
        <file_statistics latency="00:10:20"
                         size="4234498"
                         time_creation="Wed May  1 06:13:15 2013"
                         time_modification="Wed May  1 06:10:19 2013" />
        <observations epoch_first="Wed May  1 05:00:00 2013"
                      epoch_last="Wed May  1 05:59:59 2013"
                      epochs="3546"
                      epochs_ratio="98.50">
          <mask elevation="03 degrees"
                obs_expected="34671"
                obs_have="31896"
                obs_ratio="92.00" />
          <mask elevation="10 degrees"
                obs_expected="32398"
                obs_have="31891"
                obs_ratio="98.44" />
          <mask elevation="15 degrees"
                obs_expected="30823"
                obs_have="30361"
                obs_ratio="98.50" />
        </observations>
      </control>
      <control date="Wed May  1 07:07:13 2013"
               level="3">
        <file_statistics latency="00:10:20"
                         size="4234498"
                         time_creation="Wed May  1 06:13:15 2013"
                         time_modification="Wed May  1 06:10:19 2013" />
        <observations epoch_first="Wed May  1 05:00:00 2013"
                      epoch_last="Wed May  1 05:59:59 2013"
                      epochs="3546"
                      epochs_ratio="98.50">
          <mask elevation="03 degrees"
                obs_expected="34671"
                obs_have="31896"
                obs_ratio="92.00" />
          <mask elevation="10 degrees"
                obs_expected="32398"
                obs_have="31891"
                obs_ratio="98.44" />
          <mask elevation="15 degrees"
                obs_expected="30823"
                obs_have="30361"
                obs_ratio="98.50" />
        </observations>
      </control>
      <control date="Fri May  3 00:21:36 2013"
               level="3">
        <file_statistics latency="00:10:20"
                         size="4234498"
                         time_creation="Wed May  1 06:13:15 2013"
                         time_modification="Wed May  1 06:10:19 2013" />
        <observations epoch_first="Wed May  1 05:00:00 2013"
                      epoch_last="Wed May  1 05:59:59 2013"
                      epochs="3546"
                      epochs_ratio="98.50">
          <mask elevation="03 degrees"
                obs_expected="34671"
                obs_have="31896"
                obs_ratio="92.00" />
          <mask elevation="10 degrees"
                obs_expected="32398"
                obs_have="31891"
                obs_ratio="98.44" />
          <mask elevation="15 degrees"
                obs_expected="30823"
                obs_have="30361"
                obs_ratio="98.50" />
        </observations>
      </control>
      <control date="Fri May 31 08:35:40 2013"
               level="3">
        <file_statistics latency="00:10:20"
                         size="4234498"
                         time_creation="Thu May 30 01:15:33 2013"
                         time_modification="Wed May  1 06:10:19 2013" />
        <observations epoch_first="Wed May  1 05:00:00 2013"
                      epoch_last="Wed May  1 05:59:59 2013"
                      epochs="3546"
                      epochs_ratio="98.50">
          <mask elevation="03 degrees"
                obs_expected="34671"
                obs_have="31896"
                obs_ratio="92.00" />
          <mask elevation="10 degrees"
                obs_expected="32398"
                obs_have="31891"
                obs_ratio="98.44" />
          <mask elevation="15 degrees"
                obs_expected="30823"
                obs_have="30361"
                obs_ratio="98.50" />
        </observations>
      </control>
    </file>
    <file name="/cheb121g.13o"
          error="0"
          interval="1"
          session="g">
      <control date="Wed May  1 08:09:50 2013"
               level="3">
        <file_statistics latency="00:09:46"
                         size="4296628"
                         time_creation="Wed May  1 07:13:18 2013"
                         time_modification="Wed May  1 07:09:45 2013" />
        <observations epoch_first="Wed May  1 06:00:00 2013"
                      epoch_last="Wed May  1 06:59:59 2013"
                      epochs="3545"
                      epochs_ratio="98.47">
          <mask elevation="03 degrees"
                obs_expected="37141"
                obs_have="32370"
                obs_ratio="87.15" />
          <mask elevation="10 degrees"
                obs_expected="32885"
                obs_have="32320"
                obs_ratio="98.28" />
          <mask elevation="15 degrees"
                obs_expected="27885"
                obs_have="27459"
                obs_ratio="98.47" />
        </observations>
      </control>
      <control date="Wed May  1 09:14:07 2013"
               level="3">
        <file_statistics latency="00:09:46"
                         size="4296628"
                         time_creation="Wed May  1 07:13:18 2013"
                         time_modification="Wed May  1 07:09:45 2013" />
        <observations epoch_first="Wed May  1 06:00:00 2013"
                      epoch_last="Wed May  1 06:59:59 2013"
                      epochs="3545"
                      epochs_ratio="98.47">
          <mask elevation="03 degrees"
                obs_expected="37141"
                obs_have="32370"
                obs_ratio="87.15" />
          <mask elevation="10 degrees"
                obs_expected="32885"
                obs_have="32320"
                obs_ratio="98.28" />
          <mask elevation="15 degrees"
                obs_expected="27885"
                obs_have="27459"
                obs_ratio="98.47" />
        </observations>
      </control>
      <control date="Fri May  3 00:21:36 2013"
               level="3">
        <file_statistics latency="00:09:46"
                         size="4296628"
                         time_creation="Wed May  1 07:13:18 2013"
                         time_modification="Wed May  1 07:09:45 2013" />
        <observations epoch_first="Wed May  1 06:00:00 2013"
                      epoch_last="Wed May  1 06:59:59 2013"
                      epochs="3545"
                      epochs_ratio="98.47">
          <mask elevation="03 degrees"
                obs_expected="37141"
                obs_have="32370"
                obs_ratio="87.15" />
          <mask elevation="10 degrees"
                obs_expected="32885"
                obs_have="32320"
                obs_ratio="98.28" />
          <mask elevation="15 degrees"
                obs_expected="27885"
                obs_have="27459"
                obs_ratio="98.47" />
        </observations>
      </control>
      <control date="Fri May 31 08:35:40 2013"
               level="3">
        <file_statistics latency="00:09:46"
                         size="4296628"
                         time_creation="Thu May 30 01:15:34 2013"
                         time_modification="Wed May  1 07:09:45 2013" />
        <observations epoch_first="Wed May  1 06:00:00 2013"
                      epoch_last="Wed May  1 06:59:59 2013"
                      epochs="3545"
                      epochs_ratio="98.47">
          <mask elevation="03 degrees"
                obs_expected="37141"
                obs_have="32370"
                obs_ratio="87.15" />
          <mask elevation="10 degrees"
                obs_expected="32885"
                obs_have="32320"
                obs_ratio="98.28" />
          <mask elevation="15 degrees"
                obs_expected="27885"
                obs_have="27459"
                obs_ratio="98.47" />
        </observations>
      </control>
    </file>
    <file name="/cheb121h.13o"
          error="0"
          interval="1"
          session="h">
      <control date="Wed May  1 08:32:46 2013"
               level="3">
        <file_statistics latency="00:10:25"
                         size="3776355"
                         time_creation="Wed May  1 08:13:17 2013"
                         time_modification="Wed May  1 08:10:24 2013" />
        <observations epoch_first="Wed May  1 07:00:00 2013"
                      epoch_last="Wed May  1 07:59:59 2013"
                      epochs="3565"
                      epochs_ratio="99.03">
          <mask elevation="03 degrees"
                obs_expected="34013"
                obs_have="28323"
                obs_ratio="83.27" />
          <mask elevation="10 degrees"
                obs_expected="28718"
                obs_have="28309"
                obs_ratio="98.58" />
          <mask elevation="15 degrees"
                obs_expected="25597"
                obs_have="25351"
                obs_ratio="99.04" />
        </observations>
      </control>
      <control date="Wed May  1 08:58:11 2013"
               level="3">
        <file_statistics latency="00:10:25"
                         size="3776355"
                         time_creation="Wed May  1 08:13:17 2013"
                         time_modification="Wed May  1 08:10:24 2013" />
        <observations epoch_first="Wed May  1 07:00:00 2013"
                      epoch_last="Wed May  1 07:59:59 2013"
                      epochs="3565"
                      epochs_ratio="99.03">
          <mask elevation="03 degrees"
                obs_expected="34013"
                obs_have="28323"
                obs_ratio="83.27" />
          <mask elevation="10 degrees"
                obs_expected="28718"
                obs_have="28309"
                obs_ratio="98.58" />
          <mask elevation="15 degrees"
                obs_expected="25597"
                obs_have="25351"
                obs_ratio="99.04" />
        </observations>
      </control>
      <control date="Wed May  1 10:16:01 2013"
               level="3">
        <file_statistics latency="00:10:25"
                         size="3776355"
                         time_creation="Wed May  1 08:13:17 2013"
                         time_modification="Wed May  1 08:10:24 2013" />
        <observations epoch_first="Wed May  1 07:00:00 2013"
                      epoch_last="Wed May  1 07:59:59 2013"
                      epochs="3565"
                      epochs_ratio="99.03">
          <mask elevation="03 degrees"
                obs_expected="34013"
                obs_have="28323"
                obs_ratio="83.27" />
          <mask elevation="10 degrees"
                obs_expected="28718"
                obs_have="28309"
                obs_ratio="98.58" />
          <mask elevation="15 degrees"
                obs_expected="25597"
                obs_have="25351"
                obs_ratio="99.04" />
        </observations>
      </control>
      <control date="Wed May  1 10:57:20 2013"
               level="3">
        <file_statistics latency="00:10:25"
                         size="3776355"
                         time_creation="Wed May  1 08:13:17 2013"
                         time_modification="Wed May  1 08:10:24 2013" />
        <observations epoch_first="Wed May  1 07:00:00 2013"
                      epoch_last="Wed May  1 07:59:59 2013"
                      epochs="3565"
                      epochs_ratio="99.03">
          <mask elevation="03 degrees"
                obs_expected="34013"
                obs_have="28323"
                obs_ratio="83.27" />
          <mask elevation="10 degrees"
                obs_expected="28718"
                obs_have="28309"
                obs_ratio="98.58" />
          <mask elevation="15 degrees"
                obs_expected="25597"
                obs_have="25351"
                obs_ratio="99.04" />
        </observations>
      </control>
      <control date="Fri May  3 00:21:36 2013"
               level="3">
        <file_statistics latency="00:10:25"
                         size="3776355"
                         time_creation="Wed May  1 08:13:17 2013"
                         time_modification="Wed May  1 08:10:24 2013" />
        <observations epoch_first="Wed May  1 07:00:00 2013"
                      epoch_last="Wed May  1 07:59:59 2013"
                      epochs="3565"
                      epochs_ratio="99.03">
          <mask elevation="03 degrees"
                obs_expected="34013"
                obs_have="28323"
                obs_ratio="83.27" />
          <mask elevation="10 degrees"
                obs_expected="28718"
                obs_have="28309"
                obs_ratio="98.58" />
          <mask elevation="15 degrees"
                obs_expected="25597"
                obs_have="25351"
                obs_ratio="99.04" />
        </observations>
      </control>
      <control date="Fri May 31 08:35:40 2013"
               level="3">
        <file_statistics latency="00:10:25"
                         size="3776355"
                         time_creation="Thu May 30 01:15:34 2013"
                         time_modification="Wed May  1 08:10:24 2013" />
        <observations epoch_first="Wed May  1 07:00:00 2013"
                      epoch_last="Wed May  1 07:59:59 2013"
                      epochs="3565"
                      epochs_ratio="99.03">
          <mask elevation="03 degrees"
                obs_expected="34013"
                obs_have="28323"
                obs_ratio="83.27" />
          <mask elevation="10 degrees"
                obs_expected="28718"
                obs_have="28309"
                obs_ratio="98.58" />
          <mask elevation="15 degrees"
                obs_expected="25597"
                obs_have="25351"
                obs_ratio="99.04" />
        </observations>
      </control>
    </file>
    <file name="/cheb121i.13o"
          error="0"
          interval="1"
          session="i">
      <control date="Wed May  1 09:36:58 2013"
               level="3">
        <file_statistics latency="00:09:25"
                         size="4383139"
                         time_creation="Wed May  1 09:13:18 2013"
                         time_modification="Wed May  1 09:09:24 2013" />
        <observations epoch_first="Wed May  1 08:00:00 2013"
                      epoch_last="Wed May  1 08:59:59 2013"
                      epochs="3590"
                      epochs_ratio="99.72">
          <mask elevation="03 degrees"
                obs_expected="35479"
                obs_have="33037"
                obs_ratio="93.12" />
          <mask elevation="10 degrees"
                obs_expected="33159"
                obs_have="33032"
                obs_ratio="99.62" />
          <mask elevation="15 degrees"
                obs_expected="28684"
                obs_have="28604"
                obs_ratio="99.72" />
        </observations>
      </control>
      <control date="Wed May  1 09:58:40 2013"
               level="3">
        <file_statistics latency="00:09:25"
                         size="4383139"
                         time_creation="Wed May  1 09:13:18 2013"
                         time_modification="Wed May  1 09:09:24 2013" />
        <observations epoch_first="Wed May  1 08:00:00 2013"
                      epoch_last="Wed May  1 08:59:59 2013"
                      epochs="3590"
                      epochs_ratio="99.72">
          <mask elevation="03 degrees"
                obs_expected="35479"
                obs_have="33037"
                obs_ratio="93.12" />
          <mask elevation="10 degrees"
                obs_expected="33159"
                obs_have="33032"
                obs_ratio="99.62" />
          <mask elevation="15 degrees"
                obs_expected="28684"
                obs_have="28604"
                obs_ratio="99.72" />
        </observations>
      </control>
      <control date="Wed May  1 11:44:52 2013"
               level="3">
        <file_statistics latency="00:09:25"
                         size="4383139"
                         time_creation="Wed May  1 09:13:18 2013"
                         time_modification="Wed May  1 09:09:24 2013" />
        <observations epoch_first="Wed May  1 08:00:00 2013"
                      epoch_last="Wed May  1 08:59:59 2013"
                      epochs="3590"
                      epochs_ratio="99.72">
          <mask elevation="03 degrees"
                obs_expected="35479"
                obs_have="33037"
                obs_ratio="93.12" />
          <mask elevation="10 degrees"
                obs_expected="33159"
                obs_have="33032"
                obs_ratio="99.62" />
          <mask elevation="15 degrees"
                obs_expected="28684"
                obs_have="28604"
                obs_ratio="99.72" />
        </observations>
      </control>
      <control date="Fri May  3 00:21:36 2013"
               level="3">
        <file_statistics latency="00:09:25"
                         size="4383139"
                         time_creation="Wed May  1 09:13:18 2013"
                         time_modification="Wed May  1 09:09:24 2013" />
        <observations epoch_first="Wed May  1 08:00:00 2013"
                      epoch_last="Wed May  1 08:59:59 2013"
                      epochs="3590"
                      epochs_ratio="99.72">
          <mask elevation="03 degrees"
                obs_expected="35479"
                obs_have="33037"
                obs_ratio="93.12" />
          <mask elevation="10 degrees"
                obs_expected="33159"
                obs_have="33032"
                obs_ratio="99.62" />
          <mask elevation="15 degrees"
                obs_expected="28684"
                obs_have="28604"
                obs_ratio="99.72" />
        </observations>
      </control>
      <control date="Fri May 31 08:35:40 2013"
               level="3">
        <file_statistics latency="00:09:25"
                         size="4383139"
                         time_creation="Thu May 30 01:15:34 2013"
                         time_modification="Wed May  1 09:09:24 2013" />
        <observations epoch_first="Wed May  1 08:00:00 2013"
                      epoch_last="Wed May  1 08:59:59 2013"
                      epochs="3590"
                      epochs_ratio="99.72">
          <mask elevation="03 degrees"
                obs_expected="35479"
                obs_have="33037"
                obs_ratio="93.12" />
          <mask elevation="10 degrees"
                obs_expected="33159"
                obs_have="33032"
                obs_ratio="99.62" />
          <mask elevation="15 degrees"
                obs_expected="28684"
                obs_have="28604"
                obs_ratio="99.72" />
        </observations>
      </control>
    </file>
    <file name="/cheb121j.13o"
          error="0"
          interval="1"
          session="j">
      <control date="Wed May  1 10:35:29 2013"
               level="3">
        <file_statistics latency="00:09:26"
                         size="4441293"
                         time_creation="Wed May  1 10:13:17 2013"
                         time_modification="Wed May  1 10:09:25 2013" />
        <observations epoch_first="Wed May  1 09:00:00 2013"
                      epoch_last="Wed May  1 09:59:59 2013"
                      epochs="3598"
                      epochs_ratio="99.94">
          <mask elevation="03 degrees"
                obs_expected="38958"
                obs_have="33477"
                obs_ratio="85.93" />
          <mask elevation="10 degrees"
                obs_expected="33527"
                obs_have="33411"
                obs_ratio="99.65" />
          <mask elevation="15 degrees"
                obs_expected="29649"
                obs_have="29634"
                obs_ratio="99.95" />
        </observations>
      </control>
      <control date="Wed May  1 12:36:21 2013"
               level="3">
        <file_statistics latency="00:09:26"
                         size="4441293"
                         time_creation="Wed May  1 10:13:17 2013"
                         time_modification="Wed May  1 10:09:25 2013" />
        <observations epoch_first="Wed May  1 09:00:00 2013"
                      epoch_last="Wed May  1 09:59:59 2013"
                      epochs="3598"
                      epochs_ratio="99.94">
          <mask elevation="03 degrees"
                obs_expected="38958"
                obs_have="33477"
                obs_ratio="85.93" />
          <mask elevation="10 degrees"
                obs_expected="33527"
                obs_have="33411"
                obs_ratio="99.65" />
          <mask elevation="15 degrees"
                obs_expected="29649"
                obs_have="29634"
                obs_ratio="99.95" />
        </observations>
      </control>
      <control date="Fri May  3 00:21:36 2013"
               level="3">
        <file_statistics latency="00:09:26"
                         size="4441293"
                         time_creation="Wed May  1 10:13:17 2013"
                         time_modification="Wed May  1 10:09:25 2013" />
        <observations epoch_first="Wed May  1 09:00:00 2013"
                      epoch_last="Wed May  1 09:59:59 2013"
                      epochs="3598"
                      epochs_ratio="99.94">
          <mask elevation="03 degrees"
                obs_expected="38958"
                obs_have="33477"
                obs_ratio="85.93" />
          <mask elevation="10 degrees"
                obs_expected="33527"
                obs_have="33411"
                obs_ratio="99.65" />
          <mask elevation="15 degrees"
                obs_expected="29649"
                obs_have="29634"
                obs_ratio="99.95" />
        </observations>
      </control>
      <control date="Fri May 31 08:35:40 2013"
               level="3">
        <file_statistics latency="00:09:26"
                         size="4441293"
                         time_creation="Thu May 30 01:15:34 2013"
                         time_modification="Wed May  1 10:09:25 2013" />
        <observations epoch_first="Wed May  1 09:00:00 2013"
                      epoch_last="Wed May  1 09:59:59 2013"
                      epochs="3598"
                      epochs_ratio="99.94">
          <mask elevation="03 degrees"
                obs_expected="38958"
                obs_have="33477"
                obs_ratio="85.93" />
          <mask elevation="10 degrees"
                obs_expected="33527"
                obs_have="33411"
                obs_ratio="99.65" />
          <mask elevation="15 degrees"
                obs_expected="29649"
                obs_have="29634"
                obs_ratio="99.95" />
        </observations>
      </control>
    </file>
    <file name="/cheb121k.13o"
          error="0"
          interval="1"
          session="k">
      <control date="Wed May  1 11:26:59 2013"
               level="3">
        <file_statistics latency="00:10:10"
                         size="3981617"
                         time_creation="Wed May  1 11:13:16 2013"
                         time_modification="Wed May  1 11:10:09 2013" />
        <observations epoch_first="Wed May  1 10:00:00 2013"
                      epoch_last="Wed May  1 10:59:59 2013"
                      epochs="3599"
                      epochs_ratio="99.97">
          <mask elevation="03 degrees"
                obs_expected="33545"
                obs_have="29923"
                obs_ratio="89.20" />
          <mask elevation="10 degrees"
                obs_expected="29962"
                obs_have="29921"
                obs_ratio="99.86" />
          <mask elevation="15 degrees"
                obs_expected="27486"
                obs_have="27479"
                obs_ratio="99.97" />
        </observations>
      </control>
      <control date="Wed May  1 11:54:31 2013"
               level="3">
        <file_statistics latency="00:10:10"
                         size="3981617"
                         time_creation="Wed May  1 11:13:16 2013"
                         time_modification="Wed May  1 11:10:09 2013" />
        <observations epoch_first="Wed May  1 10:00:00 2013"
                      epoch_last="Wed May  1 10:59:59 2013"
                      epochs="3599"
                      epochs_ratio="99.97">
          <mask elevation="03 degrees"
                obs_expected="33545"
                obs_have="29923"
                obs_ratio="89.20" />
          <mask elevation="10 degrees"
                obs_expected="29962"
                obs_have="29921"
                obs_ratio="99.86" />
          <mask elevation="15 degrees"
                obs_expected="27486"
                obs_have="27479"
                obs_ratio="99.97" />
        </observations>
      </control>
      <control date="Wed May  1 13:36:38 2013"
               level="3">
        <file_statistics latency="00:10:10"
                         size="3981617"
                         time_creation="Wed May  1 11:13:16 2013"
                         time_modification="Wed May  1 11:10:09 2013" />
        <observations epoch_first="Wed May  1 10:00:00 2013"
                      epoch_last="Wed May  1 10:59:59 2013"
                      epochs="3599"
                      epochs_ratio="99.97">
          <mask elevation="03 degrees"
                obs_expected="33545"
                obs_have="29923"
                obs_ratio="89.20" />
          <mask elevation="10 degrees"
                obs_expected="29962"
                obs_have="29921"
                obs_ratio="99.86" />
          <mask elevation="15 degrees"
                obs_expected="27486"
                obs_have="27479"
                obs_ratio="99.97" />
        </observations>
      </control>
      <control date="Fri May  3 00:21:36 2013"
               level="3">
        <file_statistics latency="00:10:10"
                         size="3981617"
                         time_creation="Wed May  1 11:13:16 2013"
                         time_modification="Wed May  1 11:10:09 2013" />
        <observations epoch_first="Wed May  1 10:00:00 2013"
                      epoch_last="Wed May  1 10:59:59 2013"
                      epochs="3599"
                      epochs_ratio="99.97">
          <mask elevation="03 degrees"
                obs_expected="33545"
                obs_have="29923"
                obs_ratio="89.20" />
          <mask elevation="10 degrees"
                obs_expected="29962"
                obs_have="29921"
                obs_ratio="99.86" />
          <mask elevation="15 degrees"
                obs_expected="27486"
                obs_have="27479"
                obs_ratio="99.97" />
        </observations>
      </control>
      <control date="Fri May 31 08:35:40 2013"
               level="3">
        <file_statistics latency="00:10:10"
                         size="3981617"
                         time_creation="Thu May 30 01:15:35 2013"
                         time_modification="Wed May  1 11:10:09 2013" />
        <observations epoch_first="Wed May  1 10:00:00 2013"
                      epoch_last="Wed May  1 10:59:59 2013"
                      epochs="3599"
                      epochs_ratio="99.97">
          <mask elevation="03 degrees"
                obs_expected="33545"
                obs_have="29923"
                obs_ratio="89.20" />
          <mask elevation="10 degrees"
                obs_expected="29962"
                obs_have="29921"
                obs_ratio="99.86" />
          <mask elevation="15 degrees"
                obs_expected="27486"
                obs_have="27479"
                obs_ratio="99.97" />
        </observations>
      </control>
    </file>
    <file name="/cheb121l.13o"
          error="0"
          interval="1"
          session="l">
      <control date="Wed May  1 12:21:32 2013"
               level="3">
        <file_statistics latency="00:09:17"
                         size="4011015"
                         time_creation="Wed May  1 12:13:15 2013"
                         time_modification="Wed May  1 12:09:16 2013" />
        <observations epoch_first="Wed May  1 11:00:00 2013"
                      epoch_last="Wed May  1 11:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33673"
                obs_have="30141"
                obs_ratio="89.51" />
          <mask elevation="10 degrees"
                obs_expected="30265"
                obs_have="30111"
                obs_ratio="99.49" />
          <mask elevation="15 degrees"
                obs_expected="25208"
                obs_have="25208"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed May  1 12:48:01 2013"
               level="3">
        <file_statistics latency="00:09:17"
                         size="4011015"
                         time_creation="Wed May  1 12:13:15 2013"
                         time_modification="Wed May  1 12:09:16 2013" />
        <observations epoch_first="Wed May  1 11:00:00 2013"
                      epoch_last="Wed May  1 11:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33673"
                obs_have="30141"
                obs_ratio="89.51" />
          <mask elevation="10 degrees"
                obs_expected="30266"
                obs_have="30111"
                obs_ratio="99.49" />
          <mask elevation="15 degrees"
                obs_expected="25208"
                obs_have="25208"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed May  1 14:37:55 2013"
               level="3">
        <file_statistics latency="00:09:17"
                         size="4011015"
                         time_creation="Wed May  1 12:13:15 2013"
                         time_modification="Wed May  1 12:09:16 2013" />
        <observations epoch_first="Wed May  1 11:00:00 2013"
                      epoch_last="Wed May  1 11:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33673"
                obs_have="30141"
                obs_ratio="89.51" />
          <mask elevation="10 degrees"
                obs_expected="30266"
                obs_have="30111"
                obs_ratio="99.49" />
          <mask elevation="15 degrees"
                obs_expected="25208"
                obs_have="25208"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri May  3 00:21:36 2013"
               level="3">
        <file_statistics latency="00:09:17"
                         size="4011015"
                         time_creation="Wed May  1 12:13:15 2013"
                         time_modification="Wed May  1 12:09:16 2013" />
        <observations epoch_first="Wed May  1 11:00:00 2013"
                      epoch_last="Wed May  1 11:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33673"
                obs_have="30141"
                obs_ratio="89.51" />
          <mask elevation="10 degrees"
                obs_expected="30266"
                obs_have="30111"
                obs_ratio="99.49" />
          <mask elevation="15 degrees"
                obs_expected="25208"
                obs_have="25208"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri May 31 08:35:40 2013"
               level="3">
        <file_statistics latency="00:09:17"
                         size="4011015"
                         time_creation="Thu May 30 01:15:35 2013"
                         time_modification="Wed May  1 12:09:16 2013" />
        <observations epoch_first="Wed May  1 11:00:00 2013"
                      epoch_last="Wed May  1 11:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33673"
                obs_have="30141"
                obs_ratio="89.51" />
          <mask elevation="10 degrees"
                obs_expected="30266"
                obs_have="30111"
                obs_ratio="99.49" />
          <mask elevation="15 degrees"
                obs_expected="25208"
                obs_have="25208"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb121m.13o"
          error="0"
          interval="1"
          session="m">
      <control date="Wed May  1 13:22:31 2013"
               level="3">
        <file_statistics latency="00:09:31"
                         size="3926794"
                         time_creation="Wed May  1 13:13:20 2013"
                         time_modification="Wed May  1 13:09:30 2013" />
        <observations epoch_first="Wed May  1 12:00:00 2013"
                      epoch_last="Wed May  1 12:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="31578"
                obs_have="29489"
                obs_ratio="93.38" />
          <mask elevation="10 degrees"
                obs_expected="29569"
                obs_have="29489"
                obs_ratio="99.73" />
          <mask elevation="15 degrees"
                obs_expected="26668"
                obs_have="26668"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed May  1 13:48:30 2013"
               level="3">
        <file_statistics latency="00:09:31"
                         size="3926794"
                         time_creation="Wed May  1 13:13:20 2013"
                         time_modification="Wed May  1 13:09:30 2013" />
        <observations epoch_first="Wed May  1 12:00:00 2013"
                      epoch_last="Wed May  1 12:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="31578"
                obs_have="29489"
                obs_ratio="93.38" />
          <mask elevation="10 degrees"
                obs_expected="29569"
                obs_have="29489"
                obs_ratio="99.73" />
          <mask elevation="15 degrees"
                obs_expected="26668"
                obs_have="26668"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed May  1 15:42:14 2013"
               level="3">
        <file_statistics latency="00:09:31"
                         size="3926794"
                         time_creation="Wed May  1 13:13:20 2013"
                         time_modification="Wed May  1 13:09:30 2013" />
        <observations epoch_first="Wed May  1 12:00:00 2013"
                      epoch_last="Wed May  1 12:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="31578"
                obs_have="29489"
                obs_ratio="93.38" />
          <mask elevation="10 degrees"
                obs_expected="29569"
                obs_have="29489"
                obs_ratio="99.73" />
          <mask elevation="15 degrees"
                obs_expected="26668"
                obs_have="26668"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri May  3 00:21:36 2013"
               level="3">
        <file_statistics latency="00:09:31"
                         size="3926794"
                         time_creation="Wed May  1 13:13:20 2013"
                         time_modification="Wed May  1 13:09:30 2013" />
        <observations epoch_first="Wed May  1 12:00:00 2013"
                      epoch_last="Wed May  1 12:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="31578"
                obs_have="29489"
                obs_ratio="93.38" />
          <mask elevation="10 degrees"
                obs_expected="29569"
                obs_have="29489"
                obs_ratio="99.73" />
          <mask elevation="15 degrees"
                obs_expected="26668"
                obs_have="26668"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri May 31 08:35:40 2013"
               level="3">
        <file_statistics latency="00:09:31"
                         size="3926794"
                         time_creation="Thu May 30 01:15:35 2013"
                         time_modification="Wed May  1 13:09:30 2013" />
        <observations epoch_first="Wed May  1 12:00:00 2013"
                      epoch_last="Wed May  1 12:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="31578"
                obs_have="29489"
                obs_ratio="93.38" />
          <mask elevation="10 degrees"
                obs_expected="29569"
                obs_have="29489"
                obs_ratio="99.73" />
          <mask elevation="15 degrees"
                obs_expected="26668"
                obs_have="26668"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb121n.13o"
          error="0"
          interval="1"
          session="n">
      <control date="Wed May  1 14:20:56 2013"
               level="3">
        <file_statistics latency="00:08:33"
                         size="3995535"
                         time_creation="Wed May  1 14:13:15 2013"
                         time_modification="Wed May  1 14:08:32 2013" />
        <observations epoch_first="Wed May  1 13:00:00 2013"
                      epoch_last="Wed May  1 13:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34783"
                obs_have="30021"
                obs_ratio="86.31" />
          <mask elevation="10 degrees"
                obs_expected="30054"
                obs_have="29974"
                obs_ratio="99.73" />
          <mask elevation="15 degrees"
                obs_expected="27401"
                obs_have="27401"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed May  1 14:48:54 2013"
               level="3">
        <file_statistics latency="00:08:33"
                         size="3995535"
                         time_creation="Wed May  1 14:13:15 2013"
                         time_modification="Wed May  1 14:08:32 2013" />
        <observations epoch_first="Wed May  1 13:00:00 2013"
                      epoch_last="Wed May  1 13:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34783"
                obs_have="30021"
                obs_ratio="86.31" />
          <mask elevation="10 degrees"
                obs_expected="30054"
                obs_have="29974"
                obs_ratio="99.73" />
          <mask elevation="15 degrees"
                obs_expected="27401"
                obs_have="27401"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed May  1 16:42:58 2013"
               level="3">
        <file_statistics latency="00:08:33"
                         size="3995535"
                         time_creation="Wed May  1 14:13:15 2013"
                         time_modification="Wed May  1 14:08:32 2013" />
        <observations epoch_first="Wed May  1 13:00:00 2013"
                      epoch_last="Wed May  1 13:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34783"
                obs_have="30021"
                obs_ratio="86.31" />
          <mask elevation="10 degrees"
                obs_expected="30054"
                obs_have="29974"
                obs_ratio="99.73" />
          <mask elevation="15 degrees"
                obs_expected="27401"
                obs_have="27401"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri May  3 00:21:36 2013"
               level="3">
        <file_statistics latency="00:08:33"
                         size="3995535"
                         time_creation="Wed May  1 14:13:15 2013"
                         time_modification="Wed May  1 14:08:32 2013" />
        <observations epoch_first="Wed May  1 13:00:00 2013"
                      epoch_last="Wed May  1 13:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34783"
                obs_have="30021"
                obs_ratio="86.31" />
          <mask elevation="10 degrees"
                obs_expected="30054"
                obs_have="29974"
                obs_ratio="99.73" />
          <mask elevation="15 degrees"
                obs_expected="27401"
                obs_have="27401"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri May 31 08:35:40 2013"
               level="3">
        <file_statistics latency="00:08:33"
                         size="3995535"
                         time_creation="Thu May 30 01:15:36 2013"
                         time_modification="Wed May  1 14:08:32 2013" />
        <observations epoch_first="Wed May  1 13:00:00 2013"
                      epoch_last="Wed May  1 13:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34783"
                obs_have="30021"
                obs_ratio="86.31" />
          <mask elevation="10 degrees"
                obs_expected="30054"
                obs_have="29974"
                obs_ratio="99.73" />
          <mask elevation="15 degrees"
                obs_expected="27401"
                obs_have="27401"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb121o.13o"
          error="0"
          interval="1"
          session="o">
      <control date="Wed May  1 15:24:19 2013"
               level="3">
        <file_statistics latency="00:12:29"
                         size="4306167"
                         time_creation="Wed May  1 15:18:16 2013"
                         time_modification="Wed May  1 15:12:28 2013" />
        <observations epoch_first="Wed May  1 14:00:00 2013"
                      epoch_last="Wed May  1 14:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36432"
                obs_have="32429"
                obs_ratio="89.01" />
          <mask elevation="10 degrees"
                obs_expected="32595"
                obs_have="32399"
                obs_ratio="99.40" />
          <mask elevation="15 degrees"
                obs_expected="29009"
                obs_have="29009"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed May  1 15:55:06 2013"
               level="3">
        <file_statistics latency="00:12:29"
                         size="4306167"
                         time_creation="Wed May  1 15:18:16 2013"
                         time_modification="Wed May  1 15:12:28 2013" />
        <observations epoch_first="Wed May  1 14:00:00 2013"
                      epoch_last="Wed May  1 14:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36432"
                obs_have="32429"
                obs_ratio="89.01" />
          <mask elevation="10 degrees"
                obs_expected="32595"
                obs_have="32399"
                obs_ratio="99.40" />
          <mask elevation="15 degrees"
                obs_expected="29009"
                obs_have="29009"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed May  1 17:48:14 2013"
               level="3">
        <file_statistics latency="00:12:29"
                         size="4306167"
                         time_creation="Wed May  1 15:18:16 2013"
                         time_modification="Wed May  1 15:12:28 2013" />
        <observations epoch_first="Wed May  1 14:00:00 2013"
                      epoch_last="Wed May  1 14:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36432"
                obs_have="32429"
                obs_ratio="89.01" />
          <mask elevation="10 degrees"
                obs_expected="32595"
                obs_have="32399"
                obs_ratio="99.40" />
          <mask elevation="15 degrees"
                obs_expected="29009"
                obs_have="29009"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri May  3 00:21:36 2013"
               level="3">
        <file_statistics latency="00:12:29"
                         size="4306167"
                         time_creation="Wed May  1 15:18:16 2013"
                         time_modification="Wed May  1 15:12:28 2013" />
        <observations epoch_first="Wed May  1 14:00:00 2013"
                      epoch_last="Wed May  1 14:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36432"
                obs_have="32429"
                obs_ratio="89.01" />
          <mask elevation="10 degrees"
                obs_expected="32595"
                obs_have="32399"
                obs_ratio="99.40" />
          <mask elevation="15 degrees"
                obs_expected="29009"
                obs_have="29009"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri May 31 08:35:40 2013"
               level="3">
        <file_statistics latency="00:12:29"
                         size="4306167"
                         time_creation="Thu May 30 01:15:36 2013"
                         time_modification="Wed May  1 15:12:28 2013" />
        <observations epoch_first="Wed May  1 14:00:00 2013"
                      epoch_last="Wed May  1 14:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36432"
                obs_have="32429"
                obs_ratio="89.01" />
          <mask elevation="10 degrees"
                obs_expected="32595"
                obs_have="32399"
                obs_ratio="99.40" />
          <mask elevation="15 degrees"
                obs_expected="29009"
                obs_have="29009"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb121p.13o"
          error="0"
          interval="1"
          session="p">
      <control date="Wed May  1 16:21:51 2013"
               level="3">
        <file_statistics latency="00:12:15"
                         size="3681580"
                         time_creation="Wed May  1 16:18:17 2013"
                         time_modification="Wed May  1 16:12:14 2013" />
        <observations epoch_first="Wed May  1 15:00:00 2013"
                      epoch_last="Wed May  1 15:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32188"
                obs_have="27596"
                obs_ratio="85.73" />
          <mask elevation="10 degrees"
                obs_expected="27633"
                obs_have="27586"
                obs_ratio="99.83" />
          <mask elevation="15 degrees"
                obs_expected="24224"
                obs_have="24224"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed May  1 16:54:10 2013"
               level="3">
        <file_statistics latency="00:12:15"
                         size="3681580"
                         time_creation="Wed May  1 16:18:17 2013"
                         time_modification="Wed May  1 16:12:14 2013" />
        <observations epoch_first="Wed May  1 15:00:00 2013"
                      epoch_last="Wed May  1 15:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32188"
                obs_have="27596"
                obs_ratio="85.73" />
          <mask elevation="10 degrees"
                obs_expected="27633"
                obs_have="27586"
                obs_ratio="99.83" />
          <mask elevation="15 degrees"
                obs_expected="24224"
                obs_have="24224"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri May  3 00:21:36 2013"
               level="3">
        <file_statistics latency="00:12:15"
                         size="3681580"
                         time_creation="Wed May  1 16:18:17 2013"
                         time_modification="Wed May  1 16:12:14 2013" />
        <observations epoch_first="Wed May  1 15:00:00 2013"
                      epoch_last="Wed May  1 15:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32188"
                obs_have="27596"
                obs_ratio="85.73" />
          <mask elevation="10 degrees"
                obs_expected="27633"
                obs_have="27586"
                obs_ratio="99.83" />
          <mask elevation="15 degrees"
                obs_expected="24224"
                obs_have="24224"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri May 31 08:35:40 2013"
               level="3">
        <file_statistics latency="00:12:15"
                         size="3681580"
                         time_creation="Thu May 30 01:15:37 2013"
                         time_modification="Wed May  1 16:12:14 2013" />
        <observations epoch_first="Wed May  1 15:00:00 2013"
                      epoch_last="Wed May  1 15:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32188"
                obs_have="27596"
                obs_ratio="85.73" />
          <mask elevation="10 degrees"
                obs_expected="27633"
                obs_have="27586"
                obs_ratio="99.83" />
          <mask elevation="15 degrees"
                obs_expected="24224"
                obs_have="24224"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb121q.13o"
          error="0"
          interval="1"
          session="q">
      <control date="Wed May  1 17:22:47 2013"
               level="3">
        <file_statistics latency="00:12:24"
                         size="3415261"
                         time_creation="Wed May  1 17:18:20 2013"
                         time_modification="Wed May  1 17:12:23 2013" />
        <observations epoch_first="Wed May  1 16:00:00 2013"
                      epoch_last="Wed May  1 16:59:59 2013"
                      epochs="3599"
                      epochs_ratio="99.97">
          <mask elevation="03 degrees"
                obs_expected="30421"
                obs_have="25516"
                obs_ratio="83.88" />
          <mask elevation="10 degrees"
                obs_expected="25566"
                obs_have="25485"
                obs_ratio="99.68" />
          <mask elevation="15 degrees"
                obs_expected="21149"
                obs_have="21145"
                obs_ratio="99.98" />
        </observations>
      </control>
      <control date="Wed May  1 18:02:18 2013"
               level="3">
        <file_statistics latency="00:12:24"
                         size="3415261"
                         time_creation="Wed May  1 17:18:20 2013"
                         time_modification="Wed May  1 17:12:23 2013" />
        <observations epoch_first="Wed May  1 16:00:00 2013"
                      epoch_last="Wed May  1 16:59:59 2013"
                      epochs="3599"
                      epochs_ratio="99.97">
          <mask elevation="03 degrees"
                obs_expected="30421"
                obs_have="25516"
                obs_ratio="83.88" />
          <mask elevation="10 degrees"
                obs_expected="25566"
                obs_have="25485"
                obs_ratio="99.68" />
          <mask elevation="15 degrees"
                obs_expected="21149"
                obs_have="21145"
                obs_ratio="99.98" />
        </observations>
      </control>
      <control date="Wed May  1 19:21:07 2013"
               level="3">
        <file_statistics latency="00:12:24"
                         size="3415261"
                         time_creation="Wed May  1 17:18:20 2013"
                         time_modification="Wed May  1 17:12:23 2013" />
        <observations epoch_first="Wed May  1 16:00:00 2013"
                      epoch_last="Wed May  1 16:59:59 2013"
                      epochs="3599"
                      epochs_ratio="99.97">
          <mask elevation="03 degrees"
                obs_expected="30421"
                obs_have="25516"
                obs_ratio="83.88" />
          <mask elevation="10 degrees"
                obs_expected="25566"
                obs_have="25485"
                obs_ratio="99.68" />
          <mask elevation="15 degrees"
                obs_expected="21149"
                obs_have="21145"
                obs_ratio="99.98" />
        </observations>
      </control>
      <control date="Wed May  1 20:06:28 2013"
               level="3">
        <file_statistics latency="00:12:24"
                         size="3415261"
                         time_creation="Wed May  1 17:18:20 2013"
                         time_modification="Wed May  1 17:12:23 2013" />
        <observations epoch_first="Wed May  1 16:00:00 2013"
                      epoch_last="Wed May  1 16:59:59 2013"
                      epochs="3599"
                      epochs_ratio="99.97">
          <mask elevation="03 degrees"
                obs_expected="30421"
                obs_have="25516"
                obs_ratio="83.88" />
          <mask elevation="10 degrees"
                obs_expected="25566"
                obs_have="25485"
                obs_ratio="99.68" />
          <mask elevation="15 degrees"
                obs_expected="21149"
                obs_have="21145"
                obs_ratio="99.98" />
        </observations>
      </control>
      <control date="Fri May  3 00:21:36 2013"
               level="3">
        <file_statistics latency="00:12:24"
                         size="3415261"
                         time_creation="Wed May  1 17:18:20 2013"
                         time_modification="Wed May  1 17:12:23 2013" />
        <observations epoch_first="Wed May  1 16:00:00 2013"
                      epoch_last="Wed May  1 16:59:59 2013"
                      epochs="3599"
                      epochs_ratio="99.97">
          <mask elevation="03 degrees"
                obs_expected="30421"
                obs_have="25516"
                obs_ratio="83.88" />
          <mask elevation="10 degrees"
                obs_expected="25566"
                obs_have="25485"
                obs_ratio="99.68" />
          <mask elevation="15 degrees"
                obs_expected="21149"
                obs_have="21145"
                obs_ratio="99.98" />
        </observations>
      </control>
      <control date="Fri May 31 08:35:40 2013"
               level="3">
        <file_statistics latency="00:12:24"
                         size="3415261"
                         time_creation="Thu May 30 01:15:37 2013"
                         time_modification="Wed May  1 17:12:23 2013" />
        <observations epoch_first="Wed May  1 16:00:00 2013"
                      epoch_last="Wed May  1 16:59:59 2013"
                      epochs="3599"
                      epochs_ratio="99.97">
          <mask elevation="03 degrees"
                obs_expected="30421"
                obs_have="25516"
                obs_ratio="83.88" />
          <mask elevation="10 degrees"
                obs_expected="25566"
                obs_have="25485"
                obs_ratio="99.68" />
          <mask elevation="15 degrees"
                obs_expected="21149"
                obs_have="21145"
                obs_ratio="99.98" />
        </observations>
      </control>
    </file>
    <file name="/cheb121r.13o"
          error="0"
          interval="1"
          session="r">
      <control date="Wed May  1 18:35:32 2013"
               level="3">
        <file_statistics latency="00:12:23"
                         size="3835766"
                         time_creation="Wed May  1 18:18:33 2013"
                         time_modification="Wed May  1 18:12:22 2013" />
        <observations epoch_first="Wed May  1 17:00:00 2013"
                      epoch_last="Wed May  1 17:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="28800"
                obs_have="28800"
                obs_ratio="100.00" />
          <mask elevation="10 degrees"
                obs_expected="28800"
                obs_have="28800"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="27271"
                obs_have="27271"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed May  1 19:02:10 2013"
               level="3">
        <file_statistics latency="00:12:23"
                         size="3835766"
                         time_creation="Wed May  1 18:18:33 2013"
                         time_modification="Wed May  1 18:12:22 2013" />
        <observations epoch_first="Wed May  1 17:00:00 2013"
                      epoch_last="Wed May  1 17:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="28800"
                obs_have="28800"
                obs_ratio="100.00" />
          <mask elevation="10 degrees"
                obs_expected="28800"
                obs_have="28800"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="27272"
                obs_have="27272"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed May  1 20:59:45 2013"
               level="3">
        <file_statistics latency="00:12:23"
                         size="3835766"
                         time_creation="Wed May  1 18:18:33 2013"
                         time_modification="Wed May  1 18:12:22 2013" />
        <observations epoch_first="Wed May  1 17:00:00 2013"
                      epoch_last="Wed May  1 17:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="28800"
                obs_have="28800"
                obs_ratio="100.00" />
          <mask elevation="10 degrees"
                obs_expected="28800"
                obs_have="28800"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="27272"
                obs_have="27272"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri May  3 00:21:36 2013"
               level="3">
        <file_statistics latency="00:12:23"
                         size="3835766"
                         time_creation="Wed May  1 18:18:33 2013"
                         time_modification="Wed May  1 18:12:22 2013" />
        <observations epoch_first="Wed May  1 17:00:00 2013"
                      epoch_last="Wed May  1 17:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="28800"
                obs_have="28800"
                obs_ratio="100.00" />
          <mask elevation="10 degrees"
                obs_expected="28800"
                obs_have="28800"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="27272"
                obs_have="27272"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri May 31 08:35:40 2013"
               level="3">
        <file_statistics latency="00:12:23"
                         size="3835766"
                         time_creation="Thu May 30 01:15:38 2013"
                         time_modification="Wed May  1 18:12:22 2013" />
        <observations epoch_first="Wed May  1 17:00:00 2013"
                      epoch_last="Wed May  1 17:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="28800"
                obs_have="28800"
                obs_ratio="100.00" />
          <mask elevation="10 degrees"
                obs_expected="28800"
                obs_have="28800"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="27272"
                obs_have="27272"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb121s.13o"
          error="0"
          interval="1"
          session="s">
      <control date="Wed May  1 19:38:47 2013"
               level="3">
        <file_statistics latency="00:12:19"
                         size="3098705"
                         time_creation="Wed May  1 19:18:34 2013"
                         time_modification="Wed May  1 19:12:18 2013" />
        <observations epoch_first="Wed May  1 18:00:00 2013"
                      epoch_last="Wed May  1 18:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="26657"
                obs_have="22997"
                obs_ratio="86.27" />
          <mask elevation="10 degrees"
                obs_expected="23092"
                obs_have="22948"
                obs_ratio="99.38" />
          <mask elevation="15 degrees"
                obs_expected="20883"
                obs_have="20883"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Wed May  1 19:53:33 2013"
               level="3">
        <file_statistics latency="00:12:19"
                         size="3098705"
                         time_creation="Wed May  1 19:18:34 2013"
                         time_modification="Wed May  1 19:12:18 2013" />
        <observations epoch_first="Wed May  1 18:00:00 2013"
                      epoch_last="Wed May  1 18:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="26657"
                obs_have="22997"
                obs_ratio="86.27" />
          <mask elevation="10 degrees"
                obs_expected="23092"
                obs_have="22948"
                obs_ratio="99.38" />
          <mask elevation="15 degrees"
                obs_expected="20883"
                obs_have="20883"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri May  3 00:21:36 2013"
               level="3">
        <file_statistics latency="00:12:19"
                         size="3098705"
                         time_creation="Wed May  1 19:18:34 2013"
                         time_modification="Wed May  1 19:12:18 2013" />
        <observations epoch_first="Wed May  1 18:00:00 2013"
                      epoch_last="Wed May  1 18:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="26657"
                obs_have="22997"
                obs_ratio="86.27" />
          <mask elevation="10 degrees"
                obs_expected="23092"
                obs_have="22948"
                obs_ratio="99.38" />
          <mask elevation="15 degrees"
                obs_expected="20883"
                obs_have="20883"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri May 31 08:35:40 2013"
               level="3">
        <file_statistics latency="00:12:19"
                         size="3098705"
                         time_creation="Thu May 30 01:15:38 2013"
                         time_modification="Wed May  1 19:12:18 2013" />
        <observations epoch_first="Wed May  1 18:00:00 2013"
                      epoch_last="Wed May  1 18:59:59 2013"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="26657"
                obs_have="22997"
                obs_ratio="86.27" />
          <mask elevation="10 degrees"
                obs_expected="23092"
                obs_have="22948"
                obs_ratio="99.38" />
          <mask elevation="15 degrees"
                obs_expected="20883"
                obs_have="20883"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb121t.13o"
          error="0"
          interval="1"
          session="t">
      <control date="Wed May  1 20:29:35 2013"
               level="3">
        <file_statistics latency="00:12:20"
                         size="2841193"
                         time_creation="Wed May  1 20:18:36 2013"
                         time_modification="Wed May  1 20:12:19 2013" />
        <observations epoch_first="Wed May  1 19:00:00 2013"
                      epoch_last="Wed May  1 19:59:59 2013"
                      epochs="3598"
                      epochs_ratio="99.94">
          <mask elevation="03 degrees"
                obs_expected="27822"
                obs_have="21074"
                obs_ratio="75.75" />
          <mask elevation="10 degrees"
                obs_expected="21112"
                obs_have="21032"
                obs_ratio="99.62" />
          <mask elevation="15 degrees"
                obs_expected="17222"
                obs_have="17212"
                obs_ratio="99.94" />
        </observations>
      </control>
      <control date="Wed May  1 22:23:18 2013"
               level="3">
        <file_statistics latency="00:12:20"
                         size="2841193"
                         time_creation="Wed May  1 20:18:36 2013"
                         time_modification="Wed May  1 20:12:19 2013" />
        <observations epoch_first="Wed May  1 19:00:00 2013"
                      epoch_last="Wed May  1 19:59:59 2013"
                      epochs="3598"
                      epochs_ratio="99.94">
          <mask elevation="03 degrees"
                obs_expected="27823"
                obs_have="21074"
                obs_ratio="75.74" />
          <mask elevation="10 degrees"
                obs_expected="21112"
                obs_have="21032"
                obs_ratio="99.62" />
          <mask elevation="15 degrees"
                obs_expected="17223"
                obs_have="17213"
                obs_ratio="99.94" />
        </observations>
      </control>
      <control date="Wed May  1 23:04:17 2013"
               level="3">
        <file_statistics latency="00:12:20"
                         size="2841193"
                         time_creation="Wed May  1 20:18:36 2013"
                         time_modification="Wed May  1 20:12:19 2013" />
        <observations epoch_first="Wed May  1 19:00:00 2013"
                      epoch_last="Wed May  1 19:59:59 2013"
                      epochs="3598"
                      epochs_ratio="99.94">
          <mask elevation="03 degrees"
                obs_expected="27823"
                obs_have="21074"
                obs_ratio="75.74" />
          <mask elevation="10 degrees"
                obs_expected="21112"
                obs_have="21032"
                obs_ratio="99.62" />
          <mask elevation="15 degrees"
                obs_expected="17223"
                obs_have="17213"
                obs_ratio="99.94" />
        </observations>
      </control>
      <control date="Fri May  3 00:21:36 2013"
               level="3">
        <file_statistics latency="00:12:20"
                         size="2841193"
                         time_creation="Wed May  1 20:18:36 2013"
                         time_modification="Wed May  1 20:12:19 2013" />
        <observations epoch_first="Wed May  1 19:00:00 2013"
                      epoch_last="Wed May  1 19:59:59 2013"
                      epochs="3598"
                      epochs_ratio="99.94">
          <mask elevation="03 degrees"
                obs_expected="27823"
                obs_have="21074"
                obs_ratio="75.74" />
          <mask elevation="10 degrees"
                obs_expected="21112"
                obs_have="21032"
                obs_ratio="99.62" />
          <mask elevation="15 degrees"
                obs_expected="17223"
                obs_have="17213"
                obs_ratio="99.94" />
        </observations>
      </control>
      <control date="Fri May 31 08:35:40 2013"
               level="3">
        <file_statistics latency="00:12:20"
                         size="2841193"
                         time_creation="Thu May 30 01:15:39 2013"
                         time_modification="Wed May  1 20:12:19 2013" />
        <observations epoch_first="Wed May  1 19:00:00 2013"
                      epoch_last="Wed May  1 19:59:59 2013"
                      epochs="3598"
                      epochs_ratio="99.94">
          <mask elevation="03 degrees"
                obs_expected="27823"
                obs_have="21074"
                obs_ratio="75.74" />
          <mask elevation="10 degrees"
                obs_expected="21112"
                obs_have="21032"
                obs_ratio="99.62" />
          <mask elevation="15 degrees"
                obs_expected="17223"
                obs_have="17213"
                obs_ratio="99.94" />
        </observations>
      </control>
    </file>
    <file name="/cheb121u.13o"
          error="0"
          interval="1"
          session="u">
      <control date="Wed May  1 21:39:31 2013"
               level="3">
        <file_statistics latency="00:12:22"
                         size="3246658"
                         time_creation="Wed May  1 21:18:43 2013"
                         time_modification="Wed May  1 21:12:21 2013" />
        <observations epoch_first="Wed May  1 20:00:00 2013"
                      epoch_last="Wed May  1 20:59:59 2013"
                      epochs="3580"
                      epochs_ratio="99.44">
          <mask elevation="03 degrees"
                obs_expected="26416"
                obs_have="24227"
                obs_ratio="91.71" />
          <mask elevation="10 degrees"
                obs_expected="24418"
                obs_have="24223"
                obs_ratio="99.20" />
          <mask elevation="15 degrees"
                obs_expected="19203"
                obs_have="19098"
                obs_ratio="99.45" />
        </observations>
      </control>
      <control date="Wed May  1 22:05:02 2013"
               level="3">
        <file_statistics latency="00:12:22"
                         size="3246658"
                         time_creation="Wed May  1 21:18:43 2013"
                         time_modification="Wed May  1 21:12:21 2013" />
        <observations epoch_first="Wed May  1 20:00:00 2013"
                      epoch_last="Wed May  1 20:59:59 2013"
                      epochs="3580"
                      epochs_ratio="99.44">
          <mask elevation="03 degrees"
                obs_expected="26416"
                obs_have="24227"
                obs_ratio="91.71" />
          <mask elevation="10 degrees"
                obs_expected="24418"
                obs_have="24223"
                obs_ratio="99.20" />
          <mask elevation="15 degrees"
                obs_expected="19203"
                obs_have="19098"
                obs_ratio="99.45" />
        </observations>
      </control>
      <control date="Wed May  1 23:51:59 2013"
               level="3">
        <file_statistics latency="00:12:22"
                         size="3246658"
                         time_creation="Wed May  1 21:18:43 2013"
                         time_modification="Wed May  1 21:12:21 2013" />
        <observations epoch_first="Wed May  1 20:00:00 2013"
                      epoch_last="Wed May  1 20:59:59 2013"
                      epochs="3580"
                      epochs_ratio="99.44">
          <mask elevation="03 degrees"
                obs_expected="26416"
                obs_have="24227"
                obs_ratio="91.71" />
          <mask elevation="10 degrees"
                obs_expected="24418"
                obs_have="24223"
                obs_ratio="99.20" />
          <mask elevation="15 degrees"
                obs_expected="19203"
                obs_have="19098"
                obs_ratio="99.45" />
        </observations>
      </control>
      <control date="Fri May  3 00:21:36 2013"
               level="3">
        <file_statistics latency="00:12:22"
                         size="3246658"
                         time_creation="Wed May  1 21:18:43 2013"
                         time_modification="Wed May  1 21:12:21 2013" />
        <observations epoch_first="Wed May  1 20:00:00 2013"
                      epoch_last="Wed May  1 20:59:59 2013"
                      epochs="3580"
                      epochs_ratio="99.44">
          <mask elevation="03 degrees"
                obs_expected="26416"
                obs_have="24227"
                obs_ratio="91.71" />
          <mask elevation="10 degrees"
                obs_expected="24418"
                obs_have="24223"
                obs_ratio="99.20" />
          <mask elevation="15 degrees"
                obs_expected="19203"
                obs_have="19098"
                obs_ratio="99.45" />
        </observations>
      </control>
      <control date="Fri May 31 08:35:40 2013"
               level="3">
        <file_statistics latency="00:12:22"
                         size="3246658"
                         time_creation="Thu May 30 01:15:39 2013"
                         time_modification="Wed May  1 21:12:21 2013" />
        <observations epoch_first="Wed May  1 20:00:00 2013"
                      epoch_last="Wed May  1 20:59:59 2013"
                      epochs="3580"
                      epochs_ratio="99.44">
          <mask elevation="03 degrees"
                obs_expected="26416"
                obs_have="24227"
                obs_ratio="91.71" />
          <mask elevation="10 degrees"
                obs_expected="24418"
                obs_have="24223"
                obs_ratio="99.20" />
          <mask elevation="15 degrees"
                obs_expected="19203"
                obs_have="19098"
                obs_ratio="99.45" />
        </observations>
      </control>
    </file>
    <file name="/cheb121v.13o"
          error="0"
          interval="1"
          session="v">
      <control date="Wed May  1 22:47:57 2013"
               level="3">
        <file_statistics latency="00:11:31"
                         size="3422181"
                         time_creation="Wed May  1 22:13:31 2013"
                         time_modification="Wed May  1 22:11:30 2013" />
        <observations epoch_first="Wed May  1 21:00:00 2013"
                      epoch_last="Wed May  1 21:59:59 2013"
                      epochs="3558"
                      epochs_ratio="98.83">
          <mask elevation="03 degrees"
                obs_expected="31006"
                obs_have="25574"
                obs_ratio="82.48" />
          <mask elevation="10 degrees"
                obs_expected="25936"
                obs_have="25541"
                obs_ratio="98.48" />
          <mask elevation="15 degrees"
                obs_expected="21948"
                obs_have="21696"
                obs_ratio="98.85" />
        </observations>
      </control>
      <control date="Thu May  2 00:47:48 2013"
               level="3">
        <file_statistics latency="00:11:31"
                         size="3422181"
                         time_creation="Wed May  1 22:13:31 2013"
                         time_modification="Wed May  1 22:11:30 2013" />
        <observations epoch_first="Wed May  1 21:00:00 2013"
                      epoch_last="Wed May  1 21:59:59 2013"
                      epochs="3558"
                      epochs_ratio="98.83">
          <mask elevation="03 degrees"
                obs_expected="31006"
                obs_have="25574"
                obs_ratio="82.48" />
          <mask elevation="10 degrees"
                obs_expected="25936"
                obs_have="25541"
                obs_ratio="98.48" />
          <mask elevation="15 degrees"
                obs_expected="21948"
                obs_have="21696"
                obs_ratio="98.85" />
        </observations>
      </control>
      <control date="Fri May  3 00:21:36 2013"
               level="3">
        <file_statistics latency="00:11:31"
                         size="3422181"
                         time_creation="Wed May  1 22:13:31 2013"
                         time_modification="Wed May  1 22:11:30 2013" />
        <observations epoch_first="Wed May  1 21:00:00 2013"
                      epoch_last="Wed May  1 21:59:59 2013"
                      epochs="3558"
                      epochs_ratio="98.83">
          <mask elevation="03 degrees"
                obs_expected="31006"
                obs_have="25574"
                obs_ratio="82.48" />
          <mask elevation="10 degrees"
                obs_expected="25936"
                obs_have="25541"
                obs_ratio="98.48" />
          <mask elevation="15 degrees"
                obs_expected="21948"
                obs_have="21696"
                obs_ratio="98.85" />
        </observations>
      </control>
      <control date="Fri May 31 08:35:40 2013"
               level="3">
        <file_statistics latency="00:11:31"
                         size="3422181"
                         time_creation="Thu May 30 01:15:40 2013"
                         time_modification="Wed May  1 22:11:30 2013" />
        <observations epoch_first="Wed May  1 21:00:00 2013"
                      epoch_last="Wed May  1 21:59:59 2013"
                      epochs="3558"
                      epochs_ratio="98.83">
          <mask elevation="03 degrees"
                obs_expected="31006"
                obs_have="25574"
                obs_ratio="82.48" />
          <mask elevation="10 degrees"
                obs_expected="25936"
                obs_have="25541"
                obs_ratio="98.48" />
          <mask elevation="15 degrees"
                obs_expected="21948"
                obs_have="21696"
                obs_ratio="98.85" />
        </observations>
      </control>
    </file>
    <file name="/cheb121w.13o"
          error="0"
          interval="1"
          session="w">
      <control date="Wed May  1 23:25:31 2013"
               level="3">
        <file_statistics latency="00:10:51"
                         size="3764647"
                         time_creation="Wed May  1 23:15:00 2013"
                         time_modification="Wed May  1 23:10:50 2013" />
        <observations epoch_first="Wed May  1 22:00:00 2013"
                      epoch_last="Wed May  1 22:59:59 2013"
                      epochs="3545"
                      epochs_ratio="98.47">
          <mask elevation="03 degrees"
                obs_expected="30941"
                obs_have="28254"
                obs_ratio="91.32" />
          <mask elevation="10 degrees"
                obs_expected="28699"
                obs_have="28231"
                obs_ratio="98.37" />
          <mask elevation="15 degrees"
                obs_expected="25493"
                obs_have="25102"
                obs_ratio="98.47" />
        </observations>
      </control>
      <control date="Thu May  2 00:05:48 2013"
               level="3">
        <file_statistics latency="00:10:51"
                         size="3764647"
                         time_creation="Wed May  1 23:15:00 2013"
                         time_modification="Wed May  1 23:10:50 2013" />
        <observations epoch_first="Wed May  1 22:00:00 2013"
                      epoch_last="Wed May  1 22:59:59 2013"
                      epochs="3545"
                      epochs_ratio="98.47">
          <mask elevation="03 degrees"
                obs_expected="30941"
                obs_have="28254"
                obs_ratio="91.32" />
          <mask elevation="10 degrees"
                obs_expected="28699"
                obs_have="28231"
                obs_ratio="98.37" />
          <mask elevation="15 degrees"
                obs_expected="25493"
                obs_have="25102"
                obs_ratio="98.47" />
        </observations>
      </control>
      <control date="Thu May  2 01:40:34 2013"
               level="3">
        <file_statistics latency="00:10:51"
                         size="3764647"
                         time_creation="Wed May  1 23:15:00 2013"
                         time_modification="Wed May  1 23:10:50 2013" />
        <observations epoch_first="Wed May  1 22:00:00 2013"
                      epoch_last="Wed May  1 22:59:59 2013"
                      epochs="3545"
                      epochs_ratio="98.47">
          <mask elevation="03 degrees"
                obs_expected="30941"
                obs_have="28254"
                obs_ratio="91.32" />
          <mask elevation="10 degrees"
                obs_expected="28699"
                obs_have="28231"
                obs_ratio="98.37" />
          <mask elevation="15 degrees"
                obs_expected="25493"
                obs_have="25102"
                obs_ratio="98.47" />
        </observations>
      </control>
      <control date="Fri May  3 00:21:36 2013"
               level="3">
        <file_statistics latency="00:10:51"
                         size="3764647"
                         time_creation="Wed May  1 23:15:00 2013"
                         time_modification="Wed May  1 23:10:50 2013" />
        <observations epoch_first="Wed May  1 22:00:00 2013"
                      epoch_last="Wed May  1 22:59:59 2013"
                      epochs="3545"
                      epochs_ratio="98.47">
          <mask elevation="03 degrees"
                obs_expected="30941"
                obs_have="28254"
                obs_ratio="91.32" />
          <mask elevation="10 degrees"
                obs_expected="28699"
                obs_have="28231"
                obs_ratio="98.37" />
          <mask elevation="15 degrees"
                obs_expected="25493"
                obs_have="25102"
                obs_ratio="98.47" />
        </observations>
      </control>
      <control date="Fri May 31 08:35:40 2013"
               level="3">
        <file_statistics latency="00:10:51"
                         size="3764647"
                         time_creation="Thu May 30 01:15:41 2013"
                         time_modification="Wed May  1 23:10:50 2013" />
        <observations epoch_first="Wed May  1 22:00:00 2013"
                      epoch_last="Wed May  1 22:59:59 2013"
                      epochs="3545"
                      epochs_ratio="98.47">
          <mask elevation="03 degrees"
                obs_expected="30941"
                obs_have="28254"
                obs_ratio="91.32" />
          <mask elevation="10 degrees"
                obs_expected="28699"
                obs_have="28231"
                obs_ratio="98.37" />
          <mask elevation="15 degrees"
                obs_expected="25493"
                obs_have="25102"
                obs_ratio="98.47" />
        </observations>
      </control>
    </file>
    <file name="/cheb121x.13o"
          error="0"
          interval="1"
          session="x">
      <control date="Thu May  2 01:03:37 2013"
               level="3">
        <file_statistics latency="00:26:29"
                         size="4272115"
                         time_creation="Thu May  2 00:34:25 2013"
                         time_modification="Thu May  2 00:26:28 2013" />
        <observations epoch_first="Wed May  1 23:00:00 2013"
                      epoch_last="Wed May  1 23:59:59 2013"
                      epochs="3541"
                      epochs_ratio="98.36">
          <mask elevation="03 degrees"
                obs_expected="35375"
                obs_have="32181"
                obs_ratio="90.97" />
          <mask elevation="10 degrees"
                obs_expected="32789"
                obs_have="32181"
                obs_ratio="98.15" />
          <mask elevation="15 degrees"
                obs_expected="28728"
                obs_have="28257"
                obs_ratio="98.36" />
        </observations>
      </control>
      <control date="Thu May  2 02:46:34 2013"
               level="3">
        <file_statistics latency="00:26:29"
                         size="4272115"
                         time_creation="Thu May  2 00:34:25 2013"
                         time_modification="Thu May  2 00:26:28 2013" />
        <observations epoch_first="Wed May  1 23:00:00 2013"
                      epoch_last="Wed May  1 23:59:59 2013"
                      epochs="3541"
                      epochs_ratio="98.36">
          <mask elevation="03 degrees"
                obs_expected="35375"
                obs_have="32181"
                obs_ratio="90.97" />
          <mask elevation="10 degrees"
                obs_expected="32789"
                obs_have="32181"
                obs_ratio="98.15" />
          <mask elevation="15 degrees"
                obs_expected="28728"
                obs_have="28257"
                obs_ratio="98.36" />
        </observations>
      </control>
      <control date="Fri May  3 00:21:36 2013"
               level="3">
        <file_statistics latency="00:26:29"
                         size="4272115"
                         time_creation="Thu May  2 00:34:25 2013"
                         time_modification="Thu May  2 00:26:28 2013" />
        <observations epoch_first="Wed May  1 23:00:00 2013"
                      epoch_last="Wed May  1 23:59:59 2013"
                      epochs="3541"
                      epochs_ratio="98.36">
          <mask elevation="03 degrees"
                obs_expected="35375"
                obs_have="32181"
                obs_ratio="90.97" />
          <mask elevation="10 degrees"
                obs_expected="32789"
                obs_have="32181"
                obs_ratio="98.15" />
          <mask elevation="15 degrees"
                obs_expected="28728"
                obs_have="28257"
                obs_ratio="98.36" />
        </observations>
      </control>
      <control date="Fri May 31 08:35:40 2013"
               level="3">
        <file_statistics latency="00:26:29"
                         size="4272115"
                         time_creation="Thu May 30 01:15:41 2013"
                         time_modification="Thu May  2 00:26:28 2013" />
        <observations epoch_first="Wed May  1 23:00:00 2013"
                      epoch_last="Wed May  1 23:59:59 2013"
                      epochs="3541"
                      epochs_ratio="98.36">
          <mask elevation="03 degrees"
                obs_expected="35375"
                obs_have="32181"
                obs_ratio="90.97" />
          <mask elevation="10 degrees"
                obs_expected="32789"
                obs_have="32181"
                obs_ratio="98.15" />
          <mask elevation="15 degrees"
                obs_expected="28728"
                obs_have="28257"
                obs_ratio="98.36" />
        </observations>
      </control>
    </file>
  </station>
</QC>
