<QC Comment="Quality check run by the RGP Dream Team"
    Date="2012-06-01 00:00:00"
    DayOfYear="153"
    Year="2012">
  <station name="CHEB">
    <file name="/cheb1530.12o"
          error="0"
          interval="30"
          session="0">
      <control date="Sun Jun  3 01:41:44 2012"
               level="3">
        <file_statistics latency="02:31:33"
                         size="3118730"
                         time_creation="Sat Jun  2 01:35:24 2012"
                         time_modification="Sat Jun  2 01:31:03 2012" />
        <observations epoch_first="Fri Jun  1 00:00:00 2012"
                      epoch_last="Fri Jun  1 22:59:30 2012"
                      epochs="2759"
                      epochs_ratio="95.80">
          <mask elevation="03 degrees"
                obs_expected="28067"
                obs_have="23426"
                obs_ratio="83.46" />
          <mask elevation="10 degrees"
                obs_expected="23456"
                obs_have="23407"
                obs_ratio="99.79" />
          <mask elevation="15 degrees"
                obs_expected="20748"
                obs_have="20743"
                obs_ratio="99.98" />
        </observations>
      </control>
    </file>
    <file name="/cheb153a.12o"
          error="0"
          interval="1"
          session="a">
      <control date="Fri Jun  1 01:20:38 2012"
               level="3">
        <file_statistics latency="00:10:19"
                         size="4567920"
                         time_creation="Fri Jun  1 01:13:07 2012"
                         time_modification="Fri Jun  1 01:10:18 2012" />
        <observations epoch_first="Fri Jun  1 00:00:00 2012"
                      epoch_last="Fri Jun  1 00:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36689"
                obs_have="34463"
                obs_ratio="93.93" />
          <mask elevation="10 degrees"
                obs_expected="34497"
                obs_have="34455"
                obs_ratio="99.88" />
          <mask elevation="15 degrees"
                obs_expected="31959"
                obs_have="31959"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 01:52:39 2012"
               level="3">
        <file_statistics latency="00:10:19"
                         size="4567920"
                         time_creation="Fri Jun  1 01:13:07 2012"
                         time_modification="Fri Jun  1 01:10:18 2012" />
        <observations epoch_first="Fri Jun  1 00:00:00 2012"
                      epoch_last="Fri Jun  1 00:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36689"
                obs_have="34463"
                obs_ratio="93.93" />
          <mask elevation="10 degrees"
                obs_expected="34497"
                obs_have="34455"
                obs_ratio="99.88" />
          <mask elevation="15 degrees"
                obs_expected="31959"
                obs_have="31959"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 03:42:20 2012"
               level="3">
        <file_statistics latency="00:10:19"
                         size="4567920"
                         time_creation="Fri Jun  1 01:13:07 2012"
                         time_modification="Fri Jun  1 01:10:18 2012" />
        <observations epoch_first="Fri Jun  1 00:00:00 2012"
                      epoch_last="Fri Jun  1 00:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36689"
                obs_have="34463"
                obs_ratio="93.93" />
          <mask elevation="10 degrees"
                obs_expected="34497"
                obs_have="34455"
                obs_ratio="99.88" />
          <mask elevation="15 degrees"
                obs_expected="31959"
                obs_have="31959"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Jun  2 23:29:36 2012"
               level="3">
        <file_statistics latency="00:10:19"
                         size="4567920"
                         time_creation="Fri Jun  1 01:13:07 2012"
                         time_modification="Fri Jun  1 01:10:18 2012" />
        <observations epoch_first="Fri Jun  1 00:00:00 2012"
                      epoch_last="Fri Jun  1 00:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36689"
                obs_have="34463"
                obs_ratio="93.93" />
          <mask elevation="10 degrees"
                obs_expected="34497"
                obs_have="34455"
                obs_ratio="99.88" />
          <mask elevation="15 degrees"
                obs_expected="31959"
                obs_have="31959"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb153b.12o"
          error="0"
          interval="1"
          session="b">
      <control date="Fri Jun  1 02:21:10 2012"
               level="3">
        <file_statistics latency="00:10:18"
                         size="4391657"
                         time_creation="Fri Jun  1 02:13:08 2012"
                         time_modification="Fri Jun  1 02:10:17 2012" />
        <observations epoch_first="Fri Jun  1 01:00:00 2012"
                      epoch_last="Fri Jun  1 01:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36783"
                obs_have="33101"
                obs_ratio="89.99" />
          <mask elevation="10 degrees"
                obs_expected="33101"
                obs_have="33074"
                obs_ratio="99.92" />
          <mask elevation="15 degrees"
                obs_expected="30057"
                obs_have="30057"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 02:49:26 2012"
               level="3">
        <file_statistics latency="00:10:18"
                         size="4391657"
                         time_creation="Fri Jun  1 02:13:08 2012"
                         time_modification="Fri Jun  1 02:10:17 2012" />
        <observations epoch_first="Fri Jun  1 01:00:00 2012"
                      epoch_last="Fri Jun  1 01:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36783"
                obs_have="33101"
                obs_ratio="89.99" />
          <mask elevation="10 degrees"
                obs_expected="33101"
                obs_have="33074"
                obs_ratio="99.92" />
          <mask elevation="15 degrees"
                obs_expected="30057"
                obs_have="30057"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 04:48:15 2012"
               level="3">
        <file_statistics latency="00:10:18"
                         size="4391657"
                         time_creation="Fri Jun  1 02:13:08 2012"
                         time_modification="Fri Jun  1 02:10:17 2012" />
        <observations epoch_first="Fri Jun  1 01:00:00 2012"
                      epoch_last="Fri Jun  1 01:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36783"
                obs_have="33101"
                obs_ratio="89.99" />
          <mask elevation="10 degrees"
                obs_expected="33101"
                obs_have="33074"
                obs_ratio="99.92" />
          <mask elevation="15 degrees"
                obs_expected="30057"
                obs_have="30057"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Jun  2 23:29:36 2012"
               level="3">
        <file_statistics latency="00:10:18"
                         size="4391657"
                         time_creation="Fri Jun  1 02:13:08 2012"
                         time_modification="Fri Jun  1 02:10:17 2012" />
        <observations epoch_first="Fri Jun  1 01:00:00 2012"
                      epoch_last="Fri Jun  1 01:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36783"
                obs_have="33101"
                obs_ratio="89.99" />
          <mask elevation="10 degrees"
                obs_expected="33101"
                obs_have="33074"
                obs_ratio="99.92" />
          <mask elevation="15 degrees"
                obs_expected="30057"
                obs_have="30057"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb153c.12o"
          error="0"
          interval="1"
          session="c">
      <control date="Fri Jun  1 03:25:15 2012"
               level="3">
        <file_statistics latency="00:10:17"
                         size="4206011"
                         time_creation="Fri Jun  1 03:13:08 2012"
                         time_modification="Fri Jun  1 03:10:16 2012" />
        <observations epoch_first="Fri Jun  1 02:00:00 2012"
                      epoch_last="Fri Jun  1 02:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34746"
                obs_have="31654"
                obs_ratio="91.10" />
          <mask elevation="10 degrees"
                obs_expected="31668"
                obs_have="31623"
                obs_ratio="99.86" />
          <mask elevation="15 degrees"
                obs_expected="27821"
                obs_have="27821"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 04:00:55 2012"
               level="3">
        <file_statistics latency="00:10:17"
                         size="4206011"
                         time_creation="Fri Jun  1 03:13:08 2012"
                         time_modification="Fri Jun  1 03:10:16 2012" />
        <observations epoch_first="Fri Jun  1 02:00:00 2012"
                      epoch_last="Fri Jun  1 02:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34746"
                obs_have="31654"
                obs_ratio="91.10" />
          <mask elevation="10 degrees"
                obs_expected="31668"
                obs_have="31623"
                obs_ratio="99.86" />
          <mask elevation="15 degrees"
                obs_expected="27821"
                obs_have="27821"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 05:59:48 2012"
               level="3">
        <file_statistics latency="00:10:17"
                         size="4206011"
                         time_creation="Fri Jun  1 03:13:08 2012"
                         time_modification="Fri Jun  1 03:10:16 2012" />
        <observations epoch_first="Fri Jun  1 02:00:00 2012"
                      epoch_last="Fri Jun  1 02:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34746"
                obs_have="31654"
                obs_ratio="91.10" />
          <mask elevation="10 degrees"
                obs_expected="31668"
                obs_have="31623"
                obs_ratio="99.86" />
          <mask elevation="15 degrees"
                obs_expected="27821"
                obs_have="27821"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Jun  2 23:29:36 2012"
               level="3">
        <file_statistics latency="00:10:17"
                         size="4206011"
                         time_creation="Fri Jun  1 03:13:08 2012"
                         time_modification="Fri Jun  1 03:10:16 2012" />
        <observations epoch_first="Fri Jun  1 02:00:00 2012"
                      epoch_last="Fri Jun  1 02:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34746"
                obs_have="31654"
                obs_ratio="91.10" />
          <mask elevation="10 degrees"
                obs_expected="31668"
                obs_have="31623"
                obs_ratio="99.86" />
          <mask elevation="15 degrees"
                obs_expected="27821"
                obs_have="27821"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb153d.12o"
          error="0"
          interval="1"
          session="d">
      <control date="Fri Jun  1 04:26:45 2012"
               level="3">
        <file_statistics latency="00:10:18"
                         size="3899636"
                         time_creation="Fri Jun  1 04:13:28 2012"
                         time_modification="Fri Jun  1 04:10:17 2012" />
        <observations epoch_first="Fri Jun  1 03:00:00 2012"
                      epoch_last="Fri Jun  1 03:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32571"
                obs_have="29279"
                obs_ratio="89.89" />
          <mask elevation="10 degrees"
                obs_expected="29319"
                obs_have="29257"
                obs_ratio="99.79" />
          <mask elevation="15 degrees"
                obs_expected="27169"
                obs_have="27169"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 05:03:33 2012"
               level="3">
        <file_statistics latency="00:10:18"
                         size="3899636"
                         time_creation="Fri Jun  1 04:13:28 2012"
                         time_modification="Fri Jun  1 04:10:17 2012" />
        <observations epoch_first="Fri Jun  1 03:00:00 2012"
                      epoch_last="Fri Jun  1 03:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32571"
                obs_have="29279"
                obs_ratio="89.89" />
          <mask elevation="10 degrees"
                obs_expected="29319"
                obs_have="29257"
                obs_ratio="99.79" />
          <mask elevation="15 degrees"
                obs_expected="27169"
                obs_have="27169"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 06:55:04 2012"
               level="3">
        <file_statistics latency="00:10:18"
                         size="3899636"
                         time_creation="Fri Jun  1 04:13:28 2012"
                         time_modification="Fri Jun  1 04:10:17 2012" />
        <observations epoch_first="Fri Jun  1 03:00:00 2012"
                      epoch_last="Fri Jun  1 03:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32571"
                obs_have="29279"
                obs_ratio="89.89" />
          <mask elevation="10 degrees"
                obs_expected="29319"
                obs_have="29257"
                obs_ratio="99.79" />
          <mask elevation="15 degrees"
                obs_expected="27169"
                obs_have="27169"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Jun  2 23:29:36 2012"
               level="3">
        <file_statistics latency="00:10:18"
                         size="3899636"
                         time_creation="Fri Jun  1 04:13:28 2012"
                         time_modification="Fri Jun  1 04:10:17 2012" />
        <observations epoch_first="Fri Jun  1 03:00:00 2012"
                      epoch_last="Fri Jun  1 03:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32571"
                obs_have="29279"
                obs_ratio="89.89" />
          <mask elevation="10 degrees"
                obs_expected="29319"
                obs_have="29257"
                obs_ratio="99.79" />
          <mask elevation="15 degrees"
                obs_expected="27169"
                obs_have="27169"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb153e.12o"
          error="0"
          interval="1"
          session="e">
      <control date="Fri Jun  1 05:33:30 2012"
               level="3">
        <file_statistics latency="00:10:19"
                         size="4418345"
                         time_creation="Fri Jun  1 05:13:13 2012"
                         time_modification="Fri Jun  1 05:10:18 2012" />
        <observations epoch_first="Fri Jun  1 04:00:00 2012"
                      epoch_last="Fri Jun  1 04:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36645"
                obs_have="33300"
                obs_ratio="90.87" />
          <mask elevation="10 degrees"
                obs_expected="33338"
                obs_have="33286"
                obs_ratio="99.84" />
          <mask elevation="15 degrees"
                obs_expected="31330"
                obs_have="31330"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 08:07:16 2012"
               level="3">
        <file_statistics latency="00:10:19"
                         size="4418345"
                         time_creation="Fri Jun  1 05:13:13 2012"
                         time_modification="Fri Jun  1 05:10:18 2012" />
        <observations epoch_first="Fri Jun  1 04:00:00 2012"
                      epoch_last="Fri Jun  1 04:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36645"
                obs_have="33300"
                obs_ratio="90.87" />
          <mask elevation="10 degrees"
                obs_expected="33338"
                obs_have="33286"
                obs_ratio="99.84" />
          <mask elevation="15 degrees"
                obs_expected="31330"
                obs_have="31330"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Jun  2 23:29:36 2012"
               level="3">
        <file_statistics latency="00:10:19"
                         size="4418345"
                         time_creation="Fri Jun  1 05:13:13 2012"
                         time_modification="Fri Jun  1 05:10:18 2012" />
        <observations epoch_first="Fri Jun  1 04:00:00 2012"
                      epoch_last="Fri Jun  1 04:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36645"
                obs_have="33300"
                obs_ratio="90.87" />
          <mask elevation="10 degrees"
                obs_expected="33338"
                obs_have="33286"
                obs_ratio="99.84" />
          <mask elevation="15 degrees"
                obs_expected="31330"
                obs_have="31330"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb153f.12o"
          error="0"
          interval="1"
          session="f">
      <control date="Fri Jun  1 06:32:05 2012"
               level="3">
        <file_statistics latency="00:09:24"
                         size="4216217"
                         time_creation="Fri Jun  1 06:13:19 2012"
                         time_modification="Fri Jun  1 06:09:23 2012" />
        <observations epoch_first="Fri Jun  1 05:00:00 2012"
                      epoch_last="Fri Jun  1 05:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36772"
                obs_have="31741"
                obs_ratio="86.32" />
          <mask elevation="10 degrees"
                obs_expected="31747"
                obs_have="31712"
                obs_ratio="99.89" />
          <mask elevation="15 degrees"
                obs_expected="27089"
                obs_have="27089"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Jun  2 23:29:36 2012"
               level="3">
        <file_statistics latency="00:09:24"
                         size="4216217"
                         time_creation="Fri Jun  1 06:13:19 2012"
                         time_modification="Fri Jun  1 06:09:23 2012" />
        <observations epoch_first="Fri Jun  1 05:00:00 2012"
                      epoch_last="Fri Jun  1 05:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36772"
                obs_have="31741"
                obs_ratio="86.32" />
          <mask elevation="10 degrees"
                obs_expected="31747"
                obs_have="31712"
                obs_ratio="99.89" />
          <mask elevation="15 degrees"
                obs_expected="27089"
                obs_have="27089"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb153g.12o"
          error="0"
          interval="1"
          session="g">
      <control date="Fri Jun  1 07:37:12 2012"
               level="3">
        <file_statistics latency="00:10:19"
                         size="3979279"
                         time_creation="Fri Jun  1 07:13:31 2012"
                         time_modification="Fri Jun  1 07:10:18 2012" />
        <observations epoch_first="Fri Jun  1 06:00:00 2012"
                      epoch_last="Fri Jun  1 06:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34442"
                obs_have="29885"
                obs_ratio="86.77" />
          <mask elevation="10 degrees"
                obs_expected="29967"
                obs_have="29881"
                obs_ratio="99.71" />
          <mask elevation="15 degrees"
                obs_expected="26149"
                obs_have="26149"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 09:14:16 2012"
               level="3">
        <file_statistics latency="00:10:19"
                         size="3979279"
                         time_creation="Fri Jun  1 07:13:31 2012"
                         time_modification="Fri Jun  1 07:10:18 2012" />
        <observations epoch_first="Fri Jun  1 06:00:00 2012"
                      epoch_last="Fri Jun  1 06:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34442"
                obs_have="29885"
                obs_ratio="86.77" />
          <mask elevation="10 degrees"
                obs_expected="29967"
                obs_have="29881"
                obs_ratio="99.71" />
          <mask elevation="15 degrees"
                obs_expected="26149"
                obs_have="26149"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Jun  2 23:29:36 2012"
               level="3">
        <file_statistics latency="00:10:19"
                         size="3979279"
                         time_creation="Fri Jun  1 07:13:31 2012"
                         time_modification="Fri Jun  1 07:10:18 2012" />
        <observations epoch_first="Fri Jun  1 06:00:00 2012"
                      epoch_last="Fri Jun  1 06:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34442"
                obs_have="29885"
                obs_ratio="86.77" />
          <mask elevation="10 degrees"
                obs_expected="29967"
                obs_have="29881"
                obs_ratio="99.71" />
          <mask elevation="15 degrees"
                obs_expected="26149"
                obs_have="26149"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb153h.12o"
          error="0"
          interval="1"
          session="h">
      <control date="Fri Jun  1 08:31:05 2012"
               level="3">
        <file_statistics latency="00:10:55"
                         size="4423536"
                         time_creation="Fri Jun  1 08:13:28 2012"
                         time_modification="Fri Jun  1 08:10:54 2012" />
        <observations epoch_first="Fri Jun  1 07:00:00 2012"
                      epoch_last="Fri Jun  1 07:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34563"
                obs_have="33349"
                obs_ratio="96.49" />
          <mask elevation="10 degrees"
                obs_expected="33378"
                obs_have="33336"
                obs_ratio="99.87" />
          <mask elevation="15 degrees"
                obs_expected="28193"
                obs_have="28193"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 08:56:53 2012"
               level="3">
        <file_statistics latency="00:10:55"
                         size="4423536"
                         time_creation="Fri Jun  1 08:13:28 2012"
                         time_modification="Fri Jun  1 08:10:54 2012" />
        <observations epoch_first="Fri Jun  1 07:00:00 2012"
                      epoch_last="Fri Jun  1 07:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34563"
                obs_have="33349"
                obs_ratio="96.49" />
          <mask elevation="10 degrees"
                obs_expected="33378"
                obs_have="33336"
                obs_ratio="99.87" />
          <mask elevation="15 degrees"
                obs_expected="28193"
                obs_have="28193"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 10:08:53 2012"
               level="3">
        <file_statistics latency="00:10:55"
                         size="4423536"
                         time_creation="Fri Jun  1 08:13:28 2012"
                         time_modification="Fri Jun  1 08:10:54 2012" />
        <observations epoch_first="Fri Jun  1 07:00:00 2012"
                      epoch_last="Fri Jun  1 07:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34563"
                obs_have="33349"
                obs_ratio="96.49" />
          <mask elevation="10 degrees"
                obs_expected="33378"
                obs_have="33336"
                obs_ratio="99.87" />
          <mask elevation="15 degrees"
                obs_expected="28193"
                obs_have="28193"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 10:40:04 2012"
               level="3">
        <file_statistics latency="00:10:55"
                         size="4423536"
                         time_creation="Fri Jun  1 08:13:28 2012"
                         time_modification="Fri Jun  1 08:10:54 2012" />
        <observations epoch_first="Fri Jun  1 07:00:00 2012"
                      epoch_last="Fri Jun  1 07:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34563"
                obs_have="33349"
                obs_ratio="96.49" />
          <mask elevation="10 degrees"
                obs_expected="33378"
                obs_have="33336"
                obs_ratio="99.87" />
          <mask elevation="15 degrees"
                obs_expected="28193"
                obs_have="28193"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Jun  2 23:29:36 2012"
               level="3">
        <file_statistics latency="00:10:55"
                         size="4423536"
                         time_creation="Fri Jun  1 08:13:28 2012"
                         time_modification="Fri Jun  1 08:10:54 2012" />
        <observations epoch_first="Fri Jun  1 07:00:00 2012"
                      epoch_last="Fri Jun  1 07:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34563"
                obs_have="33349"
                obs_ratio="96.49" />
          <mask elevation="10 degrees"
                obs_expected="33378"
                obs_have="33336"
                obs_ratio="99.87" />
          <mask elevation="15 degrees"
                obs_expected="28193"
                obs_have="28193"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb153i.12o"
          error="0"
          interval="1"
          session="i">
      <control date="Fri Jun  1 09:29:15 2012"
               level="3">
        <file_statistics latency="00:09:03"
                         size="3778520"
                         time_creation="Fri Jun  1 09:13:47 2012"
                         time_modification="Fri Jun  1 09:09:02 2012" />
        <observations epoch_first="Fri Jun  1 08:00:00 2012"
                      epoch_last="Fri Jun  1 08:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33595"
                obs_have="28348"
                obs_ratio="84.38" />
          <mask elevation="10 degrees"
                obs_expected="28322"
                obs_have="28298"
                obs_ratio="99.92" />
          <mask elevation="15 degrees"
                obs_expected="26773"
                obs_have="26773"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 09:46:10 2012"
               level="3">
        <file_statistics latency="00:09:03"
                         size="3778520"
                         time_creation="Fri Jun  1 09:13:47 2012"
                         time_modification="Fri Jun  1 09:09:02 2012" />
        <observations epoch_first="Fri Jun  1 08:00:00 2012"
                      epoch_last="Fri Jun  1 08:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33595"
                obs_have="28348"
                obs_ratio="84.38" />
          <mask elevation="10 degrees"
                obs_expected="28322"
                obs_have="28298"
                obs_ratio="99.92" />
          <mask elevation="15 degrees"
                obs_expected="26773"
                obs_have="26773"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 09:58:49 2012"
               level="3">
        <file_statistics latency="00:09:03"
                         size="3778520"
                         time_creation="Fri Jun  1 09:13:47 2012"
                         time_modification="Fri Jun  1 09:09:02 2012" />
        <observations epoch_first="Fri Jun  1 08:00:00 2012"
                      epoch_last="Fri Jun  1 08:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33595"
                obs_have="28348"
                obs_ratio="84.38" />
          <mask elevation="10 degrees"
                obs_expected="28322"
                obs_have="28298"
                obs_ratio="99.92" />
          <mask elevation="15 degrees"
                obs_expected="26773"
                obs_have="26773"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 11:36:06 2012"
               level="3">
        <file_statistics latency="00:09:03"
                         size="3778520"
                         time_creation="Fri Jun  1 09:13:47 2012"
                         time_modification="Fri Jun  1 09:09:02 2012" />
        <observations epoch_first="Fri Jun  1 08:00:00 2012"
                      epoch_last="Fri Jun  1 08:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33595"
                obs_have="28348"
                obs_ratio="84.38" />
          <mask elevation="10 degrees"
                obs_expected="28322"
                obs_have="28298"
                obs_ratio="99.92" />
          <mask elevation="15 degrees"
                obs_expected="26773"
                obs_have="26773"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Jun  2 23:29:36 2012"
               level="3">
        <file_statistics latency="00:09:03"
                         size="3778520"
                         time_creation="Fri Jun  1 09:13:47 2012"
                         time_modification="Fri Jun  1 09:09:02 2012" />
        <observations epoch_first="Fri Jun  1 08:00:00 2012"
                      epoch_last="Fri Jun  1 08:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33595"
                obs_have="28348"
                obs_ratio="84.38" />
          <mask elevation="10 degrees"
                obs_expected="28322"
                obs_have="28298"
                obs_ratio="99.92" />
          <mask elevation="15 degrees"
                obs_expected="26773"
                obs_have="26773"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb153j.12o"
          error="0"
          interval="1"
          session="j">
      <control date="Fri Jun  1 10:22:35 2012"
               level="3">
        <file_statistics latency="00:09:25"
                         size="3716538"
                         time_creation="Fri Jun  1 10:13:27 2012"
                         time_modification="Fri Jun  1 10:09:24 2012" />
        <observations epoch_first="Fri Jun  1 09:00:00 2012"
                      epoch_last="Fri Jun  1 09:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34865"
                obs_have="27850"
                obs_ratio="79.88" />
          <mask elevation="10 degrees"
                obs_expected="27929"
                obs_have="27835"
                obs_ratio="99.66" />
          <mask elevation="15 degrees"
                obs_expected="23828"
                obs_have="23828"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 10:54:59 2012"
               level="3">
        <file_statistics latency="00:09:25"
                         size="3716538"
                         time_creation="Fri Jun  1 10:13:27 2012"
                         time_modification="Fri Jun  1 10:09:24 2012" />
        <observations epoch_first="Fri Jun  1 09:00:00 2012"
                      epoch_last="Fri Jun  1 09:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34865"
                obs_have="27850"
                obs_ratio="79.88" />
          <mask elevation="10 degrees"
                obs_expected="27929"
                obs_have="27835"
                obs_ratio="99.66" />
          <mask elevation="15 degrees"
                obs_expected="23828"
                obs_have="23828"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 12:36:42 2012"
               level="3">
        <file_statistics latency="00:09:25"
                         size="3716538"
                         time_creation="Fri Jun  1 10:13:27 2012"
                         time_modification="Fri Jun  1 10:09:24 2012" />
        <observations epoch_first="Fri Jun  1 09:00:00 2012"
                      epoch_last="Fri Jun  1 09:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34865"
                obs_have="27850"
                obs_ratio="79.88" />
          <mask elevation="10 degrees"
                obs_expected="27929"
                obs_have="27835"
                obs_ratio="99.66" />
          <mask elevation="15 degrees"
                obs_expected="23828"
                obs_have="23828"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Jun  2 23:29:36 2012"
               level="3">
        <file_statistics latency="00:09:25"
                         size="3716538"
                         time_creation="Fri Jun  1 10:13:27 2012"
                         time_modification="Fri Jun  1 10:09:24 2012" />
        <observations epoch_first="Fri Jun  1 09:00:00 2012"
                      epoch_last="Fri Jun  1 09:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34865"
                obs_have="27850"
                obs_ratio="79.88" />
          <mask elevation="10 degrees"
                obs_expected="27929"
                obs_have="27835"
                obs_ratio="99.66" />
          <mask elevation="15 degrees"
                obs_expected="23828"
                obs_have="23828"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb153k.12o"
          error="0"
          interval="1"
          session="k">
      <control date="Fri Jun  1 11:20:26 2012"
               level="3">
        <file_statistics latency="00:08:27"
                         size="3923759"
                         time_creation="Fri Jun  1 11:13:42 2012"
                         time_modification="Fri Jun  1 11:08:26 2012" />
        <observations epoch_first="Fri Jun  1 10:00:00 2012"
                      epoch_last="Fri Jun  1 10:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34517"
                obs_have="29466"
                obs_ratio="85.37" />
          <mask elevation="10 degrees"
                obs_expected="29485"
                obs_have="29428"
                obs_ratio="99.81" />
          <mask elevation="15 degrees"
                obs_expected="23089"
                obs_have="23089"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 11:45:59 2012"
               level="3">
        <file_statistics latency="00:08:27"
                         size="3923759"
                         time_creation="Fri Jun  1 11:13:42 2012"
                         time_modification="Fri Jun  1 11:08:26 2012" />
        <observations epoch_first="Fri Jun  1 10:00:00 2012"
                      epoch_last="Fri Jun  1 10:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34517"
                obs_have="29466"
                obs_ratio="85.37" />
          <mask elevation="10 degrees"
                obs_expected="29485"
                obs_have="29428"
                obs_ratio="99.81" />
          <mask elevation="15 degrees"
                obs_expected="23089"
                obs_have="23089"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 13:36:13 2012"
               level="3">
        <file_statistics latency="00:08:27"
                         size="3923759"
                         time_creation="Fri Jun  1 11:13:42 2012"
                         time_modification="Fri Jun  1 11:08:26 2012" />
        <observations epoch_first="Fri Jun  1 10:00:00 2012"
                      epoch_last="Fri Jun  1 10:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34517"
                obs_have="29466"
                obs_ratio="85.37" />
          <mask elevation="10 degrees"
                obs_expected="29485"
                obs_have="29428"
                obs_ratio="99.81" />
          <mask elevation="15 degrees"
                obs_expected="23089"
                obs_have="23089"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Jun  2 23:29:36 2012"
               level="3">
        <file_statistics latency="00:08:27"
                         size="3923759"
                         time_creation="Fri Jun  1 11:13:42 2012"
                         time_modification="Fri Jun  1 11:08:26 2012" />
        <observations epoch_first="Fri Jun  1 10:00:00 2012"
                      epoch_last="Fri Jun  1 10:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="34517"
                obs_have="29466"
                obs_ratio="85.37" />
          <mask elevation="10 degrees"
                obs_expected="29485"
                obs_have="29428"
                obs_ratio="99.81" />
          <mask elevation="15 degrees"
                obs_expected="23089"
                obs_have="23089"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb153l.12o"
          error="0"
          interval="1"
          session="l">
      <control date="Fri Jun  1 12:20:52 2012"
               level="3">
        <file_statistics latency="00:10:58"
                         size="4092893"
                         time_creation="Fri Jun  1 12:13:54 2012"
                         time_modification="Fri Jun  1 12:10:57 2012" />
        <observations epoch_first="Fri Jun  1 11:00:00 2012"
                      epoch_last="Fri Jun  1 11:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32400"
                obs_have="30785"
                obs_ratio="95.02" />
          <mask elevation="10 degrees"
                obs_expected="30797"
                obs_have="30770"
                obs_ratio="99.91" />
          <mask elevation="15 degrees"
                obs_expected="28530"
                obs_have="28530"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 12:48:30 2012"
               level="3">
        <file_statistics latency="00:10:58"
                         size="4092893"
                         time_creation="Fri Jun  1 12:13:54 2012"
                         time_modification="Fri Jun  1 12:10:57 2012" />
        <observations epoch_first="Fri Jun  1 11:00:00 2012"
                      epoch_last="Fri Jun  1 11:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32400"
                obs_have="30785"
                obs_ratio="95.02" />
          <mask elevation="10 degrees"
                obs_expected="30797"
                obs_have="30770"
                obs_ratio="99.91" />
          <mask elevation="15 degrees"
                obs_expected="28529"
                obs_have="28529"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 14:38:00 2012"
               level="3">
        <file_statistics latency="00:10:58"
                         size="4092893"
                         time_creation="Fri Jun  1 12:13:54 2012"
                         time_modification="Fri Jun  1 12:10:57 2012" />
        <observations epoch_first="Fri Jun  1 11:00:00 2012"
                      epoch_last="Fri Jun  1 11:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32400"
                obs_have="30785"
                obs_ratio="95.02" />
          <mask elevation="10 degrees"
                obs_expected="30797"
                obs_have="30770"
                obs_ratio="99.91" />
          <mask elevation="15 degrees"
                obs_expected="28529"
                obs_have="28529"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Jun  2 23:29:36 2012"
               level="3">
        <file_statistics latency="00:10:58"
                         size="4092893"
                         time_creation="Fri Jun  1 12:13:54 2012"
                         time_modification="Fri Jun  1 12:10:57 2012" />
        <observations epoch_first="Fri Jun  1 11:00:00 2012"
                      epoch_last="Fri Jun  1 11:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32400"
                obs_have="30785"
                obs_ratio="95.02" />
          <mask elevation="10 degrees"
                obs_expected="30797"
                obs_have="30770"
                obs_ratio="99.91" />
          <mask elevation="15 degrees"
                obs_expected="28529"
                obs_have="28529"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb153m.12o"
          error="0"
          interval="1"
          session="m">
      <control date="Fri Jun  1 13:46:43 2012"
               level="3">
        <file_statistics latency="00:11:46"
                         size="4088750"
                         time_creation="Fri Jun  1 13:24:13 2012"
                         time_modification="Fri Jun  1 13:11:45 2012" />
        <observations epoch_first="Fri Jun  1 12:00:00 2012"
                      epoch_last="Fri Jun  1 12:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33826"
                obs_have="30745"
                obs_ratio="90.89" />
          <mask elevation="10 degrees"
                obs_expected="30785"
                obs_have="30724"
                obs_ratio="99.80" />
          <mask elevation="15 degrees"
                obs_expected="28485"
                obs_have="28485"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 15:37:18 2012"
               level="3">
        <file_statistics latency="00:11:46"
                         size="4088750"
                         time_creation="Fri Jun  1 13:24:13 2012"
                         time_modification="Fri Jun  1 13:11:45 2012" />
        <observations epoch_first="Fri Jun  1 12:00:00 2012"
                      epoch_last="Fri Jun  1 12:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33826"
                obs_have="30745"
                obs_ratio="90.89" />
          <mask elevation="10 degrees"
                obs_expected="30785"
                obs_have="30724"
                obs_ratio="99.80" />
          <mask elevation="15 degrees"
                obs_expected="28485"
                obs_have="28485"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Jun  2 23:29:36 2012"
               level="3">
        <file_statistics latency="00:11:46"
                         size="4088750"
                         time_creation="Fri Jun  1 13:24:13 2012"
                         time_modification="Fri Jun  1 13:11:45 2012" />
        <observations epoch_first="Fri Jun  1 12:00:00 2012"
                      epoch_last="Fri Jun  1 12:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33826"
                obs_have="30745"
                obs_ratio="90.89" />
          <mask elevation="10 degrees"
                obs_expected="30785"
                obs_have="30724"
                obs_ratio="99.80" />
          <mask elevation="15 degrees"
                obs_expected="28485"
                obs_have="28485"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb153n.12o"
          error="0"
          interval="1"
          session="n">
      <control date="Fri Jun  1 14:51:21 2012"
               level="3">
        <file_statistics latency="00:12:16"
                         size="4322885"
                         time_creation="Fri Jun  1 14:29:03 2012"
                         time_modification="Fri Jun  1 14:12:15 2012" />
        <observations epoch_first="Fri Jun  1 13:00:00 2012"
                      epoch_last="Fri Jun  1 13:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36865"
                obs_have="32560"
                obs_ratio="88.32" />
          <mask elevation="10 degrees"
                obs_expected="32595"
                obs_have="32556"
                obs_ratio="99.88" />
          <mask elevation="15 degrees"
                obs_expected="29522"
                obs_have="29522"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 16:44:08 2012"
               level="3">
        <file_statistics latency="00:12:16"
                         size="4322885"
                         time_creation="Fri Jun  1 14:29:03 2012"
                         time_modification="Fri Jun  1 14:12:15 2012" />
        <observations epoch_first="Fri Jun  1 13:00:00 2012"
                      epoch_last="Fri Jun  1 13:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36865"
                obs_have="32560"
                obs_ratio="88.32" />
          <mask elevation="10 degrees"
                obs_expected="32595"
                obs_have="32556"
                obs_ratio="99.88" />
          <mask elevation="15 degrees"
                obs_expected="29522"
                obs_have="29522"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Jun  2 23:29:36 2012"
               level="3">
        <file_statistics latency="00:12:16"
                         size="4322885"
                         time_creation="Fri Jun  1 14:29:03 2012"
                         time_modification="Fri Jun  1 14:12:15 2012" />
        <observations epoch_first="Fri Jun  1 13:00:00 2012"
                      epoch_last="Fri Jun  1 13:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36865"
                obs_have="32560"
                obs_ratio="88.32" />
          <mask elevation="10 degrees"
                obs_expected="32595"
                obs_have="32556"
                obs_ratio="99.88" />
          <mask elevation="15 degrees"
                obs_expected="29522"
                obs_have="29522"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb153o.12o"
          error="0"
          interval="1"
          session="o">
      <control date="Fri Jun  1 15:48:20 2012"
               level="3">
        <file_statistics latency="00:12:19"
                         size="3989951"
                         time_creation="Fri Jun  1 15:23:42 2012"
                         time_modification="Fri Jun  1 15:12:18 2012" />
        <observations epoch_first="Fri Jun  1 14:00:00 2012"
                      epoch_last="Fri Jun  1 14:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33967"
                obs_have="29987"
                obs_ratio="88.28" />
          <mask elevation="10 degrees"
                obs_expected="29949"
                obs_have="29924"
                obs_ratio="99.92" />
          <mask elevation="15 degrees"
                obs_expected="25162"
                obs_have="25162"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 17:41:56 2012"
               level="3">
        <file_statistics latency="00:12:19"
                         size="3989951"
                         time_creation="Fri Jun  1 15:23:42 2012"
                         time_modification="Fri Jun  1 15:12:18 2012" />
        <observations epoch_first="Fri Jun  1 14:00:00 2012"
                      epoch_last="Fri Jun  1 14:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33967"
                obs_have="29987"
                obs_ratio="88.28" />
          <mask elevation="10 degrees"
                obs_expected="29949"
                obs_have="29924"
                obs_ratio="99.92" />
          <mask elevation="15 degrees"
                obs_expected="25162"
                obs_have="25162"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Jun  2 23:29:36 2012"
               level="3">
        <file_statistics latency="00:12:19"
                         size="3989951"
                         time_creation="Fri Jun  1 15:23:42 2012"
                         time_modification="Fri Jun  1 15:12:18 2012" />
        <observations epoch_first="Fri Jun  1 14:00:00 2012"
                      epoch_last="Fri Jun  1 14:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33967"
                obs_have="29987"
                obs_ratio="88.28" />
          <mask elevation="10 degrees"
                obs_expected="29949"
                obs_have="29924"
                obs_ratio="99.92" />
          <mask elevation="15 degrees"
                obs_expected="25162"
                obs_have="25162"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb153p.12o"
          error="0"
          interval="1"
          session="p">
      <control date="Fri Jun  1 16:20:58 2012"
               level="3">
        <file_statistics latency="00:12:17"
                         size="4023848"
                         time_creation="Fri Jun  1 16:18:57 2012"
                         time_modification="Fri Jun  1 16:12:16 2012" />
        <observations epoch_first="Fri Jun  1 15:00:00 2012"
                      epoch_last="Fri Jun  1 15:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32649"
                obs_have="30234"
                obs_ratio="92.60" />
          <mask elevation="10 degrees"
                obs_expected="30302"
                obs_have="30213"
                obs_ratio="99.71" />
          <mask elevation="15 degrees"
                obs_expected="27222"
                obs_have="27222"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 16:57:36 2012"
               level="3">
        <file_statistics latency="00:12:17"
                         size="4023848"
                         time_creation="Fri Jun  1 16:18:57 2012"
                         time_modification="Fri Jun  1 16:12:16 2012" />
        <observations epoch_first="Fri Jun  1 15:00:00 2012"
                      epoch_last="Fri Jun  1 15:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32649"
                obs_have="30234"
                obs_ratio="92.60" />
          <mask elevation="10 degrees"
                obs_expected="30303"
                obs_have="30213"
                obs_ratio="99.70" />
          <mask elevation="15 degrees"
                obs_expected="27221"
                obs_have="27221"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 18:44:22 2012"
               level="3">
        <file_statistics latency="00:12:17"
                         size="4023848"
                         time_creation="Fri Jun  1 16:18:57 2012"
                         time_modification="Fri Jun  1 16:12:16 2012" />
        <observations epoch_first="Fri Jun  1 15:00:00 2012"
                      epoch_last="Fri Jun  1 15:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32649"
                obs_have="30234"
                obs_ratio="92.60" />
          <mask elevation="10 degrees"
                obs_expected="30303"
                obs_have="30213"
                obs_ratio="99.70" />
          <mask elevation="15 degrees"
                obs_expected="27221"
                obs_have="27221"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Jun  2 23:29:36 2012"
               level="3">
        <file_statistics latency="00:12:17"
                         size="4023848"
                         time_creation="Fri Jun  1 16:18:57 2012"
                         time_modification="Fri Jun  1 16:12:16 2012" />
        <observations epoch_first="Fri Jun  1 15:00:00 2012"
                      epoch_last="Fri Jun  1 15:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32649"
                obs_have="30234"
                obs_ratio="92.60" />
          <mask elevation="10 degrees"
                obs_expected="30303"
                obs_have="30213"
                obs_ratio="99.70" />
          <mask elevation="15 degrees"
                obs_expected="27221"
                obs_have="27221"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb153q.12o"
          error="0"
          interval="1"
          session="q">
      <control date="Fri Jun  1 17:56:44 2012"
               level="3">
        <file_statistics latency="00:12:15"
                         size="3842793"
                         time_creation="Fri Jun  1 17:23:43 2012"
                         time_modification="Fri Jun  1 17:12:14 2012" />
        <observations epoch_first="Fri Jun  1 16:00:00 2012"
                      epoch_last="Fri Jun  1 16:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="31137"
                obs_have="28855"
                obs_ratio="92.67" />
          <mask elevation="10 degrees"
                obs_expected="28819"
                obs_have="28819"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="25948"
                obs_have="25948"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 19:47:16 2012"
               level="3">
        <file_statistics latency="00:12:15"
                         size="3842793"
                         time_creation="Fri Jun  1 17:23:43 2012"
                         time_modification="Fri Jun  1 17:12:14 2012" />
        <observations epoch_first="Fri Jun  1 16:00:00 2012"
                      epoch_last="Fri Jun  1 16:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="31137"
                obs_have="28855"
                obs_ratio="92.67" />
          <mask elevation="10 degrees"
                obs_expected="28819"
                obs_have="28819"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="25948"
                obs_have="25948"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Jun  2 23:29:36 2012"
               level="3">
        <file_statistics latency="00:12:15"
                         size="3842793"
                         time_creation="Fri Jun  1 17:23:43 2012"
                         time_modification="Fri Jun  1 17:12:14 2012" />
        <observations epoch_first="Fri Jun  1 16:00:00 2012"
                      epoch_last="Fri Jun  1 16:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="31137"
                obs_have="28855"
                obs_ratio="92.67" />
          <mask elevation="10 degrees"
                obs_expected="28819"
                obs_have="28819"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="25948"
                obs_have="25948"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb153r.12o"
          error="0"
          interval="1"
          session="r">
      <control date="Fri Jun  1 19:02:51 2012"
               level="3">
        <file_statistics latency="00:12:15"
                         size="3369064"
                         time_creation="Fri Jun  1 18:23:49 2012"
                         time_modification="Fri Jun  1 18:12:14 2012" />
        <observations epoch_first="Fri Jun  1 17:00:00 2012"
                      epoch_last="Fri Jun  1 17:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="27946"
                obs_have="25131"
                obs_ratio="89.93" />
          <mask elevation="10 degrees"
                obs_expected="25235"
                obs_have="25126"
                obs_ratio="99.57" />
          <mask elevation="15 degrees"
                obs_expected="22889"
                obs_have="22889"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 20:48:47 2012"
               level="3">
        <file_statistics latency="00:12:15"
                         size="3369064"
                         time_creation="Fri Jun  1 18:23:49 2012"
                         time_modification="Fri Jun  1 18:12:14 2012" />
        <observations epoch_first="Fri Jun  1 17:00:00 2012"
                      epoch_last="Fri Jun  1 17:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="27946"
                obs_have="25131"
                obs_ratio="89.93" />
          <mask elevation="10 degrees"
                obs_expected="25235"
                obs_have="25126"
                obs_ratio="99.57" />
          <mask elevation="15 degrees"
                obs_expected="22889"
                obs_have="22889"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Jun  2 23:29:36 2012"
               level="3">
        <file_statistics latency="00:12:15"
                         size="3369064"
                         time_creation="Fri Jun  1 18:23:49 2012"
                         time_modification="Fri Jun  1 18:12:14 2012" />
        <observations epoch_first="Fri Jun  1 17:00:00 2012"
                      epoch_last="Fri Jun  1 17:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="27946"
                obs_have="25131"
                obs_ratio="89.93" />
          <mask elevation="10 degrees"
                obs_expected="25235"
                obs_have="25126"
                obs_ratio="99.57" />
          <mask elevation="15 degrees"
                obs_expected="22889"
                obs_have="22889"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb153s.12o"
          error="0"
          interval="1"
          session="s">
      <control date="Fri Jun  1 20:02:45 2012"
               level="3">
        <file_statistics latency="00:14:40"
                         size="3306420"
                         time_creation="Fri Jun  1 19:29:00 2012"
                         time_modification="Fri Jun  1 19:14:39 2012" />
        <observations epoch_first="Fri Jun  1 18:00:00 2012"
                      epoch_last="Fri Jun  1 18:59:59 2012"
                      epochs="3599"
                      epochs_ratio="99.97">
          <mask elevation="03 degrees"
                obs_expected="31308"
                obs_have="24629"
                obs_ratio="78.67" />
          <mask elevation="10 degrees"
                obs_expected="24751"
                obs_have="24594"
                obs_ratio="99.37" />
          <mask elevation="15 degrees"
                obs_expected="20003"
                obs_have="19998"
                obs_ratio="99.98" />
        </observations>
      </control>
      <control date="Fri Jun  1 21:46:24 2012"
               level="3">
        <file_statistics latency="00:14:40"
                         size="3306420"
                         time_creation="Fri Jun  1 19:29:00 2012"
                         time_modification="Fri Jun  1 19:14:39 2012" />
        <observations epoch_first="Fri Jun  1 18:00:00 2012"
                      epoch_last="Fri Jun  1 18:59:59 2012"
                      epochs="3599"
                      epochs_ratio="99.97">
          <mask elevation="03 degrees"
                obs_expected="31308"
                obs_have="24629"
                obs_ratio="78.67" />
          <mask elevation="10 degrees"
                obs_expected="24751"
                obs_have="24594"
                obs_ratio="99.37" />
          <mask elevation="15 degrees"
                obs_expected="20003"
                obs_have="19998"
                obs_ratio="99.98" />
        </observations>
      </control>
      <control date="Sat Jun  2 23:29:36 2012"
               level="3">
        <file_statistics latency="00:14:40"
                         size="3306420"
                         time_creation="Fri Jun  1 19:29:00 2012"
                         time_modification="Fri Jun  1 19:14:39 2012" />
        <observations epoch_first="Fri Jun  1 18:00:00 2012"
                      epoch_last="Fri Jun  1 18:59:59 2012"
                      epochs="3599"
                      epochs_ratio="99.97">
          <mask elevation="03 degrees"
                obs_expected="31308"
                obs_have="24629"
                obs_ratio="78.67" />
          <mask elevation="10 degrees"
                obs_expected="24751"
                obs_have="24594"
                obs_ratio="99.37" />
          <mask elevation="15 degrees"
                obs_expected="20003"
                obs_have="19998"
                obs_ratio="99.98" />
        </observations>
      </control>
    </file>
    <file name="/cheb153t.12o"
          error="0"
          interval="1"
          session="t">
      <control date="Fri Jun  1 21:12:17 2012"
               level="3">
        <file_statistics latency="00:12:18"
                         size="4070804"
                         time_creation="Fri Jun  1 20:34:31 2012"
                         time_modification="Fri Jun  1 20:12:17 2012" />
        <observations epoch_first="Fri Jun  1 19:00:00 2012"
                      epoch_last="Fri Jun  1 19:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33359"
                obs_have="30598"
                obs_ratio="91.72" />
          <mask elevation="10 degrees"
                obs_expected="30673"
                obs_have="30587"
                obs_ratio="99.72" />
          <mask elevation="15 degrees"
                obs_expected="24590"
                obs_have="24590"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 22:51:54 2012"
               level="3">
        <file_statistics latency="00:12:18"
                         size="4070804"
                         time_creation="Fri Jun  1 20:34:31 2012"
                         time_modification="Fri Jun  1 20:12:17 2012" />
        <observations epoch_first="Fri Jun  1 19:00:00 2012"
                      epoch_last="Fri Jun  1 19:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33359"
                obs_have="30598"
                obs_ratio="91.72" />
          <mask elevation="10 degrees"
                obs_expected="30673"
                obs_have="30587"
                obs_ratio="99.72" />
          <mask elevation="15 degrees"
                obs_expected="24590"
                obs_have="24590"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Jun  2 23:29:36 2012"
               level="3">
        <file_statistics latency="00:12:18"
                         size="4070804"
                         time_creation="Fri Jun  1 20:34:31 2012"
                         time_modification="Fri Jun  1 20:12:17 2012" />
        <observations epoch_first="Fri Jun  1 19:00:00 2012"
                      epoch_last="Fri Jun  1 19:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33359"
                obs_have="30598"
                obs_ratio="91.72" />
          <mask elevation="10 degrees"
                obs_expected="30673"
                obs_have="30587"
                obs_ratio="99.72" />
          <mask elevation="15 degrees"
                obs_expected="24590"
                obs_have="24590"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb153u.12o"
          error="0"
          interval="1"
          session="u">
      <control date="Fri Jun  1 22:05:51 2012"
               level="3">
        <file_statistics latency="00:12:01"
                         size="3800436"
                         time_creation="Fri Jun  1 21:25:02 2012"
                         time_modification="Fri Jun  1 21:12:00 2012" />
        <observations epoch_first="Fri Jun  1 20:00:00 2012"
                      epoch_last="Fri Jun  1 20:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33703"
                obs_have="28503"
                obs_ratio="84.57" />
          <mask elevation="10 degrees"
                obs_expected="28595"
                obs_have="28497"
                obs_ratio="99.66" />
          <mask elevation="15 degrees"
                obs_expected="25494"
                obs_have="25494"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Fri Jun  1 23:43:38 2012"
               level="3">
        <file_statistics latency="00:12:01"
                         size="3800436"
                         time_creation="Fri Jun  1 21:25:02 2012"
                         time_modification="Fri Jun  1 21:12:00 2012" />
        <observations epoch_first="Fri Jun  1 20:00:00 2012"
                      epoch_last="Fri Jun  1 20:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33703"
                obs_have="28503"
                obs_ratio="84.57" />
          <mask elevation="10 degrees"
                obs_expected="28595"
                obs_have="28497"
                obs_ratio="99.66" />
          <mask elevation="15 degrees"
                obs_expected="25494"
                obs_have="25494"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Jun  2 23:29:36 2012"
               level="3">
        <file_statistics latency="00:12:01"
                         size="3800436"
                         time_creation="Fri Jun  1 21:25:02 2012"
                         time_modification="Fri Jun  1 21:12:00 2012" />
        <observations epoch_first="Fri Jun  1 20:00:00 2012"
                      epoch_last="Fri Jun  1 20:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="33703"
                obs_have="28503"
                obs_ratio="84.57" />
          <mask elevation="10 degrees"
                obs_expected="28595"
                obs_have="28497"
                obs_ratio="99.66" />
          <mask elevation="15 degrees"
                obs_expected="25494"
                obs_have="25494"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb153v.12o"
          error="0"
          interval="1"
          session="v">
      <control date="Fri Jun  1 22:24:24 2012"
               level="3">
        <file_statistics latency="00:10:44"
                         size="4300098"
                         time_creation="Fri Jun  1 22:14:30 2012"
                         time_modification="Fri Jun  1 22:10:43 2012" />
        <observations epoch_first="Fri Jun  1 21:00:00 2012"
                      epoch_last="Fri Jun  1 21:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32400"
                obs_have="32400"
                obs_ratio="100.00" />
          <mask elevation="10 degrees"
                obs_expected="32400"
                obs_have="32400"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="30655"
                obs_have="30655"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Jun  2 00:44:15 2012"
               level="3">
        <file_statistics latency="00:10:44"
                         size="4300098"
                         time_creation="Fri Jun  1 22:14:30 2012"
                         time_modification="Fri Jun  1 22:10:43 2012" />
        <observations epoch_first="Fri Jun  1 21:00:00 2012"
                      epoch_last="Fri Jun  1 21:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32400"
                obs_have="32400"
                obs_ratio="100.00" />
          <mask elevation="10 degrees"
                obs_expected="32400"
                obs_have="32400"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="30655"
                obs_have="30655"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Jun  2 23:29:36 2012"
               level="3">
        <file_statistics latency="00:10:44"
                         size="4300098"
                         time_creation="Fri Jun  1 22:14:30 2012"
                         time_modification="Fri Jun  1 22:10:43 2012" />
        <observations epoch_first="Fri Jun  1 21:00:00 2012"
                      epoch_last="Fri Jun  1 21:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32400"
                obs_have="32400"
                obs_ratio="100.00" />
          <mask elevation="10 degrees"
                obs_expected="32400"
                obs_have="32400"
                obs_ratio="100.00" />
          <mask elevation="15 degrees"
                obs_expected="30655"
                obs_have="30655"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb153w.12o"
          error="0"
          interval="1"
          session="w">
      <control date="Sat Jun  2 00:04:02 2012"
               level="3">
        <file_statistics latency="00:13:03"
                         size="4768306"
                         time_creation="Fri Jun  1 23:34:48 2012"
                         time_modification="Fri Jun  1 23:13:02 2012" />
        <observations epoch_first="Fri Jun  1 22:00:00 2012"
                      epoch_last="Fri Jun  1 22:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="39368"
                obs_have="36012"
                obs_ratio="91.48" />
          <mask elevation="10 degrees"
                obs_expected="36051"
                obs_have="35977"
                obs_ratio="99.79" />
          <mask elevation="15 degrees"
                obs_expected="30364"
                obs_have="30364"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Jun  2 01:40:50 2012"
               level="3">
        <file_statistics latency="00:13:03"
                         size="4768306"
                         time_creation="Fri Jun  1 23:34:48 2012"
                         time_modification="Fri Jun  1 23:13:02 2012" />
        <observations epoch_first="Fri Jun  1 22:00:00 2012"
                      epoch_last="Fri Jun  1 22:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="39368"
                obs_have="36012"
                obs_ratio="91.48" />
          <mask elevation="10 degrees"
                obs_expected="36051"
                obs_have="35977"
                obs_ratio="99.79" />
          <mask elevation="15 degrees"
                obs_expected="30364"
                obs_have="30364"
                obs_ratio="100.00" />
        </observations>
      </control>
      <control date="Sat Jun  2 23:29:36 2012"
               level="3">
        <file_statistics latency="00:13:03"
                         size="4768306"
                         time_creation="Fri Jun  1 23:34:48 2012"
                         time_modification="Fri Jun  1 23:13:02 2012" />
        <observations epoch_first="Fri Jun  1 22:00:00 2012"
                      epoch_last="Fri Jun  1 22:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="39368"
                obs_have="36012"
                obs_ratio="91.48" />
          <mask elevation="10 degrees"
                obs_expected="36051"
                obs_have="35977"
                obs_ratio="99.79" />
          <mask elevation="15 degrees"
                obs_expected="30364"
                obs_have="30364"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
    <file name="/cheb153x.12o"
          error="0"
          interval="1"
          session="x">
      <control date="Sat Jun  2 23:29:36 2012"
               level="3">
        <file_statistics latency="05:13:52"
                         size="4456071"
                         time_creation="Sat Jun  2 06:19:13 2012"
                         time_modification="Sat Jun  2 05:13:51 2012" />
        <observations epoch_first="Fri Jun  1 23:00:00 2012"
                      epoch_last="Fri Jun  1 23:59:59 2012"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="40867"
                obs_have="33525"
                obs_ratio="82.03" />
          <mask elevation="10 degrees"
                obs_expected="33629"
                obs_have="33453"
                obs_ratio="99.48" />
          <mask elevation="15 degrees"
                obs_expected="27886"
                obs_have="27886"
                obs_ratio="100.00" />
        </observations>
      </control>
    </file>
  </station>
</QC>
