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        </observations>
      </control>
      <control date="Sun Apr 17 17:54:07 2011"
               level="3">
        <file_statistics latency="01:18:49"
                         size="3949314"
                         time_creation="Sun Apr 17 17:53:55 2011"
                         time_modification="Fri Sep 19 01:18:48 2008" />
        <observations epoch_first="Thu Sep 18 23:00:00 2008"
                      epoch_last="Thu Sep 18 23:59:59 2008"
                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="32264"
                obs_have="23263"
                obs_ratio="72.10" />
          <mask elevation="10 degrees"
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          <mask elevation="15 degrees"
                obs_expected="21478"
                obs_have="15988"
                obs_ratio="74.44" />
        </observations>
      </control>
    </file>
  </station>
</QC>
