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      </control>
      <control date="Sun Mar 31 10:04:00 2013"
               level="3">
        <file_statistics latency="00:18:20"
                         size="7803815"
                         time_creation="Fri Mar 29 01:12:48 2013"
                         time_modification="Sat Mar  2 00:18:19 2013" />
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                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
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          <mask elevation="15 degrees"
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  </station>
</QC>
