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      <control date="Sun Nov 29 04:11:32 2020"
               level="3">
        <file_statistics latency="00:08:38"
                         size="5955516"
                         time_creation="Thu Nov 26 01:53:10 2020"
                         time_modification="Sat Oct 31 00:08:37 2020" />
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                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
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          <mask elevation="15 degrees"
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                obs_have="23159"
                obs_ratio="100.00" />
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  </station>
</QC>
