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                      epochs="3600"
                      epochs_ratio="100.00">
          <mask elevation="03 degrees"
                obs_expected="36000"
                obs_have="34857"
                obs_ratio="96.83" />
          <mask elevation="10 degrees"
                obs_expected="35880"
                obs_have="34857"
                obs_ratio="97.15" />
          <mask elevation="15 degrees"
                obs_expected="33415"
                obs_have="33409"
                obs_ratio="99.98" />
        </observations>
      </control>
    </file>
  </station>
</QC>
