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                      epochs="2907"
                      epochs_ratio="80.75">
          <mask elevation="03 degrees"
                obs_expected="44155"
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                obs_ratio="71.73" />
          <mask elevation="10 degrees"
                obs_expected="39378"
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                obs_ratio="80.33" />
          <mask elevation="15 degrees"
                obs_expected="35221"
                obs_have="27586"
                obs_ratio="78.32" />
        </observations>
      </control>
    </file>
  </station>
</QC>
