DQRID : D071204.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
11/25/2007220211/30/20071724Does not affect quality
more
Subject:
TWP/GNDRAD/C2 - Reprocessed: Incorrect calibration
DataStreams:twpgndrad60sC2.b1, twpgndrad20sC2.a0
Description:
The Gndrad PSP was changed out 11/25 but the datalogger program was not updated until 
11/30.

PSP #31293 installed 20071125.2202.  Correct calibration coefficient = 123.46.

Reprocessed to correct upwelling shortwave hemispheric irradiance (US) by:
US(new) = (US(old) / 123.56 ) * 123.46

Reprocessing completed March 2008.
Suggestions: 
Retrieve reprocessed data for your analysis.
Measurements:twpgndrad60sC2.b1:
  • up_short_hemisp_max
  • up_short_hemisp
  • up_short_hemisp_std
  • up_short_hemisp_min
more
twpgndrad20sC2.a0:
  • inst_up_short_hemisp
more

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