DQRID : D140604.1
Start DateStart TimeEnd DateEnd Time
05/19/2014214205/30/20141557
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Subject:
SGP/SIRS/E15 - Data missing
DataStreams:sgpsirsE15.b1, sgpsirs20sE15.a0
Description:
The Short Direct Normal (NIP) instrument had a broken wire in the connector causing data 
to be missing or incorrect.
Suggestions: 
null
short_direct_normal = (down_short_hemisp - down_short_diffuse)/cos(zenith angle)
Measurements:sgpsirs20sE15.a0:
  • Instantaneous direct normal shortwave irradiance, pyrheliometer thermopile
    voltage(inst_direct_normal)
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sgpsirsE15.b1:
  • Shortwave direct normal irradiance, pyrheliometer(short_direct_normal)
  • Shortwave Direct Normal Irradiance, Pyrheliometer, Maxima(short_direct_normal_max)
  • Shortwave direct normal irradiance, pyrheliometer, minima(short_direct_normal_min)
  • Shortwave Direct Normal Irradiance, Pyrgeometer, Standard Deviation(short_direct_normal_std)
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