Data Quality Reports for Session: 120963 User: natehealey Completed: 07/22/2009


TABLE OF CONTENTS

DQR IDSubjectData Streams Affected
D080630.1NSA/SKYRAD/C1 - Tracker inoperativensaskyrad20sC1.a0, nsaskyrad60sC1.b1
D090318.1NSA/SKYRAD/C1 - IRT covered with snownsaskyrad60sC1.b1


DQRID : D080630.1
Start DateStart TimeEnd DateEnd Time
06/27/2008200006/30/20081740
Subject:
NSA/SKYRAD/C1 - Tracker inoperative
DataStreams:nsaskyrad20sC1.a0, nsaskyrad60sC1.b1
Description:
Tracker stopped working at this site during the time range specified. Reason for failure 
is unknown.  Tracker power cycled and restarted by maintenance 06/30 2008 1740 GMT.

The short_direct_normal (NIP) and down_short_diffuse_hemisp (8-48) data are bad during 
this time.  Data are not recoverable.
Measurements:nsaskyrad60sC1.b1:
  • Downwelling Shortwave Diffuse Hemispheric Irradiance, Ventilated Pyranometer,
    Minima(down_short_diffuse_hemisp_min)
  • Downwelling Shortwave Diffuse Hemispheric Irradiance, Ventilated Pyranometer(down_short_diffuse_hemisp)
  • Downwelling Shortwave Hemispheric Irradiance, Pyranometer, Standard Deviation(down_short_diffuse_hemisp_std)
  • Downwelling Shortwave Diffuse Hemispheric Irradiance, Ventilated Pyranometer,
    Maxima(down_short_diffuse_hemisp_max)

nsaskyrad20sC1.a0:
  • Instantaneous Direct Normal Shortwave Irradiance, Pyheliometer Thermopile
    Voltage(inst_direct_normal)
  • Instantaneous Uncorrected Downwelling Shortwave Diffuse, Shaded Pyranometer
    Thermopile Voltage(inst_diffuse)


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DQRID : D090318.1
Start DateStart TimeEnd DateEnd Time
02/20/2009190002/24/20090130
Subject:
NSA/SKYRAD/C1 - IRT covered with snow
DataStreams:nsaskyrad60sC1.b1
Description:
The IRT mirror was buried with snow by the dew-line snow-blower.
Measurements:nsaskyrad60sC1.b1:
  • Sky Infra Red Temperature Minima(sky_ir_temp_min)
  • Sky Infra Red Temperature Maxima(sky_ir_temp_max)
  • Standard Deviation of Sky Infra Red Temperature(sky_ir_temp_std)
  • Sky Infra-Red Temperature(sky_ir_temp)


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