Data Quality Reports for Session: 131557 User: dmfoper Completed: 11/12/2010


TABLE OF CONTENTS

DQR IDSubjectData Streams Affected
D101108.3SGP/QCRAD/E27 -sgpqcrad1longE27.c1


DQRID : D101108.3
Start DateStart TimeEnd DateEnd Time
05/15/2003000012/03/20092359
Subject:
SGP/QCRAD/E27  -
DataStreams:sgpqcrad1longE27.c1
Description:
In the qc_down_short_diffuse_hemisp field, QC failures from the test indicated by bit_13, 
"data failed tracker off test", were set incorrectly as bit_9, "GSW2SumSW (93 > SZA > 75 
and SumSW > 50; GSW/SumSW < 0.85 or GSW/SumSW > 1.15)". 

In the qc_short_direct_normal field, QC failures from the test indicated by bit_10, "data 
failed tracker off test", were set incorrectly as bit_9, "GSW2SumSW (93 > SZA > 75 and 
SumSW > 50; GSW/ SumSW < 0.85 or GSW/SumSW > 1.15)". 

These problems impact all dates and times in which a solar tracker failure occurred at 
this facility.
Measurements:sgpqcrad1longE27.c1:
  • Radiation, shortwave, downwelling diffuse hemispheric irradiance, 1-min avg(down_short_diffuse_hemisp)
  • Radiation, shortwave, direct normal irradiance, 1-min avg(short_direct_normal)


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