DQRID : D040130.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
11/21/2003163601/27/20042208Incorrect
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Subject:
SGP/AOS/C1 - Ozone Instrument removed for repair
DataStreams:sgpaosauxC1.a0, sgpaosC1.a0
Description:
The ozone instrument was removed for calibration on 2003 11/21.  It was shipped to Boulder 
and was cleaned and calibrated.  It was sent back to SGP on 2003 12/02, but was damaged 
in transit by FedEx.  The instrument was reinstalled on 2003 12/03 but was found to be 
defective.  Large spikes were observed in the data.  Afetr a few days the instrument was 
removed and shipped to a vendor for repair.  The ozone monitor was returned to service 
after repair at 2004 01/27 (2208 GMT).
Suggestions: 
Do not use ozone data from this period.
Measurements:sgpaosauxC1.a0:
  • O3_Press
  • O3_Samp
  • O3_Temp
  • O3_SetPt
  • O3_Mode
  • O3_Zro
  • O3_Spn
  • O3_Offset
  • O3_LinHeater
  • O3_Cont
  • O3_Span
  • O3_LinTemp
more
sgpaosC1.a0:
  • Ozone
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