DQRID : D150214.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
01/12/2015140002/11/20151600Does not affect quality
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Subject:
ACX/PRP/M1 - Aerosol optical depth set to missing value when head temp. out of range
DataStreams:acx6sprpfrsrM1.a0, acxprpfrsrM1.a0
Description:
The MFR head temperature circuit had an intermittent open circuit. When this occurred the 
heater, which keeps the head at 40+/-0.5C does not actuate. When the observed head 
temperature is outside of this temperature range calculations of aerosol optical depth are set 
to missing value.

The problem affected approximately 50% of the cruise time period.
Suggestions: 
Do not use AOD data when head temperature is outside 40+/-0.5 C.
Measurements:acx6sprpfrsrM1.a0:
  • hemisp_narrowband_filter2
  • hemisp_narrowband_filter1
  • hemisp_narrowband_filter4
  • hemisp_narrowband_filter3
  • hemisp_narrowband_filter6
  • hemisp_narrowband_filter5
  • head_temp
  • start_sweep_hemisp_narrowband_filter3
  • sweeps_hemisp_narrowband_filter6
  • start_sweep_hemisp_narrowband_filter4
  • sweeps_hemisp_narrowband_filter5
  • start_sweep_hemisp_narrowband_filter5
  • start_sweep_hemisp_narrowband_filter6
  • start_sweep_hemisp_narrowband_filter1
  • start_sweep_hemisp_narrowband_filter2
  • sweeps_hemisp_narrowband_filter2
  • sweeps_hemisp_narrowband_filter1
  • sweeps_hemisp_narrowband_filter4
  • sweeps_hemisp_narrowband_filter3
  • end_sweep_hemisp_narrowband_filter1
  • end_sweep_hemisp_narrowband_filter5
  • end_sweep_hemisp_narrowband_filter4
  • end_sweep_hemisp_narrowband_filter3
  • end_sweep_hemisp_narrowband_filter2
  • end_sweep_hemisp_narrowband_filter6
more
acxprpfrsrM1.a0:
  • signal_narrowband_filter1_std
  • signal_narrowband_filter2_std
  • sweeps_hemisp_narrowband_filter4
  • sweeps_hemisp_narrowband_filter5
  • sweeps_hemisp_narrowband_filter6
  • sweeps_hemisp_narrowband_filter1
  • sweeps_hemisp_narrowband_filter2
  • sweeps_hemisp_narrowband_filter3
  • signal_narrowband_filter3_std
  • start_sweep_hemisp_narrowband_filter2
  • head_temp
  • start_sweep_hemisp_narrowband_filter3
  • start_sweep_hemisp_narrowband_filter1
  • signal_narrowband_filter1
  • signal_narrowband_filter5
  • signal_narrowband_filter4
  • signal_narrowband_filter3
  • signal_narrowband_filter2
  • signal_narrowband_filter6_std
  • signal_narrowband_filter6
  • start_sweep_hemisp_narrowband_filter6
  • start_sweep_hemisp_narrowband_filter4
  • start_sweep_hemisp_narrowband_filter5
  • signal_narrowband_filter4_std
  • end_sweep_hemisp_narrowband_filter2
  • end_sweep_hemisp_narrowband_filter1
  • signal_narrowband_filter5_std
  • end_sweep_hemisp_narrowband_filter4
  • end_sweep_hemisp_narrowband_filter3
  • end_sweep_hemisp_narrowband_filter6
  • end_sweep_hemisp_narrowband_filter5
more

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