DQRID : D160715.5
Start DateStart TimeEnd DateEnd Time
04/11/2016194004/11/20162049
04/11/2016190104/11/20161918
04/11/2016172704/11/20161743
06/21/2016183906/21/20162146
06/24/2016164506/24/20161651
04/12/2016193204/12/20162026
04/11/2016153604/11/20161608
04/12/2016153904/12/20161713
more
Subject:
SGP/MFRSR/E34 - Instrument Noise, ch615
DataStreams:sgpmfrsrlangleyE34.c1, sgpmfrsrlangplotE34.c1, sgpmfrsrE34.00, sgpmfrsrauxE34.a0,
sgpmfrsrE34.b1, sgpmfrsrE34.a0
Description:
There are a few periods where channel 615 has noise or drops out completely.  We believe 
the problem was related to a bad connection.  The sensor cable was replaced on 20160629.  
Since the maintenance there hasn't been any issue with 615, and we're now hopeful the 
issue has been resolved.
Suggestions: 
Measurements:sgpmfrsrE34.a0:
  • Alltime Narrowband Hemispheric Irradiance, Filter 3(alltime_hemisp_narrowband_filter3)
  • Narrowband hemispheric irradiance, filter 3, offset and cosine corrected(hemisp_narrowband_filter3)
  • Narrowband Hemispheric Irradiance, Filter 3(hemisp_narrowband_filter3_raw)
  • Direct Horizontal Narrowband Irradiance, Filter 3(direct_horizontal_narrowband_filter3)
  • Diffuse Narrowband Hemispheric Irradiance, Filter 3(diffuse_hemisp_narrowband_filter3)
  • Diffuse narrowband hemispheric irradiance, filter 3(diffuse_hemisp_narrowband_filter3_raw)
more
sgpmfrsrE34.b1:
  • Narrowband Direct Normal Irradiance, Filter 3, cosine corrected(direct_normal_narrowband_filter3)
  • Narrowband hemispheric irradiance, filter 3, offset and cosine corrected(hemisp_narrowband_filter3)
  • Diffuse Narrowband Hemispheric Irradiance, Filter 3(diffuse_hemisp_narrowband_filter3)
  • Alltime Narrowband Hemispheric Irradiance, Filter 3(alltime_hemisp_narrowband_filter3)
  • Ratio of direct_normal_narrowband_filter3 to diffuse_hemisp_narrowband_filter3(direct_diffuse_ratio_filter3)
  • Direct Horizontal Narrowband Irradiance, Filter 3(direct_horizontal_narrowband_filter3)
more
sgpmfrsrlangplotE34.c1:
  • log(irradiance) for the Direct Narrowband Filter3, Barnard(barnard_lnI_filter3)
  • log(irradiance) for the Direct Narrowband Filter3, Michalsky(michalsky_lnI_filter3)
more
sgpmfrsrlangleyE34.c1:
  • optical depth for the Direct Narrowband Filter3(barnard_optical_depth_filter3)
  • optical depth for the Direct Narrowband Filter3(michalsky_optical_depth_filter3)
more
sgpmfrsrE34.00:
  • (Raw data stream - documentation not supported)
more
sgpmfrsrauxE34.a0:
  • Sun-blocked measurement, filter 3(blk_filter3)
  • First side band measurement, filter 3(fsb_filter3)
  • Second side band measurement, filter 3(ssb_filter3)
  • Narrowband hemispheric measurement, filter 3(th_filter3)
more

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