DQRID : D120515.5
Start DateStart TimeEnd DateEnd Time
02/17/2006000003/19/20060411
02/16/2006033002/16/20060505
more
Subject:
TWP/QCRAD/C3 - Tracker not working
DataStreams:twpqcrad1longC3.s1, twpqcrad1longC3.c1, twpqcrad1longC3.s2, twpqcrad1longC3.c2
Description:
The solar tracker was not working correctly during these times. It appears to stop every 
day at solar noon. See description in instrument DQRs D060223.7 and D060217.1

Diffuse and direct normal shortwave fluxes are bad during this time. If 
"source_BestEstimate_down_short_hemisp" is 0, don't use Best Estimate GSW data. Note that fewer quality 
checks can be applied accurately to the BestEstimate data. Shaded downwelling longwave 
measurements could have higher uncertainties during this time, but are probably fine.
Suggestions: 
null
Measurements:twpqcrad1longC3.s2:
  • Downwelling Shortwave Diffuse Hemispheric Irradiance, Ventilated Pyranometer(down_short_diffuse_hemisp)
  • Quality check results on field: Best Estimate Global Downwelling Shortwave
    Hemispheric Irradiance(BestEstimate_down_short_hemisp)
  • Shortwave direct normal irradiance, pyrheliometer(short_direct_normal)
more
twpqcrad1longC3.c2:
  • Downwelling Shortwave Diffuse Hemispheric Irradiance, Ventilated Pyranometer(down_short_diffuse_hemisp)
  • Shortwave direct normal irradiance, pyrheliometer(short_direct_normal)
  • Quality check results on field: Best Estimate Global Downwelling Shortwave
    Hemispheric Irradiance(BestEstimate_down_short_hemisp)
more
twpqcrad1longC3.s1:
  • Shortwave direct normal irradiance, pyrheliometer(short_direct_normal)
  • Quality check results on field: Best Estimate Global Downwelling Shortwave
    Hemispheric Irradiance(BestEstimate_down_short_hemisp)
  • Downwelling Shortwave Diffuse Hemispheric Irradiance, Ventilated Pyranometer(down_short_diffuse_hemisp)
more
twpqcrad1longC3.c1:
  • Quality check results on field: Best Estimate Global Downwelling Shortwave
    Hemispheric Irradiance(BestEstimate_down_short_hemisp)
  • Shortwave direct normal irradiance, pyrheliometer(short_direct_normal)
  • Downwelling Shortwave Diffuse Hemispheric Irradiance, Ventilated Pyranometer(down_short_diffuse_hemisp)
more

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