DQRID : D020402.3
Start DateStart TimeEnd DateEnd Time
05/25/2001000010/13/20012301
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Subject:
NSA/METTWR/C1 - C1 WIND SPEED DATA QUESTIONABLE
DataStreams:nsamettwrC1.a1, nsamettwrC1.b1
Description:
The anemometers located at all 4 levels (2m, 10m, 20m, and 40m) are heated anemometers.  
The thermistors controlling the amount of power applied to the cups of the anemometers 
failed.  This caused too much power to be sent to the heating elements.  The cups bubbled 
and, in some cases, completely melted through.
Suggestions: 
Assume that any wind speed data is lower than actual speeds.
Measurements:nsamettwrC1.a1:
  • Std Dev of Wind Speed(wind_spd_sd)
  • Minimum Wind Speed(wind_spd_min)
  • Mean Wind Speed(wind_spd_mean)
  • Maximum Wind Speed(wind_spd_max)
  • Wind speed vector average(wind_spd_vec_avg)
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nsamettwrC1.b1:
  • Maximum Wind Speed(wind_spd_max)
  • Std Dev of Wind Speed(wind_spd_sd)
  • Wind speed vector average(wind_spd_vec_avg)
  • Mean Wind Speed(wind_spd_mean)
  • Minimum Wind Speed(wind_spd_min)
  • Wind Speed out of range error(wind_spd_out_of_range_error)
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