Data Quality Reports for Session: 112329 User: perez Completed: 06/05/2008

TABLE OF CONTENTS

DQR IDSubjectData Streams Affected
D080522.1SGP/MWR/B6 - Missing datasgp5mwravgB6.c1, sgpmwrB6.00, sgpmwrlosB6.b1, sgpmwrtipB6.a1
D080522.2SGP/MWR/B6 - Reprocess: Change in calibrationsgp5mwravgB6.c1, sgpmwrlosB6.b1, sgpmwrtipB6.a1


DQRID : D080522.1
Start DateStart TimeEnd DateEnd Time
04/10/2008110004/14/20081300
Subject:
SGP/MWR/B6 - Missing data
DataStreams:sgp5mwravgB6.c1, sgpmwrB6.00, sgpmwrlosB6.b1, sgpmwrtipB6.a1
Description:
Data are missing due to software crash
Measurements:sgpmwrtipB6.a1:
  • Noise injection temp at 23.8 GHz adjusted to tkbb(tnd23)
  • lon(lon)
  • base time(base_time)
  • 31.4 GHz goodness-of-fit coefficient(r31)
  • 31.4 GHz sky signal(tipsky31)
  • 23.8 GHz goodness-of-fit coefficient(r23)
  • 31.4 GHz blac2body+noise injection signal(bbn31)
  • (tknd)
  • 23.8 GHz sky signal(tipsky23)
  • Actual elevation angle(actel)
  • 23.8 GHz Blackbody signal(bb23)
  • Blackbody kinetic temperature(tkbb)
  • 31.4 GHz blackbody(bb31)
  • Mixer kinetic (physical) temperature(tkxc)
  • Temperature correction coefficient at 31.4 GHz(tc31)
  • Dummy altitude for Zeb(alt)
  • Ambient temperature(tkair)
  • Noise injection temp at 31.4 GHz adjusted to tkbb(tnd31)
  • Total liquid water along zenith path using tip-derived brightness temperatures(liqtip)
  • 23.8 GHz blackbody+noise injection signal(bbn23)
  • Total water vapor along zenith path using tip-derived brightness temperatures(vaptip)
  • 23.8 GHz sky brightness temperature derived from tip curve(tbskytip23)
  • lat(lat)
  • Noise injection temp at nominal temperature at 31.4 GHz(tnd_nom31)
  • Temperature correction coefficient at 23.8 GHz(tc23)
  • Actual Azimuth(actaz)
  • Water on Teflon window (1=WET, 0=DRY)(wet_window)
  • 31.8 GHz sky brightness temperature derived from tip curve(tbskytip31)
  • Noise injection temp at 31.4 GHz derived from this tip(tnd31I)
  • Noise injection temp at 23.8 GHz derived from this tip(tnd23I)
  • Time offset of tweaks from base_time(time_offset)
  • Noise injection temp at nominal temperature at 23.8 GHz(tnd_nom23)
sgpmwrB6.00:
  • null(Raw data stream - documentation not supported)
sgpmwrlosB6.b1:
  • Temperature correction coefficient at 31.4 GHz(tc31)
  • Water on Teflon window (1=WET, 0=DRY)(wet_window)
  • lon(lon)
  • Dummy altitude for Zeb(alt)
  • 23.8 GHz Blackbody signal(bb23)
  • MWR column precipitable water vapor(vap)
  • Mixer kinetic (physical) temperature(tkxc)
  • Sky Infra-Red Temperature(sky_ir_temp)
  • 31.4 GHz blackbody(bb31)
  • lat(lat)
  • Ambient temperature(tkair)
  • Blackbody kinetic temperature(tkbb)
  • 23.8 GHz blackbody+noise injection signal(bbn23)
  • (tknd)
  • Temperature correction coefficient at 23.8 GHz(tc23)
  • 31.4 GHz sky signal(sky31)
  • Noise injection temp at 31.4 GHz adjusted to tkbb(tnd31)
  • IR Brightness Temperature(ir_temp)
  • base time(base_time)
  • Noise injection temp at 23.8 GHz adjusted to tkbb(tnd23)
  • 23.8 GHz sky signal(sky23)
  • 31.4 GHz blac2body+noise injection signal(bbn31)
  • Averaged total liquid water along LOS path(liq)
  • Noise injection temp at nominal temperature at 23.8 GHz(tnd_nom23)
  • Time offset of tweaks from base_time(time_offset)
  • Sky brightness temperature at 31.4 GHz(tbsky31)
  • Noise injection temp at nominal temperature at 31.4 GHz(tnd_nom31)
  • Sky brightness temperature at 23.8 GHz(tbsky23)
sgp5mwravgB6.c1:
  • Fraction of data in averaging interval with water on Teflon window(water_flag_fraction)
  • Dummy altitude for Zeb(alt)
  • Standard deviation about the mean for the total liquid water amount(liq_sdev)
  • Time offset of tweaks from base_time(time_offset)
  • lat(lat)
  • Number of contiguous periods in averaging interval with water on Teflon window(water_flag_periods)
  • 23.8 GHz sky brightness temperature(23tbsky)
  • Fraction of data in averaging interval flagged by Dynamic Linear Model as poten(dlm_flag_fraction)
  • 31.4 GHz sky brightness temperature(31tbsky)
  • Number of points included in the ir_temp ensemble(num_obs_irt)
  • Standard deviation about the mean for the total water vapor amount(vap_sdev)
  • Standard deviation about the mean for the 23.8 GHz sky brightness temperature(tbsky23_sdev)
  • Sky brightness temperature at 23.8 GHz(tbsky23)
  • Number of data points averaged for ir_temp(num_obs_ir)
  • IR Brightness Temperature(ir_temp)
  • lon(lon)
  • base time(base_time)
  • Standard deviation about the mean for the 31.4 GHz sky brightness temperature(tbsky31_sdev)
  • Sky brightness temperature at 31.4 GHz(tbsky31)
  • Standard deviation about the mean for the IR brightness temperature(ir_temp_sdev)
  • Averaged total liquid water along LOS path(liq)
  • Number of data points averaged for 23tbsky, 31tbsky, vap & liq(num_obs)
  • MWR column precipitable water vapor(vap)
  • Number of contiguous periods in averaging interval flagged by Dynamic Linear Mo(dlm_flag_periods)

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DQRID : D080522.2
Start DateStart TimeEnd DateEnd Time
04/14/2008130004/15/20081300
Subject:
SGP/MWR/B6 - Reprocess: Change in calibration
DataStreams:sgp5mwravgB6.c1, sgpmwrlosB6.b1, sgpmwrtipB6.a1
Description:
There was a slight change in the calibration of the instrument after it recovered from a 
data outage. 

Reprocess the data with the following calibration coefficients:
Tnd23_nom = 238.29; Tc23 = 0.024
Tnd31_nom = 221.78; Tc31 = 0.013
Measurements:sgpmwrtipB6.a1:
  • 31.8 GHz sky brightness temperature derived from tip curve(tbskytip31)
  • Total liquid water along zenith path using tip-derived brightness temperatures(liqtip)
  • Total water vapor along zenith path using tip-derived brightness temperatures(vaptip)
  • 23.8 GHz sky brightness temperature derived from tip curve(tbskytip23)
  • Noise injection temp at nominal temperature at 31.4 GHz(tnd_nom31)
  • Temperature correction coefficient at 23.8 GHz(tc23)
  • Noise injection temp at nominal temperature at 23.8 GHz(tnd_nom23)
  • Temperature correction coefficient at 31.4 GHz(tc31)
sgp5mwravgB6.c1:
  • 23.8 GHz sky brightness temperature(23tbsky)
  • Sky brightness temperature at 31.4 GHz(tbsky31)
  • 31.4 GHz sky brightness temperature(31tbsky)
  • Averaged total liquid water along LOS path(liq)
  • MWR column precipitable water vapor(vap)
  • Sky brightness temperature at 23.8 GHz(tbsky23)
sgpmwrlosB6.b1:
  • Noise injection temp at nominal temperature at 31.4 GHz(tnd_nom31)
  • MWR column precipitable water vapor(vap)
  • Temperature correction coefficient at 31.4 GHz(tc31)
  • Averaged total liquid water along LOS path(liq)
  • Sky brightness temperature at 23.8 GHz(tbsky23)
  • Noise injection temp at nominal temperature at 23.8 GHz(tnd_nom23)
  • Temperature correction coefficient at 23.8 GHz(tc23)
  • Sky brightness temperature at 31.4 GHz(tbsky31)

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