Data Quality Reports for Session: 144398 User: eluke Completed: 08/23/2012


TABLE OF CONTENTS

DQR IDSubjectData Streams Affected
D050103.1NSA/MMCR/C1 - Coherent Up/Down Coverter OffnsammcrmomC1.00, nsammcrmomC1.b1, nsammcrspecmomC1.a0
D060928.4NSA/SONDE/C1 - Increased precision for alt, dp, pres, rh, tdrynsasondewnpnC1.b1
D100215.3NSA/VCEIL/C1/C2 - Reprocess: Incorrect serial_number and sum_backscatter fieldsnsavceil25kC1.b1, nsavceil25kC2.b1


DQRID : D050103.1
Start DateStart TimeEnd DateEnd Time
12/29/2004020001/03/20052250
Subject:
NSA/MMCR/C1 - Coherent Up/Down Coverter Off
DataStreams:nsammcrmomC1.00, nsammcrmomC1.b1, nsammcrspecmomC1.a0
Description:
The Coherent Up/Down Converter was inadvertently turned off during this period.
Measurements:nsammcrmomC1.b1:
  • TimeAvg
  • DataQualityStatus
  • StartGateDelay
  • NumSpectralAverages
  • SkyNoiseLevel
  • RangeCorrectedPower
  • base_time
  • RadarConstant
  • time_offset
  • InterPulsePeriod
  • lat
  • alt
  • NumCodeBits
  • MMCR Mean Doppler Velocity(MeanDopplerVelocity)
  • PeakTransmittedPowerAvg
  • NyquistVelocity
  • ReceiverNumber
  • MMCR Spectral Width(SpectralWidth)
  • Cloud, reflectivity, at altitude(Reflectivity)
  • NumHeights
  • heights
  • TWTStatusCode
  • Power
  • NumFFT
  • ReceiverMode
  • AvgNoiseLevel
  • RxGain
  • NoiseLevel
  • Rx290KLevel
  • SignalToNoiseRatio
  • ClutterHeight
  • DCFilterONOFF
  • CalCheckTime
  • WindowingONOFF
  • lon
  • ModeDescription
  • RxCalTimeStamp
  • time
  • CalCheckLevel
  • NumReceivers
  • CircularDepolarizationRatio
  • NumCoherentIntegrations
  • ModeNum
  • PulseWidth
  • GateSpacing
  • MinimumDetectableReflectivity

nsammcrspecmomC1.a0:
  • StartGateDelay
  • NumSpectralAverages
  • MMCR Mean Doppler Velocity(MeanDopplerVelocity)
  • Elevation
  • CircularDepolarizationRatio
  • NumFFT
  • InterPulsePeriod
  • NumCodeBits
  • MinimumDetectableReflectivity
  • time_offset
  • Power
  • Heights
  • NumReceivers
  • NoiseLevel
  • ModeDescription
  • lon
  • SkyNoiseLevel
  • ModeNum
  • RxCalTimeStamp
  • Rx290KLevel
  • CalCheckLevel
  • base_time
  • alt
  • DataQualityStatus
  • RadarConstant
  • CalibrationConstant
  • SignalToNoiseRatio
  • ReceiverNumber
  • CalCheckTime
  • NumHeights
  • ReceiverMode
  • NyquistVelocity
  • AvgNoiseLevel
  • MMCR Spectral Width(SpectralWidth)
  • Azimuth
  • WindowingONOFF
  • ClutterHeight
  • PulseWidth
  • Cloud, doppler spectrum, at altitude, 8-mm radar(Spectra)
  • RxGain
  • NumCoherentIntegrations
  • RangeCorrectedPower
  • Cloud, reflectivity, at altitude(Reflectivity)
  • DCFilterONOFF
  • GateSpacing
  • lat

nsammcrmomC1.00:
  • AVHRR satellite images for Darwin from BOM (RAW)(raw)


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DQRID : D060928.4
Start DateStart TimeEnd DateEnd Time
09/29/2006050012/31/99992359
Subject:
NSA/SONDE/C1 - Increased precision for alt, dp, pres, rh, tdry
DataStreams:nsasondewnpnC1.b1
Description:
The output precision of the following variables was increased 20060929:

   alt	changed from 1m to 0.1m
   dp	changed from 0.1degC to 0.01degC
   pres changed from 0.1 hPa to 0.01 hPa
   RH	changed from 1%RH to 0.01%RH
   tdry changed from .1degC to 0.01degC

Note that the increase in precision does not necessarily imply an increase
in accuracy.  Users are cautioned to continue to use their best scientific
judgement when using these or any other data.
Measurements:nsasondewnpnC1.b1:
  • alt
  • Dry Bulb Temperature(tdry)
  • Dewpoint Temperature(dp)
  • Humidity, relative(rh)
  • Pressure, atmospheric, constant value of model level, RUC model output(pres)


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DQRID : D100215.3
Start DateStart TimeEnd DateEnd Time
08/22/1999000010/31/20092359
Subject:
NSA/VCEIL/C1/C2 - Reprocess: Incorrect serial_number and sum_backscatter fields
DataStreams:nsavceil25kC1.b1, nsavceil25kC2.b1
Description:
Attribute serial_number: In most cases, this field is not representative of the actual 
serial number of the instrument because the value did not change when an instrument changed 
locations or was replaced with a spare.
   
Variable sum_backscatter: An out-of-range condition for the "sum of detected and 
normalized backscatter" was reported as 0 instead of missing (-9999). The valid range is 0 - 
0.0999 /srad.
   
This DQR also applies to a1 and b1 level data collected prior to the begin date.
Measurements:nsavceil25kC2.b1:
  • sum_backscatter

nsavceil25kC1.b1:
  • sum_backscatter


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