Data Quality Reports for Session: 179640 User: kennedya1 Completed: 09/13/2016

TABLE OF CONTENTS

DQR IDSubjectData Streams Affected Data Quality Metric
D151112.1SGP/CSAPR/I7 - Transmitter DownsgpcsaprsurI7.00Incorrect
D151120.2SGP/XSAPR/I4 - Instrument DownsgpxsaprppiI4.00Missing
D151201.2SGP ALL INSTRUMENTS - Icing EventsgpcsaprsurI7.00, sgpxsaprppiI4.00Does not affect quality
D151202.1SGP/CSAPR/I7 - Receiver not operating as expectedsgpcsaprsurI7.00Incorrect


DQRID : D151112.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
11/06/2015163411/10/20151502Incorrect
Subject:
SGP/CSAPR/I7 - Transmitter Down
DataStreams:sgpcsaprsurI7.00
Description:
Radar was shut down to test a spare azimuth motor. Scans were re-enabled following 
maintenance, but the transmitter remained in standby throughout this period.
Measurements:sgpcsaprsurI7.00:
  • Differential reflectivity, clutter filtered(diff_reflectivity)
  • Unfiltered differential reflectivity(diff_reflectivity_unf)
  • Lag-0 co-polar correlation coefficient, clutter filtered(copol_coeff)
  • Mean Doppler Velocity(mean_doppler_velocity)
  • power_vertical_unf
  • power_horizontal_unf
  • Unfiltered reflectivity in vertical polarization(reflectivity_vertical_unf)
  • Unfiltered reflectivity in horizontal polarization(reflectivity_horizontal_unf)
  • Doppler spectral width, clutter filtered(doppler_spectral_width)
  • norm_coherent_power_unf
  • norm_coherent_power
  • Unfiltered Mean Doppler velocity(mean_doppler_velocity_unf)
  • Unfiltered lag-0 co-polar correlation coefficient(copol_coeff_unf)
  • power_vertical
  • Reflectivity horizontal(reflectivity_horizontal)
  • Specific differential phase, clutter filtered(diff_phase)
  • Unfiltered Doppler spectral width(doppler_spectral_width_unf)
  • Unfiltered differential propagation phase shift(dp_phase_shift_unf)
  • Unfiltered specific differential phase(diff_phase_unf)
  • Clutter filtered reflectivity in vertical polarization(reflectivity_vertical)
  • Differential propagation phase shift(dp_phase_shift)
  • power_horizontal

Back To Table of Contents

DQRID : D151120.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
11/17/2015075011/19/20151459Missing
Subject:
SGP/XSAPR/I4 - Instrument Down
DataStreams:sgpxsaprppiI4.00
Description:
The instrument went down as storms were passing over.  Data for this period are not 
available.
Measurements:sgpxsaprppiI4.00:
  • Attenuation corrected reflectivity(reflectivity_corr)
  • Signal quality index(sig_qual_index)
  • time
  • Unfiltered reflectivity(reflectivity_unf)
  • Mean Doppler Velocity(mean_doppler_velocity)
  • Specific differential phase, clutter filtered(diff_phase)
  • Differential reflectivity, clutter filtered(diff_reflectivity)
  • Differential propagation phase shift(dp_phase_shift)
  • Doppler spectral width, clutter filtered(doppler_spectral_width)
  • gate
  • Reflectivity(reflectivity)
  • Attenuation corrected differential reflectivity(diff_reflectivity_corr)
  • Lag-0 co-polar correlation coefficient, clutter filtered(copol_coeff)

Back To Table of Contents

DQRID : D151201.2
Start DateStart TimeEnd DateEnd Time Data Quality Metric
11/27/2015000011/30/20152359Does not affect quality
Subject:
SGP ALL INSTRUMENTS - Icing Event
DataStreams:sgpcsaprsurI7.00, sgpxsaprppiI4.00
Description:
An icing event (winter storm Cara) passed slowly through the area during this time frame.  
Instruments at the SGP may have been affected by ice accumulation.
Measurements:sgpcsaprsurI7.00:
  • Unfiltered differential reflectivity(diff_reflectivity_unf)
  • Lag-0 co-polar correlation coefficient, clutter filtered(copol_coeff)
  • Mean Doppler Velocity(mean_doppler_velocity)
  • power_horizontal_unf
  • Unfiltered reflectivity in vertical polarization(reflectivity_vertical_unf)
  • Unfiltered reflectivity in horizontal polarization(reflectivity_horizontal_unf)
  • norm_coherent_power
  • Unfiltered lag-0 co-polar correlation coefficient(copol_coeff_unf)
  • Reflectivity horizontal(reflectivity_horizontal)
  • Specific differential phase, clutter filtered(diff_phase)
  • Unfiltered differential propagation phase shift(dp_phase_shift_unf)
  • Differential propagation phase shift(dp_phase_shift)
  • power_horizontal
  • Differential reflectivity, clutter filtered(diff_reflectivity)
  • power_vertical_unf
  • altitude
  • Doppler spectral width, clutter filtered(doppler_spectral_width)
  • norm_coherent_power_unf
  • Unfiltered Mean Doppler velocity(mean_doppler_velocity_unf)
  • range
  • power_vertical
  • azimuth
  • Unfiltered Doppler spectral width(doppler_spectral_width_unf)
  • Clutter filtered reflectivity in vertical polarization(reflectivity_vertical)
  • Unfiltered specific differential phase(diff_phase_unf)
sgpxsaprppiI4.00:
  • Attenuation corrected reflectivity(reflectivity_corr)
  • Doppler spectral width, clutter filtered(doppler_spectral_width)
  • Attenuation corrected differential reflectivity(diff_reflectivity_corr)
  • Specific differential phase, clutter filtered(diff_phase)
  • Lag-0 co-polar correlation coefficient, clutter filtered(copol_coeff)
  • Mean Doppler Velocity(mean_doppler_velocity)
  • Differential reflectivity, clutter filtered(diff_reflectivity)
  • gate
  • Differential propagation phase shift(dp_phase_shift)
  • Reflectivity(reflectivity)
  • Signal quality index(sig_qual_index)
  • Unfiltered reflectivity(reflectivity_unf)

Back To Table of Contents

DQRID : D151202.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
11/26/2015081812/01/20152058Incorrect
Subject:
SGP/CSAPR/I7 - Receiver not operating as expected
DataStreams:sgpcsaprsurI7.00
Description:
The transmitter was up, but the receiver was not reporting accurate power levels.
Measurements:sgpcsaprsurI7.00:
  • Differential reflectivity, clutter filtered(diff_reflectivity)
  • Unfiltered differential reflectivity(diff_reflectivity_unf)
  • Lag-0 co-polar correlation coefficient, clutter filtered(copol_coeff)
  • Mean Doppler Velocity(mean_doppler_velocity)
  • power_vertical_unf
  • power_horizontal_unf
  • Unfiltered reflectivity in vertical polarization(reflectivity_vertical_unf)
  • Unfiltered reflectivity in horizontal polarization(reflectivity_horizontal_unf)
  • Doppler spectral width, clutter filtered(doppler_spectral_width)
  • norm_coherent_power_unf
  • norm_coherent_power
  • Unfiltered Mean Doppler velocity(mean_doppler_velocity_unf)
  • Unfiltered lag-0 co-polar correlation coefficient(copol_coeff_unf)
  • power_vertical
  • Reflectivity horizontal(reflectivity_horizontal)
  • Specific differential phase, clutter filtered(diff_phase)
  • Unfiltered Doppler spectral width(doppler_spectral_width_unf)
  • Unfiltered differential propagation phase shift(dp_phase_shift_unf)
  • Unfiltered specific differential phase(diff_phase_unf)
  • Clutter filtered reflectivity in vertical polarization(reflectivity_vertical)
  • Differential propagation phase shift(dp_phase_shift)
  • power_horizontal

Back To Table of Contents


END OF DATA