Data Quality Reports for Session: 110450 User: sbenson Completed: 02/13/2008


TABLE OF CONTENTS

DQR IDSubjectData Streams Affected
D060901.1TWP/MPL/C1 - Data dropoutstwpmplC1.a1, twpmplcmask1clothC1.c1, twpmplsmask1clothC1.c1


DQRID : D060901.1
Start DateStart TimeEnd DateEnd Time
08/19/2006180008/28/20060041
Subject:
TWP/MPL/C1 - Data dropouts
DataStreams:twpmplC1.a1, twpmplcmask1clothC1.c1, twpmplsmask1clothC1.c1
Description:
Data dropouts occurred during this period. Problem ended when MPL computer was rebooted.
Measurements:twpmplC1.a1:
  • Background Signal(background_signal)
  • Angle of orientation with respect to true geographic north(tranceiver_azimuth_angle)
  • range(range)
  • Array of heights for the range gates(height)
  • Detector Temperature(detector_temp)
  • Dummy altitude for Zeb(alt)
  • required to correct raw counts for detector deadtime prior to all other
    corrections.(deadtime_correction)
  • Amount of time the actual laser pulse lags behind the sync trigger(laser_sync_offset)
  • GPS raw data filename(filename)
  • lon(lon)
  • Attenuated backscatter(detector_counts)
  • Maximum altitude retrieved from multichannel scalar card.(max_altitude)
  • Voltage level which operates the thermistor(voltage_10)
  • Cloud base height(cbh)
  • Repetition Rate, or Trigger Frequency of the laser(pulse_rep)
  • Preliminary cloud base height(preliminary_cbh)
  • Voltage level which operates the energy monitor(voltage_15)
  • value represents date of last configuration change as yyyymmdd(property)
  • lat(lat)
  • Angle of inclination with respect to horizontal(tranceiver_altitude_angle)
  • Number of laser pulses summed during measurement interval(shots_sum)
  • Laser Temperature(laser_temp)
  • Aerosol backscatter coefficient at 355 nm(backscatter)
  • Filter Temperature(filter_temp)
  • time(time)
  • Sum of raw backscatter counts per bin prior to ANY corrections.(total_counts)
  • Distance from leading edge of first range bin to the center of each bin .(range_bins)
  • Repetition rate, or Trigger Frequency of the laser(trigger_freq)
  • Time offset of tweaks from base_time(time_offset)
  • Voltage level which operates the A_D card and the detector(voltage_5)
  • Width of range-bins calculated from range_bin_time(range_bin_width)
  • Assumed zero-range bin number\(assumed_zero_range_bin)
  • Number of laser shots recorded(shots_summed)
  • Instrument Temperature(instrument_temp)
  • effective range offset due to poor sync between laser firing and A/D trigger.(range_offset)
  • base time(base_time)
  • Laser output energy per pulse(energy_monitor)
  • Amount of time the scalar lags behind the sync trigger(scalar_sync_offset)
  • Amount of time laser pulse lags behind the scalar trigger(laser_scalar_sync_offset)
  • Voltage level which operates the A/D card and the detector(voltage_05)
  • Time in nanoseconds for each range bin of multichannel scalar card.(range_bin_time)

twpmplsmask1clothC1.c1:
  • Time offset of tweaks from base_time(time_offset)
  • Height of Center of Each Range Bin(Heights)
  • MPL Cloth et al. Algorithm Significance Mask(SigniMaskMplCloth)
  • base time(base_time)

twpmplcmask1clothC1.c1:
  • base time(base_time)
  • Time offset of tweaks from base_time(time_offset)
  • Height of Center of Each Range Bin(Heights)
  • MPL Cloth et al. Algorithm Cloud Mask(CloudMaskMplCloth)


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