| Subject: | SGP/MPL/C1 - Data missing due to hardware failures |
| DataStreams: | sgpmplC1.00, sgpmplC1.a0, sgpmplC1.a1, sgpmplcbh1scottC1.c0, sgpmplcbh1scottC1.c1,
sgpmplnor1campC1.c1
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| Description: | The MPL instrument was out of service during the time
range specified due to hardware failures. Data during
this period are missing and unrecoverable. |
| Measurements: | sgpmplC1.00: - Raw data stream - documentation not supported(Raw data stream - documentation not supported)
sgpmplcbh1scottC1.c0: - Raw data stream - documentation not supported(Raw data stream - documentation not supported)
sgpmplC1.a1: - base time(base_time)
- Preliminary cloud base height(preliminary_cbh)
- Time offset of tweaks from base_time(time_offset)
- Maximum altitude retrieved from multichannel scalar card.(max_altitude)
- Detector Temperature(detector_temp)
- Repetition rate, or Trigger Frequency of the laser(trigger_freq)
- lat(lat)
- range(range)
- Number of laser shots recorded(shots_summed)
- value represents date of last configuration change as yyyymmdd(property)
- Background Signal(background_signal)
- Aerosol backscatter coefficient at 355 nm(backscatter)
- Amount of time the actual laser pulse lags behind the sync trigger(laser_sync_offset)
- Voltage level which operates the thermistor(voltage_10)
- Array of heights for the range gates(height)
- Time in nanoseconds for each range bin of multichannel scalar card.(range_bin_time)
- Number of laser pulses summed during measurement interval(shots_sum)
- Amount of time the scalar lags behind the sync trigger(scalar_sync_offset)
- Laser Temperature(laser_temp)
- Angle of inclination with respect to horizontal(transceiver_altitude_angle)
- Distance from leading edge of first range bin to the center of each bin .(range_bins)
- effective range offset due to poor sync between laser firing and A/D trigger.(range_offset)
- Repetition Rate, or Trigger Frequency of the laser(pulse_rep)
- Angle of orientation with respect to true geographic north(transceiver_azimuth_angle)
- Laser output energy per pulse(energy_monitor)
- Instrument Temperature(instrument_temp)
- Amount of time laser pulse lags behind the scalar trigger(laser_scalar_sync_offset)
- Width of range-bins calculated from range_bin_time(range_bin_width)
- Dummy altitude for Zeb(alt)
- time(time)
- required to correct raw counts for detector deadtime prior to all other
corrections.(deadtime_correction) - Voltage level which operates the energy monitor(voltage_15)
- Filter Temperature(filter_temp)
- Sum of raw backscatter counts per bin prior to ANY corrections.(total_counts)
- Voltage level which operates the A/D card and the detector(voltage_05)
- lon(lon)
sgpmplcbh1scottC1.c1: - Time offset of tweaks from base_time(time_offset)
- lon(lon)
- lat(lat)
- Dummy altitude for Zeb(alt)
- base time(base_time)
- Cloud base height(cbh)
sgpmplnor1campC1.c1: - Background Signal(background_signal)
- Instrument Temperature(instrument_temp)
- Time offset of tweaks from base_time(time_offset)
- Cloud base height, measured by MPL(cloud_base_height)
- Laser output energy per pulse(energy_monitor)
- lat(lat)
- Cloud mask(cloud_mask_2)
- Array of heights for the range gates(height)
- Number of laser shots recorded(shots_summed)
- Repetition Rate, or Trigger Frequency of the laser(pulse_rep)
- The update time of the historical baseline used for the cloud boundary
determination of this sample(baseline_update_time) - cloud top height(cloud_top_height)
- Aerosol backscatter coefficient at 355 nm(backscatter)
- Flag indicating whether the beam was extinguished at indicated cloud top(cloud_top_attenuation_flag)
- Detector Temperature(detector_temp)
- Cloud mask(cloud_mask_1)
- Laser Temperature(laser_temp)
- lon(lon)
- base time(base_time)
- Relative random error in backscatter profiles(random_error)
- Dummy altitude for Zeb(alt)
sgpmplC1.a0: - Cloud base height, measured by MPL(cloud_base_height)
- Instrument Temperature(instrument_temp)
- Repetition Rate, or Trigger Frequency of the laser(pulse_rep)
- Voltage level which operates the energy monitor(voltage_15)
- Instrument temperature(instrument_temperature)
- Background Signal(background_signal)
- Voltage level which operates the A/D card and the detector(voltage_05)
- base time(base_time)
- Number of laser shots recorded(shots_summed)
- lat(lat)
- Voltage level which operates the thermistor(voltage_10)
- Laser output energy per pulse(energy_monitor)
- Filter Temperature(filter_temp)
- Laser Temperature(laser_temp)
- Binary data quality flag(cloud_base_height_dq_flag)
- Aerosol backscatter coefficient at 355 nm(backscatter)
- Array of heights for the range gates(height)
- lon(lon)
- Detector Temperature(detector_temp)
- Time offset of tweaks from base_time(time_offset)
- Dummy altitude for Zeb(alt)
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