netcdf mosmwacrcfrqcM1.b1.20200930.235957 { dimensions: time = UNLIMITED ; // (1789 currently) range = 607 ; sweep = 1 ; frequency = 1 ; string_length_22 = 22 ; r_calib = 1 ; variables: int base_time ; base_time:string = "2020-09-30 00:00:00 0:00" ; base_time:long_name = "Base time in Epoch" ; base_time:units = "seconds since 1970-1-1 0:00:00 0:00" ; base_time:ancillary_variables = "time_offset" ; double time_offset(time) ; time_offset:long_name = "Time offset from base_time" ; time_offset:units = "seconds since 2020-09-30 00:00:00 0:00" ; time_offset:ancillary_variables = "base_time" ; double time(time) ; time:long_name = "Time offset from midnight" ; time:units = "seconds since 2020-09-30 00:00:00 0:00" ; time:standard_name = "time" ; time:calendar = "gregorian" ; int censor_mask(time, range) ; censor_mask:long_name = "Censor Mask" ; censor_mask:units = "1" ; censor_mask:flag_masks = 1 ; censor_mask:flag_meanings = "horizontal_snr_below_threshold" ; censor_mask:coordinates = "elevation azimuth range" ; censor_mask:standard_name = "radar_quality_mask" ; short mean_doppler_velocity(time, range) ; mean_doppler_velocity:long_name = "Radial mean Doppler velocity, positive for motion away from the instrument" ; mean_doppler_velocity:units = "m/s" ; mean_doppler_velocity:coordinates = "elevation azimuth range" ; mean_doppler_velocity:standard_name = "radial_velocity_of_scatterers_away_from_instrument" ; mean_doppler_velocity:add_offset = 0.01175499f ; mean_doppler_velocity:scale_factor = 0.0001833624f ; mean_doppler_velocity:_FillValue = -32767s ; short mean_doppler_velocity_crosspolar_v(time, range) ; mean_doppler_velocity_crosspolar_v:long_name = "Doppler velocity, crosspolar for vertical channel" ; mean_doppler_velocity_crosspolar_v:units = "m/s" ; mean_doppler_velocity_crosspolar_v:coordinates = "elevation azimuth range" ; mean_doppler_velocity_crosspolar_v:standard_name = "radial_velocity_of_scatterers_away_from_instrument" ; mean_doppler_velocity_crosspolar_v:add_offset = 0.f ; mean_doppler_velocity_crosspolar_v:scale_factor = 1.f ; mean_doppler_velocity_crosspolar_v:_FillValue = -32767s ; short reflectivity(time, range) ; reflectivity:long_name = "Equivalent reflectivity factor" ; reflectivity:units = "dBZ" ; reflectivity:coordinates = "elevation azimuth range" ; reflectivity:standard_name = "equivalent_reflectivity_factor" ; reflectivity:add_offset = -45.39489f ; reflectivity:scale_factor = 0.0007457942f ; reflectivity:applied_bias_correction = 10.16842f ; reflectivity:_FillValue = -32767s ; short reflectivity_crosspolar_v(time, range) ; reflectivity_crosspolar_v:long_name = "Equivalent reflectivity factor, crosspolar for vertical channel" ; reflectivity_crosspolar_v:units = "dBZ" ; reflectivity_crosspolar_v:coordinates = "elevation azimuth range" ; reflectivity_crosspolar_v:standard_name = "equivalent_reflectivity_factor" ; reflectivity_crosspolar_v:add_offset = 0.f ; reflectivity_crosspolar_v:scale_factor = 1.f ; reflectivity_crosspolar_v:_FillValue = -32767s ; short signal_to_noise_ratio_copolar_h(time, range) ; signal_to_noise_ratio_copolar_h:long_name = "Signal-to-noise ratio, horizontal channel" ; signal_to_noise_ratio_copolar_h:units = "dB" ; signal_to_noise_ratio_copolar_h:coordinates = "elevation azimuth range" ; signal_to_noise_ratio_copolar_h:standard_name = "radar_signal_to_noise_ratio_copolar_h" ; signal_to_noise_ratio_copolar_h:add_offset = -10.59255f ; signal_to_noise_ratio_copolar_h:scale_factor = 0.0006579764f ; signal_to_noise_ratio_copolar_h:_FillValue = -32767s ; short signal_to_noise_ratio_crosspolar_v(time, range) ; signal_to_noise_ratio_crosspolar_v:long_name = "Signal-to-noise ratio, Cross-polar for vertical channel" ; signal_to_noise_ratio_crosspolar_v:units = "dB" ; signal_to_noise_ratio_crosspolar_v:coordinates = "elevation azimuth range" ; signal_to_noise_ratio_crosspolar_v:standard_name = "radar_signal_to_noise_ratio_crosspolar_v" ; signal_to_noise_ratio_crosspolar_v:add_offset = 0.f ; signal_to_noise_ratio_crosspolar_v:scale_factor = 1.f ; signal_to_noise_ratio_crosspolar_v:_FillValue = -32767s ; short spectral_width(time, range) ; spectral_width:long_name = "Spectral width" ; spectral_width:units = "m/s" ; spectral_width:coordinates = "elevation azimuth range" ; spectral_width:standard_name = "radar_doppler_spectrum_width" ; spectral_width:add_offset = 1.011419f ; spectral_width:scale_factor = 3.086795e-05f ; spectral_width:_FillValue = -32767s ; short spectral_width_crosspolar_v(time, range) ; spectral_width_crosspolar_v:long_name = "Spectral Width, Crosspolar for Vertical Channel" ; spectral_width_crosspolar_v:units = "m/s" ; spectral_width_crosspolar_v:coordinates = "elevation azimuth range" ; spectral_width_crosspolar_v:standard_name = "radar_doppler_spectrum_width" ; spectral_width_crosspolar_v:add_offset = 0.f ; spectral_width_crosspolar_v:scale_factor = 1.f ; spectral_width_crosspolar_v:_FillValue = -32767s ; float frequency(frequency) ; frequency:long_name = "Transmit center frequency" ; frequency:units = "Hz" ; frequency:meta_group = "instrument_parameters" ; float range(range) ; range:long_name = "Range to measurement volume" ; range:units = "m" ; range:meters_between_gates = 17.48789f ; range:meters_to_center_of_first_gate = 59.94967f ; range:spacing_is_constant = "True" ; range:standard_name = "projection_range_coordinate" ; range:axis = "radial_range_coordinate" ; float azimuth(time) ; azimuth:long_name = "Azimuth angle from true north" ; azimuth:units = "degree" ; azimuth:standard_name = "sensor_to_target_azimuth_angle" ; azimuth:axis = "radial_azimuth_coordinate" ; azimuth:_FillValue = -9999.f ; float elevation(time) ; elevation:long_name = "Elevation angle from horizontal plane" ; elevation:units = "degree" ; elevation:standard_name = "sensor_to_target_elevation_angle" ; elevation:axis = "radial_elevation_coordinate" ; elevation:_FillValue = -9999.f ; int first_usable_range_gate ; first_usable_range_gate:long_name = "First suggested usable gate" ; first_usable_range_gate:units = "1" ; first_usable_range_gate:comment = "Index of first usable gate (See Handbook)" ; first_usable_range_gate:_FillValue = -9999 ; float fixed_angle(sweep) ; fixed_angle:long_name = "Ray target fixed angle" ; fixed_angle:units = "degree" ; fixed_angle:_FillValue = -9999.f ; float gps_altitude(time) ; gps_altitude:long_name = "Altitude of instrument from onboard GPS" ; gps_altitude:units = "m" ; gps_altitude:_FillValue = -9999.f ; float gps_latitude(time) ; gps_latitude:long_name = "Latitude of instrument from onboard GPS" ; gps_latitude:units = "degree_N" ; gps_latitude:_FillValue = -9999.f ; float gps_longitude(time) ; gps_longitude:long_name = "Longitude of instrument from onboard GPS" ; gps_longitude:units = "degree_E" ; gps_longitude:_FillValue = -9999.f ; float gps_heading_angle(time) ; gps_heading_angle:long_name = "Angle of platform heading from onboard GPS" ; gps_heading_angle:units = "degree_N" ; gps_heading_angle:_FillValue = -9999.f ; float gps_heading_magnitude(time) ; gps_heading_magnitude:long_name = "Speed of platform heading from onboard GPS" ; gps_heading_magnitude:units = "km/hour" ; gps_heading_magnitude:_FillValue = -9999.f ; char instrument_type(string_length_22) ; instrument_type:long_name = "Type of instrument" ; instrument_type:units = "1" ; instrument_type:standard_name = "type_of_instrument" ; int n_samples(time) ; n_samples:long_name = "Number of Samples used to compute moments" ; n_samples:units = "1" ; n_samples:meta_group = "instrument_parameters" ; n_samples:standard_name = "number_of_samples_used_to_compute_moments" ; n_samples:_FillValue = -9999 ; float nyquist_velocity(time) ; nyquist_velocity:long_name = "Unambiguous doppler velocity" ; nyquist_velocity:units = "m/s" ; nyquist_velocity:meta_group = "instrument_parameters" ; nyquist_velocity:_FillValue = -9999.f ; char platform_type(string_length_22) ; platform_type:long_name = "Platform type" ; platform_type:units = "1" ; platform_type:standard_name = "platform_type" ; char polarization_mode(sweep, string_length_22) ; polarization_mode:long_name = "Polarization mode for sweep" ; polarization_mode:units = "1" ; polarization_mode:meta_group = "instrument_parameters" ; polarization_mode:standard_name = "transmit_receive_polarization_mode" ; float prt(time) ; prt:long_name = "Pulse repetition time" ; prt:units = "s" ; prt:_FillValue = -9999.f ; char prt_mode(sweep, string_length_22) ; prt_mode:long_name = "Transmit pulse mode" ; prt_mode:units = "1" ; prt_mode:meta_group = "instrument_parameters" ; prt_mode:standard_name = "transmit_pulse_mode" ; float pulse_width(time) ; pulse_width:long_name = "Transmitter pulse width" ; pulse_width:units = "s" ; pulse_width:meta_group = "instrument_parameters" ; pulse_width:_FillValue = -9999.f ; float r_calib_dielectric_factor_used(r_calib) ; r_calib_dielectric_factor_used:long_name = "Calibrated radar dielectric factor in use" ; r_calib_dielectric_factor_used:units = "1" ; r_calib_dielectric_factor_used:meta_group = "radar_calibration" ; r_calib_dielectric_factor_used:standard_name = "r_calib_dielectric_factor_used" ; r_calib_dielectric_factor_used:_FillValue = -9999.f ; byte r_calib_index(time) ; r_calib_index:long_name = "Calibration data array index per ray" ; r_calib_index:units = "1" ; r_calib_index:meta_group = "radar_calibration" ; r_calib_index:_FillValue = -127b ; float r_calib_probert_jones_correction(r_calib) ; r_calib_probert_jones_correction:long_name = "Calibrated radar Probert-Jones correction factor" ; r_calib_probert_jones_correction:units = "dB" ; r_calib_probert_jones_correction:meta_group = "radar_calibration" ; r_calib_probert_jones_correction:standard_name = "calibrated_radar_probert_jones_correction_factor" ; r_calib_probert_jones_correction:_FillValue = -9999.f ; float r_calib_radar_constant_h(r_calib) ; r_calib_radar_constant_h:long_name = "Calibrated radar constant horizontal channel" ; r_calib_radar_constant_h:units = "dB" ; r_calib_radar_constant_h:meta_group = "radar_calibration" ; r_calib_radar_constant_h:standard_name = "calibrated_radar_constant_h_channel" ; r_calib_radar_constant_h:_FillValue = -9999.f ; float r_calib_radar_constant_v(r_calib) ; r_calib_radar_constant_v:long_name = "Calibrated radar constant vertical channel" ; r_calib_radar_constant_v:units = "dB" ; r_calib_radar_constant_v:meta_group = "radar_calibration" ; r_calib_radar_constant_v:standard_name = "calibrated_radar_constant_v_channel" ; r_calib_radar_constant_v:_FillValue = -9999.f ; float r_calib_receiver_gain_hc(r_calib) ; r_calib_receiver_gain_hc:long_name = "Calibrated radar receiver gain horizontal copolar channel" ; r_calib_receiver_gain_hc:units = "dB" ; r_calib_receiver_gain_hc:meta_group = "radar_calibration" ; r_calib_receiver_gain_hc:standard_name = "calibrated_radar_receiver_gain_co_polar_channel" ; r_calib_receiver_gain_hc:_FillValue = -9999.f ; float r_calib_receiver_gain_vx(r_calib) ; r_calib_receiver_gain_vx:long_name = "Calibrated radar receiver gain vertical crosspolar channel" ; r_calib_receiver_gain_vx:units = "dB" ; r_calib_receiver_gain_vx:standard_name = "calibrated_radar_receiver_gain_v_cross_polar_channel" ; r_calib_receiver_gain_vx:_FillValue = -9999.f ; float r_calib_receiver_mismatch_loss_h(r_calib) ; r_calib_receiver_mismatch_loss_h:long_name = "Calibrated radar finite bandwidth loss horizontal channel" ; r_calib_receiver_mismatch_loss_h:units = "dB" ; r_calib_receiver_mismatch_loss_h:meta_group = "radar_calibration" ; r_calib_receiver_mismatch_loss_h:standard_name = "r_calib_receiver_mismatch_loss_h" ; r_calib_receiver_mismatch_loss_h:_FillValue = -9999.f ; float r_calib_receiver_mismatch_loss_v(r_calib) ; r_calib_receiver_mismatch_loss_v:long_name = "Radar calibrated finite bandwidth loss vertical channel" ; r_calib_receiver_mismatch_loss_v:units = "dB" ; r_calib_receiver_mismatch_loss_v:meta_group = "radar_calibration" ; r_calib_receiver_mismatch_loss_v:standard_name = "r_calib_receiver_mismatch_loss_v" ; r_calib_receiver_mismatch_loss_v:_FillValue = -9999.f ; float r_calib_rx_path_loss_h(r_calib) ; r_calib_rx_path_loss_h:long_name = "Calibrated radar rx path loss horizontal channel" ; r_calib_rx_path_loss_h:units = "dB" ; r_calib_rx_path_loss_h:standard_name = "calibrated_radar_rx_path_loss_h_channel" ; r_calib_rx_path_loss_h:_FillValue = -9999.f ; float r_calib_rx_path_loss_v(r_calib) ; r_calib_rx_path_loss_v:long_name = "Calibrated radar rx path loss vertical channel" ; r_calib_rx_path_loss_v:units = "dB" ; r_calib_rx_path_loss_v:standard_name = "calibrated_radar_rx_path_loss_v_channel" ; r_calib_rx_path_loss_v:_FillValue = -9999.f ; float r_calib_two_way_radome_loss_h(r_calib) ; r_calib_two_way_radome_loss_h:long_name = "Radar calibration two way radome loss horizontal channel" ; r_calib_two_way_radome_loss_h:units = "dB" ; r_calib_two_way_radome_loss_h:standard_name = "radar_calibration_two_way_radome_loss_h_channel" ; r_calib_two_way_radome_loss_h:_FillValue = -9999.f ; float r_calib_tx_path_loss_h(r_calib) ; r_calib_tx_path_loss_h:long_name = "Calibrated radar tx path loss horizontal channel" ; r_calib_tx_path_loss_h:units = "dB" ; r_calib_tx_path_loss_h:standard_name = "calibrated_radar_tx_path_loss_h_channel" ; r_calib_tx_path_loss_h:_FillValue = -9999.f ; float radar_antenna_gain_h ; radar_antenna_gain_h:long_name = "Nominal Antenna gain, H Polarization" ; radar_antenna_gain_h:units = "dB" ; radar_antenna_gain_h:meta_group = "radar_parameters" ; radar_antenna_gain_h:_FillValue = -9999.f ; float radar_antenna_gain_v ; radar_antenna_gain_v:long_name = "Nominal Antenna gain, Vertical Polarization" ; radar_antenna_gain_v:units = "dB" ; radar_antenna_gain_v:meta_group = "radar_parameters" ; radar_antenna_gain_v:_FillValue = -9999.f ; float radar_beam_width_h ; radar_beam_width_h:long_name = "Half power radar beam width horizontal channel" ; radar_beam_width_h:units = "degree" ; radar_beam_width_h:_FillValue = -9999.f ; float radar_beam_width_v ; radar_beam_width_v:long_name = "Half power radar beam width vertical channel" ; radar_beam_width_v:units = "degree" ; radar_beam_width_v:_FillValue = -9999.f ; float radar_measured_sky_noise_h(time) ; radar_measured_sky_noise_h:long_name = "Measured sky noise, horizontal channel" ; radar_measured_sky_noise_h:units = "dBm" ; radar_measured_sky_noise_h:_FillValue = -9999.f ; float radar_measured_sky_noise_v(time) ; radar_measured_sky_noise_v:long_name = "Measured sky noise, vertical channel" ; radar_measured_sky_noise_v:units = "dBm" ; radar_measured_sky_noise_v:_FillValue = -9999.f ; float radar_measured_transmit_power(time) ; radar_measured_transmit_power:long_name = "Radar measured transmit peak power" ; radar_measured_transmit_power:units = "dBm" ; radar_measured_transmit_power:meta_group = "instrument_parameters" ; radar_measured_transmit_power:standard_name = "radar_transmit_power" ; radar_measured_transmit_power:_FillValue = -9999.f ; int sweep_end_ray_index(sweep) ; sweep_end_ray_index:long_name = "Index of last ray in sweep" ; sweep_end_ray_index:units = "1" ; sweep_end_ray_index:_FillValue = -9999 ; char sweep_mode(sweep, string_length_22) ; sweep_mode:long_name = "Scan mode for sweep" ; sweep_mode:units = "1" ; int sweep_number(sweep) ; sweep_number:long_name = "Sweep index number 0 based" ; sweep_number:units = "1" ; sweep_number:_FillValue = -9999 ; int sweep_start_ray_index(sweep) ; sweep_start_ray_index:long_name = "Index of first ray in sweep" ; sweep_start_ray_index:units = "1" ; sweep_start_ray_index:_FillValue = -9999 ; char time_coverage_end(string_length_22) ; time_coverage_end:long_name = "Data volume end time UTC" ; time_coverage_end:units = "1" ; time_coverage_end:standard_name = "data_value_end_time_utc" ; time_coverage_end:ancillary_variables = "time_coverage_start" ; char time_coverage_start(string_length_22) ; time_coverage_start:long_name = "Data volume start time UTC" ; time_coverage_start:units = "1" ; time_coverage_start:standard_name = "data_volume_start_time_utc" ; float unambiguous_range(time) ; unambiguous_range:long_name = "Unambiguous Range" ; unambiguous_range:units = "m" ; unambiguous_range:meta_group = "instrument_parameters" ; unambiguous_range:standard_name = "unambiguous_range" ; unambiguous_range:_FillValue = -9999.f ; int volume_number ; volume_number:long_name = "Data volume index number" ; volume_number:units = "1" ; volume_number:standard_name = "volume_number" ; volume_number:_FillValue = -9999 ; float latitude(time) ; latitude:long_name = "Latitude" ; latitude:units = "degree_N" ; latitude:standard_name = "latitude" ; latitude:valid_min = -90.f ; latitude:valid_max = 90.f ; latitude:_FillValue = -9999.f ; float longitude(time) ; longitude:long_name = "Longitude" ; longitude:units = "degree_E" ; longitude:standard_name = "longitude" ; longitude:valid_min = -180.f ; longitude:valid_max = 180.f ; longitude:_FillValue = -9999.f ; float altitude(time) ; altitude:long_name = "Altitude" ; altitude:units = "m" ; altitude:standard_name = "altitude" ; altitude:_FillValue = -9999.f ; float altitude_agl(time) ; altitude_agl:long_name = "Altitude above ground level" ; altitude_agl:units = "m" ; altitude_agl:standard_name = "height" ; altitude_agl:_FillValue = -9999.f ; float lat(time) ; lat:long_name = "North latitude" ; lat:units = "degree_N" ; lat:standard_name = "latitude" ; lat:valid_min = -90.f ; lat:valid_max = 90.f ; lat:_FillValue = -9999.f ; float lon(time) ; lon:long_name = "East longitude" ; lon:units = "degree_E" ; lon:standard_name = "longitude" ; lon:valid_min = -180.f ; lon:valid_max = 180.f ; lon:_FillValue = -9999.f ; float alt(time) ; alt:long_name = "Altitude above mean sea level" ; alt:units = "m" ; alt:standard_name = "altitude" ; alt:_FillValue = -9999.f ; // global attributes: :command_line = "mwacrcfrqc_ingest -D 2 -s mos -f M1 -R -n mwacrcfrqc --asynchronous --disable-email -b 20200930.235956 -e 20201001.000006" ; :Conventions = "ARM-1.3 CF/Radial-1.4 instrument_parameters radar_parameters radar_calibration" ; :process_version = "ingest-mwacrcfrqc-0.0-0.dev0.dirty.el8" ; :dod_version = "mwacrcfrqc-b1-1.0" ; :input_source = "/data/reproc/recordsMOS_REPROC/collection/mos/mosmwacrM1.00/MWACR_MOMENTS_20201001-000000.dat" ; :site_id = "mos" ; :platform_id = "mwacrcfrqc" ; :facility_id = "M1" ; :data_level = "b1" ; :location_description = "Multidisciplinary drifting Observatory for the Study of Arctic Climate (MOSAiC) , Research Vessel PolarStern" ; :datastream = "mosmwacrcfrqcM1.b1" ; :antenna_altitude = "24.23 m" ; :antenna_diameter = "0.6096 m" ; :antenna_gain = "51.480000 dB" ; :clutter_avg_len = "6" ; :clutter_filter_enabled = 1 ; :fft_len = 512 ; :institution = "U.S. Department of Energy Atmospheric Radiation Measurement (ARM) Climate Research Facility" ; :instrument_name = "MWACR" ; :nyquist_velocity = "6.019813 m/s" ; :post_avg_len = 5 ; :processing_mode = 3 ; :processing_mode_description = "1=Pulse-pair moments,H-pol transmit only, 3=FFT moments, H-pol transmit only, 16=Polarimetric pulse-pair moments, 17=Polarimetric FFT moments, 18=Fully polarimetric" ; :radar_operating_frequency = "95.040000 GHz" ; :radar_version = "MWACR" ; :references = "See Instrument Handbook" ; :scan_mode = "vpt" ; :site_name = "mosM1" ; :title = "ARM MWACR Moments B1" ; :transform_history = "Offset from file \'/gpfs/wolf/atm125/proj-shared/schuman/mos_b1/home/apps/process/conf/ingest/mwacrcfrqc/mosmwacr_offset.csv\' applied on variable(s) \'reflectivity\' of 10.16842165758251 . New attribute saved on variable.\n", "Variable \'censor_mask\' set as a bit mask. SNR threshold of 0.0 applied based on variable \'signal_to_noise_ratio_copolar_h\', mask value is 1. " ; :doi = "10.5439/1998166" ; :history = "created by user schuman on machine cirrus12.ccs.ornl.gov at 2023-09-18 22:22:33, using ingest-mwacrcfrqc-0.0-0.dev0.dirty.el8" ; :_NCProperties = "version=2,netcdf=4.8.1,hdf5=1.12.2" ; }