netcdf sgpaerosolbe1turnC1.s1.20210301.000000 { dimensions: time = UNLIMITED ; // (4464 currently) height = 177 ; height_rl = 192 ; parameter = 2 ; variables: int base_time ; base_time:string = "2021-03-01 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" ; double time_offset(time) ; time_offset:long_name = "Time offset from base_time" ; time_offset:units = "seconds since 2021-03-01 00:00:00 0:00" ; double time(time) ; time:long_name = "Time offset from midnight" ; time:units = "seconds since 2021-03-01 00:00:00 0:00" ; time:standard_name = "time" ; float be_aod_500(time) ; be_aod_500:long_name = "Best estimate aerosol optical depth at 500 nm" ; be_aod_500:units = "unitless" ; be_aod_500:missing_value = -9999.f ; be_aod_500:comment = "See technical report for details on computation" ; int qc_be_aod_500(time) ; qc_be_aod_500:long_name = "Quality check results on field: Best estimate aerosol optical depth at 500 nm" ; qc_be_aod_500:units = "unitless" ; qc_be_aod_500:description = "This field contains qc values which should be interpreted as listed:\n", "0 = Good: Data exists and passed all qc tests.\n", "1 = Indeterminate: Data may be bad, further analysis recommended.\n", "2 = Bad: Data has a bad value.\n", "3 = Missing: Data is missing." ; int source_be_aod_500(time) ; source_be_aod_500:long_name = "Source of best-estimate AOD at 500 nm" ; source_be_aod_500:units = "unitless" ; source_be_aod_500:description = "This field contains integer values which should be interpreted as listed. A value of -1 represents no source available." ; source_be_aod_500:value_1 = "sgpnimfraod1michC1.c1:aerosol_optical_depth_filter2" ; source_be_aod_500:value_2 = "sgpmfrsraod1michC1.c1:aerosol_optical_depth_filter2" ; source_be_aod_500:value_3 = "sgpaerosolbe1turnC1.c1:angstrom_exponent_rl_filled, sgpaerosolbe1turnC1.c1:be_angstrom_exponent" ; source_be_aod_500:value_3_description = "Lambdas 355 and 500 are also used in the computation of be_aod_500" ; source_be_aod_500:value_4 = "regression analysis" ; float be_aod_355(time) ; be_aod_355:long_name = "Best estimate aerosol optical depth at 355nm" ; be_aod_355:units = "unitless" ; be_aod_355:missing_value = -9999.f ; be_aod_355:comment = "See technical report for details on computation" ; int qc_be_aod_355(time) ; qc_be_aod_355:long_name = "Quality check results on field: Best estimate aerosol optical depth at 355nm" ; qc_be_aod_355:units = "unitless" ; qc_be_aod_355:description = "This field contains qc values which should be interpreted as listed:\n", "0 = Good: Data exists and passed all qc tests.\n", "1 = Indeterminate: Data may be bad, further analysis recommended.\n", "2 = Bad: Data has a bad value.\n", "3 = Missing: Data is missing." ; int source_be_aod_355(time) ; source_be_aod_355:long_name = "Source of best estimate AOD at 355 nm" ; source_be_aod_355:units = "unitless" ; source_be_aod_355:description = "This field contains integer values which should be interpreted as listed. A value of -1 represents no source available." ; source_be_aod_355:value_1 = "sgprlprofbe1turnC1.c1:aod" ; source_be_aod_355:value_2 = "sgpaerosolbe1turnC1.c1:be_angstrom_exponent,sgpaerosolbe1turnC1.c1:mean_aod_mfrsr_filter1" ; source_be_aod_355:value_2_description = "Lambdas 355.0 and 415.0 are also used in the computation" ; source_be_aod_355:value_3 = "Not used for this field" ; source_be_aod_355:value_4 = "regression analysis" ; float be_angstrom_exponent(time) ; be_angstrom_exponent:long_name = "Best estimate Angstrom exponent" ; be_angstrom_exponent:units = "unitless" ; be_angstrom_exponent:missing_value = -9999.f ; be_angstrom_exponent:comment = "See technical report for details on computation" ; be_angstrom_exponent:cloudy_threshold = "0.5" ; be_angstrom_exponent:equation = "angstrom_exponent is ln( aod355 / aod870 ) / ln( 870 / 355 )" ; int qc_be_angstrom_exponent(time) ; qc_be_angstrom_exponent:long_name = "Quality check results on field: Best estimate Angstrom exponent" ; qc_be_angstrom_exponent:units = "unitless" ; qc_be_angstrom_exponent:description = "This field contains qc values which should be interpreted as listed:\n", "0 = Good: Data exists and passed all qc tests.\n", "1 = Indeterminate: Data may be bad, further analysis recommended.\n", "2 = Bad: Data has a bad value.\n", "3 = Missing: Data is missing." ; int source_be_angstrom_exponent(time) ; source_be_angstrom_exponent:long_name = "source of best estimate Angstrom exponent" ; source_be_angstrom_exponent:units = "unitless" ; source_be_angstrom_exponent:description = "This field contains integer values which should be interpreted as listed. A value of -1 represents no source available." ; source_be_angstrom_exponent:value_1 = "sgpnimfraod1michC1.c1:angstrom_exponent" ; source_be_angstrom_exponent:value_2 = "sgpmfrsraod1michC1.c1:angstrom_exponent" ; source_be_angstrom_exponent:value_3 = "sgp10rlprofbe1turnC1.c1:aod,sgpaerosolbe1turnC1.c1:mean_aod_mfrsr_filter5" ; source_be_angstrom_exponent:value_4 = "sgpaerosolbe1turnC1.c1:angstrom_exponent_AIP" ; source_be_angstrom_exponent:value_5 = "interpolation" ; source_be_angstrom_exponent:value_5_description = "Fill gaps of 3 days or less via interpolation" ; float extinction_profile(time, height) ; extinction_profile:long_name = "Aerosol extinction profile at 500 nm" ; extinction_profile:units = "1/km" ; extinction_profile:missing_value = -9999.f ; extinction_profile:comment = "See technical report for details on computation" ; float single_scattering_albedo_red(time, height) ; single_scattering_albedo_red:long_name = "Aerosol single scattering albedo profile, red wavelength, 1um size cut" ; single_scattering_albedo_red:units = "unitless" ; single_scattering_albedo_red:missing_value = -9999.f ; single_scattering_albedo_red:comment = "Dry aerosol scattering properties for 1 um size cut is assumed to be height independent" ; single_scattering_albedo_red:comment1 = "The vertical variations are due to changes in relative humidity" ; float single_scattering_albedo_green(time, height) ; single_scattering_albedo_green:long_name = "Aerosol single scattering albedo profile, green wavelength, 1um size cut" ; single_scattering_albedo_green:units = "unitless" ; single_scattering_albedo_green:missing_value = -9999.f ; single_scattering_albedo_green:comment = "Dry aerosol scattering properties for 1 um size cut is assumed to be height independent" ; single_scattering_albedo_green:comment1 = "The vertical variations are due to changes in relative humidity" ; float single_scattering_albedo_blue(time, height) ; single_scattering_albedo_blue:long_name = "Aerosol single scattering albedo profile, blue wavelength, 1um size cut" ; single_scattering_albedo_blue:units = "unitless" ; single_scattering_albedo_blue:missing_value = -9999.f ; single_scattering_albedo_blue:comment = "Dry aerosol scattering properties for 1 um size cut is assumed to be height independent" ; single_scattering_albedo_blue:comment1 = "The vertical variations are due to changes in relative humidity" ; float asymmetry_parameter_red(time, height) ; asymmetry_parameter_red:long_name = "Aerosol asymmetry parameter profile, red wavelength, 1um size cut" ; asymmetry_parameter_red:units = "unitless" ; asymmetry_parameter_red:missing_value = -9999.f ; asymmetry_parameter_red:comment = "Dry aerosol scattering properties for 1 um size cut is assumed to be height independent" ; asymmetry_parameter_red:comment1 = "The vertical variations are due to changes in relative humidity" ; asymmetry_parameter_red:equation = "g = -7.143889 * bsf_R_Dry_1um^3 + 7.464439 * bsf_R_Dry_1um^2 - 3.96356 * bsf_R_Dry_1um + 0.98931" ; float asymmetry_parameter_green(time, height) ; asymmetry_parameter_green:long_name = "Aerosol asymmetry parameter profile, green wavelength, 1um size cut" ; asymmetry_parameter_green:units = "unitless" ; asymmetry_parameter_green:missing_value = -9999.f ; asymmetry_parameter_green:comment = "Dry aerosol scattering properties for 1 um size cut is assumed to be height independent" ; asymmetry_parameter_green:comment1 = "The vertical variations are due to changes in relative humidity" ; asymmetry_parameter_green:equation = "g = -7.143889 * bsf_G_Dry_1um^3 + 7.464439 * bsf_G_Dry_1um^2 - 3.96356 * bsf_G_Dry_1um + 0.98931" ; float asymmetry_parameter_blue(time, height) ; asymmetry_parameter_blue:long_name = "Aerosol asymmetry parameter profile, blue wavelength, 1um size cut" ; asymmetry_parameter_blue:units = "unitless" ; asymmetry_parameter_blue:missing_value = -9999.f ; asymmetry_parameter_blue:comment = "Dry aerosol scattering properties for 1 um size cut is assumed to be height independent" ; asymmetry_parameter_blue:comment1 = "The vertical variations are due to changes in relative humidity" ; asymmetry_parameter_blue:equation = "g = -7.143889 * bsf_B_Dry_1um^3 + 7.464439 * bsf_B_Dry_1um^2 - 3.96356 * bsf_B_Dry_1um + 0.98931" ; float lat ; lat:long_name = "North latitude" ; lat:units = "degree_N" ; lat:valid_min = -90.f ; lat:valid_max = 90.f ; lat:standard_name = "latitude" ; float lon ; lon:long_name = "East longitude" ; lon:units = "degree_E" ; lon:valid_min = -180.f ; lon:valid_max = 180.f ; lon:standard_name = "longitude" ; float alt ; alt:long_name = "Altitude above mean sea level" ; alt:units = "m" ; alt:standard_name = "altitude" ; // global attributes: :command_line = "aerosolbe1turn -n aerosolbe -b 20210301 -s sgp -f C1 -R" ; :process_version = "Exp" ; :dod_version = "aerosolbe1turn-c1-1.2" ; :site_id = "sgp" ; :platform_id = "aerosolbe1turn" ; :facility_id = "C1" ; :data_level = "s1" ; :location_description = "Southern Great Plains (SGP), Lamont, Oklahoma" ; :datastream = "sgpaerosolbe1turnC1.c1" ; :averaging_interval = "10 minutes" ; :sample_times = "The sample time is the start of the averaging interval" ; :frh_equation_2_param_fit = "bsp(RH%)/Bsp(~40%) = a*[1-(RH%/100)]^(-b)" ; :input_datastreams_description = "A string consisting of the datastream(s), datastream version(s), and datastream date (range)." ; :input_datastreams_num = 65 ; :input_datastreams = "sgpmetE13.b1 : 4.45 : 20210301.000000-20210401.000000\n", "sgpmfrsraod1michC1.c1 : 1.6 : 20210301.000000-20210401.000000" ; :history = "created by user dsmgr on machine zinc at 16-Jun-2021,10:08:48" ; }