netcdf oliaospsap3w1mM1.b1.20210614.000030 { dimensions: time = UNLIMITED ; // (1440 currently) bound = 2 ; variables: int base_time ; base_time:string = "2021-06-14 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 2021-06-14 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 2021-06-14 00:00:00 0:00" ; time:bounds = "time_bounds" ; time:standard_name = "time" ; double time_bounds(time, bound) ; time_bounds:long_name = "Time cell bounds" ; time_bounds:bound_offsets = -30., 30. ; float sample_volume(time) ; sample_volume:long_name = "Volume of air through each filter corrected for dilution" ; sample_volume:units = "liter" ; sample_volume:missing_value = -9999.f ; sample_volume:cell_methods = "time: sum" ; sample_volume:volume_type = "mass equivalent volume" ; sample_volume:reference_conditions = "volume of mass flow corresponding to 0 degC, 1013.25 hPa after correction for dilution of sample flow" ; sample_volume:ancillary_variables = "qc_sample_volume" ; int qc_sample_volume(time) ; qc_sample_volume:long_name = "Quality check results on field: Volume of air through each filter corrected for dilution" ; qc_sample_volume:units = "unitless" ; qc_sample_volume:description = "This field contains bit packed integer values, where each bit represents a QC test on the data. Non-zero bits indicate the QC condition given in the description for those bits; a value of 0 (no bits set) indicates the data has not failed any QC tests." ; qc_sample_volume:flag_method = "bit" ; qc_sample_volume:bit_1_description = "Value is equal to missing_value" ; qc_sample_volume:bit_1_assessment = "Bad" ; qc_sample_volume:bit_2_description = "Reserved for valid_min test" ; qc_sample_volume:bit_2_assessment = "Bad" ; qc_sample_volume:bit_3_description = "Reserved for valid_max test" ; qc_sample_volume:bit_3_assessment = "Bad" ; qc_sample_volume:bit_4_description = "Transformation could not finish (all values bad or outside range, etc.), value set to missing_value" ; qc_sample_volume:bit_4_assessment = "Bad" ; qc_sample_volume:bit_5_description = "Transformation resulted in an indeterminate outcome" ; qc_sample_volume:bit_5_assessment = "Indeterminate" ; float transmittance_blue(time) ; transmittance_blue:long_name = "Transmittance, blue channel" ; transmittance_blue:units = "unitless" ; transmittance_blue:valid_min = 0.65f ; transmittance_blue:valid_max = 1.001f ; transmittance_blue:missing_value = -9999.f ; transmittance_blue:cell_methods = "time: mean" ; transmittance_blue:measured_wavelength = "464 nm" ; transmittance_blue:ancillary_variables = "qc_transmittance_blue" ; int qc_transmittance_blue(time) ; qc_transmittance_blue:long_name = "Quality check results on field: Transmittance, blue channel" ; qc_transmittance_blue:units = "unitless" ; qc_transmittance_blue:description = "This field contains bit packed integer values, where each bit represents a QC test on the data. Non-zero bits indicate the QC condition given in the description for those bits; a value of 0 (no bits set) indicates the data has not failed any QC tests." ; qc_transmittance_blue:flag_method = "bit" ; qc_transmittance_blue:bit_1_description = "Value is equal to missing_value" ; qc_transmittance_blue:bit_1_assessment = "Bad" ; qc_transmittance_blue:bit_2_description = "Value is less than the valid_min" ; qc_transmittance_blue:bit_2_assessment = "Bad" ; qc_transmittance_blue:bit_3_description = "Value is greater than the valid_max" ; qc_transmittance_blue:bit_3_assessment = "Bad" ; qc_transmittance_blue:bit_4_description = "Transformation could not finish (all values bad or outside range, etc.), value set to missing_value" ; qc_transmittance_blue:bit_4_assessment = "Bad" ; qc_transmittance_blue:bit_5_description = "Transformation resulted in an indeterminate outcome" ; qc_transmittance_blue:bit_5_assessment = "Indeterminate" ; float transmittance_green(time) ; transmittance_green:long_name = "Transmittance, green channel" ; transmittance_green:units = "unitless" ; transmittance_green:valid_min = 0.65f ; transmittance_green:valid_max = 1.001f ; transmittance_green:missing_value = -9999.f ; transmittance_green:cell_methods = "time: mean" ; transmittance_green:measured_wavelength = "529 nm" ; transmittance_green:ancillary_variables = "qc_transmittance_green" ; int qc_transmittance_green(time) ; qc_transmittance_green:long_name = "Quality check results on field: Transmittance, green channel" ; qc_transmittance_green:units = "unitless" ; qc_transmittance_green:description = "This field contains bit packed integer values, where each bit represents a QC test on the data. Non-zero bits indicate the QC condition given in the description for those bits; a value of 0 (no bits set) indicates the data has not failed any QC tests." ; qc_transmittance_green:flag_method = "bit" ; qc_transmittance_green:bit_1_description = "Value is equal to missing_value" ; qc_transmittance_green:bit_1_assessment = "Bad" ; qc_transmittance_green:bit_2_description = "Value is less than the valid_min" ; qc_transmittance_green:bit_2_assessment = "Bad" ; qc_transmittance_green:bit_3_description = "Value is greater than the valid_max" ; qc_transmittance_green:bit_3_assessment = "Bad" ; qc_transmittance_green:bit_4_description = "Transformation could not finish (all values bad or outside range, etc.), value set to missing_value" ; qc_transmittance_green:bit_4_assessment = "Bad" ; qc_transmittance_green:bit_5_description = "Transformation resulted in an indeterminate outcome" ; qc_transmittance_green:bit_5_assessment = "Indeterminate" ; float transmittance_red(time) ; transmittance_red:long_name = "Transmittance, red channel" ; transmittance_red:units = "unitless" ; transmittance_red:valid_min = 0.65f ; transmittance_red:valid_max = 1.001f ; transmittance_red:missing_value = -9999.f ; transmittance_red:cell_methods = "time: mean" ; transmittance_red:measured_wavelength = "648 nm" ; transmittance_red:ancillary_variables = "qc_transmittance_red" ; int qc_transmittance_red(time) ; qc_transmittance_red:long_name = "Quality check results on field: Transmittance, red channel" ; qc_transmittance_red:units = "unitless" ; qc_transmittance_red:description = "This field contains bit packed integer values, where each bit represents a QC test on the data. Non-zero bits indicate the QC condition given in the description for those bits; a value of 0 (no bits set) indicates the data has not failed any QC tests." ; qc_transmittance_red:flag_method = "bit" ; qc_transmittance_red:bit_1_description = "Value is equal to missing_value" ; qc_transmittance_red:bit_1_assessment = "Bad" ; qc_transmittance_red:bit_2_description = "Value is less than the valid_min" ; qc_transmittance_red:bit_2_assessment = "Bad" ; qc_transmittance_red:bit_3_description = "Value is greater than the valid_max" ; qc_transmittance_red:bit_3_assessment = "Bad" ; qc_transmittance_red:bit_4_description = "Transformation could not finish (all values bad or outside range, etc.), value set to missing_value" ; qc_transmittance_red:bit_4_assessment = "Bad" ; qc_transmittance_red:bit_5_description = "Transformation resulted in an indeterminate outcome" ; qc_transmittance_red:bit_5_assessment = "Indeterminate" ; float Ba_B_raw(time) ; Ba_B_raw:long_name = "Uncorrected aerosol light absorption coefficient, blue channel at dry or reference RH" ; Ba_B_raw:units = "1/Mm" ; Ba_B_raw:valid_min = -1.f ; Ba_B_raw:missing_value = -9999.f ; Ba_B_raw:cell_methods = "time: mean" ; Ba_B_raw:measured_wavelength = "464 nm" ; Ba_B_raw:corrections_applied = "mass_flow_calibration dilution_correction" ; Ba_B_raw:mass_flow_calibration_comment = "PSAP mass flow meter calibrated against Gilibrator corrected to reference conditions" ; Ba_B_raw:dilution_correction_comment = "aerosol sample flow rate reduced by dilution correction factor" ; Ba_B_raw:equation = "Ba [1/Mm] = 1e3 * absorbance / (sample_volume / filter_spot_size)" ; Ba_B_raw:ancillary_variables = "qc_Ba_B_raw" ; int qc_Ba_B_raw(time) ; qc_Ba_B_raw:long_name = "Quality check results on field: Uncorrected aerosol light absorption coefficient, blue channel at dry or reference RH" ; qc_Ba_B_raw:units = "unitless" ; qc_Ba_B_raw:description = "This field contains bit packed integer values, where each bit represents a QC test on the data. Non-zero bits indicate the QC condition given in the description for those bits; a value of 0 (no bits set) indicates the data has not failed any QC tests." ; qc_Ba_B_raw:flag_method = "bit" ; qc_Ba_B_raw:bit_1_description = "Value is equal to missing_value" ; qc_Ba_B_raw:bit_1_assessment = "Bad" ; qc_Ba_B_raw:bit_2_description = "Value is less than the valid_min" ; qc_Ba_B_raw:bit_2_assessment = "Bad" ; qc_Ba_B_raw:bit_3_description = "Reserved for valid_max test" ; qc_Ba_B_raw:bit_3_assessment = "Bad" ; qc_Ba_B_raw:bit_4_description = "Transformation could not finish (all values bad or outside range, etc.), value set to missing_value" ; qc_Ba_B_raw:bit_4_assessment = "Bad" ; qc_Ba_B_raw:bit_5_description = "Transformation resulted in an indeterminate outcome" ; qc_Ba_B_raw:bit_5_assessment = "Indeterminate" ; float Ba_G_raw(time) ; Ba_G_raw:long_name = "Uncorrected aerosol light absorption coefficient, green channel at dry or reference RH" ; Ba_G_raw:units = "1/Mm" ; Ba_G_raw:valid_min = -1.f ; Ba_G_raw:missing_value = -9999.f ; Ba_G_raw:cell_methods = "time: mean" ; Ba_G_raw:measured_wavelength = "529 nm" ; Ba_G_raw:corrections_applied = "mass_flow_calibration dilution_correction" ; Ba_G_raw:mass_flow_calibration_comment = "PSAP mass flow meter calibrated against Gilibrator corrected to reference conditions" ; Ba_G_raw:dilution_correction_comment = "aerosol sample flow rate reduced by dilution correction factor" ; Ba_G_raw:equation = "Ba [1/Mm] = 1e3 * absorbance / (sample_volume / filter_spot_size)" ; Ba_G_raw:ancillary_variables = "qc_Ba_G_raw" ; int qc_Ba_G_raw(time) ; qc_Ba_G_raw:long_name = "Quality check results on field: Uncorrected aerosol light absorption coefficient, green channel at dry or reference RH" ; qc_Ba_G_raw:units = "unitless" ; qc_Ba_G_raw:description = "This field contains bit packed integer values, where each bit represents a QC test on the data. Non-zero bits indicate the QC condition given in the description for those bits; a value of 0 (no bits set) indicates the data has not failed any QC tests." ; qc_Ba_G_raw:flag_method = "bit" ; qc_Ba_G_raw:bit_1_description = "Value is equal to missing_value" ; qc_Ba_G_raw:bit_1_assessment = "Bad" ; qc_Ba_G_raw:bit_2_description = "Value is less than the valid_min" ; qc_Ba_G_raw:bit_2_assessment = "Bad" ; qc_Ba_G_raw:bit_3_description = "Reserved for valid_max test" ; qc_Ba_G_raw:bit_3_assessment = "Bad" ; qc_Ba_G_raw:bit_4_description = "Transformation could not finish (all values bad or outside range, etc.), value set to missing_value" ; qc_Ba_G_raw:bit_4_assessment = "Bad" ; qc_Ba_G_raw:bit_5_description = "Transformation resulted in an indeterminate outcome" ; qc_Ba_G_raw:bit_5_assessment = "Indeterminate" ; float Ba_R_raw(time) ; Ba_R_raw:long_name = "Uncorrected aerosol light absorption coefficient, red channel at dry or reference RH" ; Ba_R_raw:units = "1/Mm" ; Ba_R_raw:valid_min = -1.f ; Ba_R_raw:missing_value = -9999.f ; Ba_R_raw:cell_methods = "time: mean" ; Ba_R_raw:measured_wavelength = "648 nm" ; Ba_R_raw:corrections_applied = "mass_flow_calibration dilution_correction" ; Ba_R_raw:mass_flow_calibration_comment = "PSAP mass flow meter calibrated against Gilibrator corrected to reference conditions" ; Ba_R_raw:dilution_correction_comment = "aerosol sample flow rate reduced by dilution correction factor" ; Ba_R_raw:equation = "Ba [1/Mm] = 1e3 * absorbance / (sample_volume / filter_spot_size)" ; Ba_R_raw:ancillary_variables = "qc_Ba_R_raw" ; int qc_Ba_R_raw(time) ; qc_Ba_R_raw:long_name = "Quality check results on field: Uncorrected aerosol light absorption coefficient, red channel at dry or reference RH" ; qc_Ba_R_raw:units = "unitless" ; qc_Ba_R_raw:description = "This field contains bit packed integer values, where each bit represents a QC test on the data. Non-zero bits indicate the QC condition given in the description for those bits; a value of 0 (no bits set) indicates the data has not failed any QC tests." ; qc_Ba_R_raw:flag_method = "bit" ; qc_Ba_R_raw:bit_1_description = "Value is equal to missing_value" ; qc_Ba_R_raw:bit_1_assessment = "Bad" ; qc_Ba_R_raw:bit_2_description = "Value is less than the valid_min" ; qc_Ba_R_raw:bit_2_assessment = "Bad" ; qc_Ba_R_raw:bit_3_description = "Reserved for valid_max test" ; qc_Ba_R_raw:bit_3_assessment = "Bad" ; qc_Ba_R_raw:bit_4_description = "Transformation could not finish (all values bad or outside range, etc.), value set to missing_value" ; qc_Ba_R_raw:bit_4_assessment = "Bad" ; qc_Ba_R_raw:bit_5_description = "Transformation resulted in an indeterminate outcome" ; qc_Ba_R_raw:bit_5_assessment = "Indeterminate" ; float Ba_B_Weiss(time) ; Ba_B_Weiss:long_name = "Aerosol light absorption coefficient, blue channel at dry or reference RH" ; Ba_B_Weiss:units = "1/Mm" ; Ba_B_Weiss:valid_min = -1.f ; Ba_B_Weiss:missing_value = -9999.f ; Ba_B_Weiss:cell_methods = "time: mean" ; Ba_B_Weiss:measured_wavelength = "464 nm" ; Ba_B_Weiss:corrections_applied = "mass_flow_calibration dilution_correction filter_loading_correction" ; Ba_B_Weiss:mass_flow_calibration_comment = "PSAP mass flow meter calibrated against Gilibrator corrected to reference conditions" ; Ba_B_Weiss:dilution_correction_comment = "aerosol sample flow rate reduced by dilution correction factor" ; Ba_B_Weiss:filter_loading_correction_comment = "Absorption coefficients adjusted for filter loading by multiplying by Weiss transfer function f_w = 1/1.22 * ((0.97*0.873)/(1.0796 Tr + 0.71)) = 1 / (1.5557Tr + 1.0227) where Tr is the transmittance for a given wavelength. This form modifies the original PSAP transfer function with results of Bond 1999, Sheridan 2005, and Ogren 2010 as summarized in Virkkula 2010." ; Ba_B_Weiss:ancillary_variables = "qc_Ba_B_Weiss" ; int qc_Ba_B_Weiss(time) ; qc_Ba_B_Weiss:long_name = "Quality check results on field: Aerosol light absorption coefficient, blue channel at dry or reference RH" ; qc_Ba_B_Weiss:units = "unitless" ; qc_Ba_B_Weiss:description = "This field contains bit packed integer values, where each bit represents a QC test on the data. Non-zero bits indicate the QC condition given in the description for those bits; a value of 0 (no bits set) indicates the data has not failed any QC tests." ; qc_Ba_B_Weiss:flag_method = "bit" ; qc_Ba_B_Weiss:bit_1_description = "Value is equal to missing_value" ; qc_Ba_B_Weiss:bit_1_assessment = "Bad" ; qc_Ba_B_Weiss:bit_2_description = "Value is less than the valid_min" ; qc_Ba_B_Weiss:bit_2_assessment = "Bad" ; qc_Ba_B_Weiss:bit_3_description = "Reserved for valid_max test" ; qc_Ba_B_Weiss:bit_3_assessment = "Bad" ; qc_Ba_B_Weiss:bit_4_description = "Transformation could not finish (all values bad or outside range, etc.), value set to missing_value" ; qc_Ba_B_Weiss:bit_4_assessment = "Bad" ; qc_Ba_B_Weiss:bit_5_description = "Transformation resulted in an indeterminate outcome" ; qc_Ba_B_Weiss:bit_5_assessment = "Indeterminate" ; float Ba_G_Weiss(time) ; Ba_G_Weiss:long_name = "Aerosol light absorption coefficient, green channel at dry or reference RH" ; Ba_G_Weiss:units = "1/Mm" ; Ba_G_Weiss:valid_min = -1.f ; Ba_G_Weiss:missing_value = -9999.f ; Ba_G_Weiss:cell_methods = "time: mean" ; Ba_G_Weiss:measured_wavelength = "529 nm" ; Ba_G_Weiss:corrections_applied = "mass_flow_calibration dilution_correction filter_loading_correction" ; Ba_G_Weiss:mass_flow_calibration_comment = "PSAP mass flow meter calibrated against Gilibrator corrected to reference conditions" ; Ba_G_Weiss:dilution_correction_comment = "aerosol sample flow rate reduced by dilution correction factor" ; Ba_G_Weiss:filter_loading_correction_comment = "Absorption coefficients adjusted for filter loading by multiplying by Weiss transfer function f_w = 1/1.22 * ((0.97*0.873)/(1.0796 Tr + 0.71)) = 1 / (1.5557Tr + 1.0227) where Tr is the transmittance for a given wavelength. This form modifies the original PSAP transfer function with results of Bond 1999, Sheridan 2005, and Ogren 2010 as summarized in Virkkula 2010." ; Ba_G_Weiss:ancillary_variables = "qc_Ba_G_Weiss" ; int qc_Ba_G_Weiss(time) ; qc_Ba_G_Weiss:long_name = "Quality check results on field: Aerosol light absorption coefficient, green channel at dry or reference RH" ; qc_Ba_G_Weiss:units = "unitless" ; qc_Ba_G_Weiss:description = "This field contains bit packed integer values, where each bit represents a QC test on the data. Non-zero bits indicate the QC condition given in the description for those bits; a value of 0 (no bits set) indicates the data has not failed any QC tests." ; qc_Ba_G_Weiss:flag_method = "bit" ; qc_Ba_G_Weiss:bit_1_description = "Value is equal to missing_value" ; qc_Ba_G_Weiss:bit_1_assessment = "Bad" ; qc_Ba_G_Weiss:bit_2_description = "Value is less than the valid_min" ; qc_Ba_G_Weiss:bit_2_assessment = "Bad" ; qc_Ba_G_Weiss:bit_3_description = "Reserved for valid_max test" ; qc_Ba_G_Weiss:bit_3_assessment = "Bad" ; qc_Ba_G_Weiss:bit_4_description = "Transformation could not finish (all values bad or outside range, etc.), value set to missing_value" ; qc_Ba_G_Weiss:bit_4_assessment = "Bad" ; qc_Ba_G_Weiss:bit_5_description = "Transformation resulted in an indeterminate outcome" ; qc_Ba_G_Weiss:bit_5_assessment = "Indeterminate" ; float Ba_R_Weiss(time) ; Ba_R_Weiss:long_name = "Aerosol light absorption coefficient, red channel at dry or reference RH" ; Ba_R_Weiss:units = "1/Mm" ; Ba_R_Weiss:valid_min = -1.f ; Ba_R_Weiss:missing_value = -9999.f ; Ba_R_Weiss:cell_methods = "time: mean" ; Ba_R_Weiss:measured_wavelength = "648 nm" ; Ba_R_Weiss:corrections_applied = "mass_flow_calibration dilution_correction filter_loading_correction" ; Ba_R_Weiss:mass_flow_calibration_comment = "PSAP mass flow meter calibrated against Gilibrator corrected to reference conditions" ; Ba_R_Weiss:dilution_correction_comment = "aerosol sample flow rate reduced by dilution correction factor" ; Ba_R_Weiss:filter_loading_correction_comment = "Absorption coefficients adjusted for filter loading by multiplying by Weiss transfer function f_w = 1/1.22 * ((0.97*0.873)/(1.0796 Tr + 0.71)) = 1 / (1.5557Tr + 1.0227) where Tr is the transmittance for a given wavelength. This form modifies the original PSAP transfer function with results of Bond 1999, Sheridan 2005, and Ogren 2010 as summarized in Virkkula 2010." ; Ba_R_Weiss:ancillary_variables = "qc_Ba_R_Weiss" ; int qc_Ba_R_Weiss(time) ; qc_Ba_R_Weiss:long_name = "Quality check results on field: Aerosol light absorption coefficient, red channel at dry or reference RH" ; qc_Ba_R_Weiss:units = "unitless" ; qc_Ba_R_Weiss:description = "This field contains bit packed integer values, where each bit represents a QC test on the data. Non-zero bits indicate the QC condition given in the description for those bits; a value of 0 (no bits set) indicates the data has not failed any QC tests." ; qc_Ba_R_Weiss:flag_method = "bit" ; qc_Ba_R_Weiss:bit_1_description = "Value is equal to missing_value" ; qc_Ba_R_Weiss:bit_1_assessment = "Bad" ; qc_Ba_R_Weiss:bit_2_description = "Value is less than the valid_min" ; qc_Ba_R_Weiss:bit_2_assessment = "Bad" ; qc_Ba_R_Weiss:bit_3_description = "Reserved for valid_max test" ; qc_Ba_R_Weiss:bit_3_assessment = "Bad" ; qc_Ba_R_Weiss:bit_4_description = "Transformation could not finish (all values bad or outside range, etc.), value set to missing_value" ; qc_Ba_R_Weiss:bit_4_assessment = "Bad" ; qc_Ba_R_Weiss:bit_5_description = "Transformation resulted in an indeterminate outcome" ; qc_Ba_R_Weiss:bit_5_assessment = "Indeterminate" ; float sample_flow_rate(time) ; sample_flow_rate:long_name = "AOS PSAP3W mass flow" ; sample_flow_rate:units = "liter/min" ; sample_flow_rate:valid_min = 0.1f ; sample_flow_rate:valid_max = 1.25f ; sample_flow_rate:missing_value = -9999.f ; sample_flow_rate:cell_methods = "time: mean" ; sample_flow_rate:flow_type = "mass flow" ; sample_flow_rate:reference_conditions = "volume of mass flow corresponding to 0 degC, 1013.25 hPa" ; sample_flow_rate:ancillary_variables = "qc_sample_flow_rate" ; int qc_sample_flow_rate(time) ; qc_sample_flow_rate:long_name = "Quality check results on field: AOS PSAP3W mass flow" ; qc_sample_flow_rate:units = "unitless" ; qc_sample_flow_rate:description = "This field contains bit packed integer values, where each bit represents a QC test on the data. Non-zero bits indicate the QC condition given in the description for those bits; a value of 0 (no bits set) indicates the data has not failed any QC tests." ; qc_sample_flow_rate:flag_method = "bit" ; qc_sample_flow_rate:bit_1_description = "Value is equal to missing_value" ; qc_sample_flow_rate:bit_1_assessment = "Bad" ; qc_sample_flow_rate:bit_2_description = "Value is less than the valid_min" ; qc_sample_flow_rate:bit_2_assessment = "Bad" ; qc_sample_flow_rate:bit_3_description = "Value is greater than the valid_max" ; qc_sample_flow_rate:bit_3_assessment = "Bad" ; qc_sample_flow_rate:bit_4_description = "Transformation could not finish (all values bad or outside range, etc.), value set to missing_value" ; qc_sample_flow_rate:bit_4_assessment = "Bad" ; qc_sample_flow_rate:bit_5_description = "Transformation resulted in an indeterminate outcome" ; qc_sample_flow_rate:bit_5_assessment = "Indeterminate" ; float spot_size_area ; spot_size_area:long_name = "Spot size area" ; spot_size_area:units = "mm^2" ; int impactor_state(time) ; impactor_state:long_name = "Impactor state in terms of aerodynamic diameter cut off" ; impactor_state:units = "unitless" ; impactor_state:missing_value = -9999 ; impactor_state:cell_methods = "time: point" ; impactor_state:flag_values = 0, 1, 10 ; impactor_state:flag_meanings = "transition_between_particle_size 1um 10um" ; 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 = "aospsap3w1m -s oli -f M1" ; :Conventions = "ARM-1.2" ; :process_version = "ingest-aospsap3w1m-1.2-0.el7" ; :dod_version = "aospsap3w1m-b1-1.1" ; :site_id = "oli" ; :platform_id = "aospsap3w1m" ; :facility_id = "M1" ; :data_level = "b1" ; :location_description = "North Slope of Alaska (NSA), Oliktok Point, Alaska" ; :datastream = "oliaospsap3w1mM1.b1" ; :sampling_interval = "1 second" ; :averaging_interval = "1 minute" ; :input_datastreams = "oliaospsap3wM1.b1 : 3.3 : 20210613.000000-20210615.000000" ; :configuration_file = "oliaospsap3w1mM1.20160801.000000.config" ; :PSAP_Instrument = "Particle Soot Absorption Photometer" ; :Instrument_Manufacturer = "Radiance Research" ; :AOS_DAC_type = "D" ; :doi = "10.5439/1225037" ; :history = "created by user dsmgr on machine flint at 2021-06-14 07:22:01, using ingest-aospsap3w1m-1.2-0.el7" ; }