EBAS:3Q7F-6839.nc eng UTF8 dataset John Ogren, John Ogren, John Ogren, John Ogren US06L, National Oceanic and Atmospheric Administration, NOAA/ESRL/GMD, Earth System Research Laboratory, Global Monitoring Division, 325 Broadway, CO 80305-3, Boulder, U.S.A. John.A.Ogren@noaa.gov, John.A.Ogren@noaa.gov, John.A.Ogren@noaa.gov, John.A.Ogren@noaa.gov ebas.nilu.no WWW:LINK web browser information pointOfContact 2026-04-08 ISO 19115-2 Geographic Information - Metadata Part 2 Extensions for imagery and gridded data ISO 19115-2:2009(E) 1 temporal 33072 3600.0 area Attenuation_coefficient and equivalent_black_carbon at Barrow 2015-02-05T09:48:49 creation EBAS John Ogren, John Ogren, John Ogren, John Ogren US06L, National Oceanic and Atmospheric Administration, NOAA/ESRL/GMD, Earth System Research Laboratory, Global Monitoring Division, 325 Broadway, CO 80305-3, Boulder, U.S.A. John.A.Ogren@noaa.gov, John.A.Ogren@noaa.gov, John.A.Ogren@noaa.gov, John.A.Ogren@noaa.gov ebas.nilu.no WWW:LINK web browser information originator John Ogren, John Ogren, John Ogren, John Ogren data submitter, data submitter, data submitter, data submitter { "Data definition": "EBAS_1.1", "Data license": "https://creativecommons.org/licenses/by/4.0/", "Citation": "Ogren, J., Ogren, J., Ogren, J., Ogren, J., 2015, Attenuation_coefficient and equivalent_black_carbon at Barrow, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/3Q7F-6839", "Set type code": "TU", "Timezone": "UTC", "File name": "3Q7F-6839.nc", "Represents DOI": "https://doi.org/10.48597/3Q7F-6839", "Contains data from DOI": "https://doi.org/10.48597/3Q7F-6839", "File creation": "2024-02-20T15:00:49.209838 UTC", "Export state": "2015-02-05T09:48:21.263000 UTC", "Export filter": "exclude-900,exclude-invalid", "Startdate": "19880324000000", "Revision date": "20150205094849", "Version": "1", "Version description": "Version numbering not tracked, generated by data.aggregate.ebas r4437", "Statistics": "arithmetic mean", "Data level": "0", "Period code": "4y", "Resolution code": "1h", "Sample duration": "1h", "Orig. time res.": "1h", "Station code": "US0008R", "Platform code": "US0008S", "Station name": "Barrow", "Station WDCA-ID": "GAWAUSAKBRW", "Station GAW-ID": "BRW", "Station GAW-Name": "Barrow (AK)", "Station land use": "Wetland", "Station setting": "Polar", "Station GAW type": "G", "Station WMO region": "4", "Station latitude": "71.3230133057", "Station longitude": "-156.6114654541", "Station altitude": "11.0 m", "Measurement height": "10.0 m", "Regime": "IMG", "Matrix": "aerosol", "Laboratory code": "US06L", "Instrument type": "filter_absorption_photometer", "Instrument name": "Magee_AE8_BRW", "Instrument manufacturer": "Magee", "Instrument model": "AE8", "Instrument serial number": "880202", "Method ref": "US06L_aethalometer", "Inlet type": "Hat or hood", "Humidity/temperature control": "None", "Volume std. temperature": "273.15 K", "Volume std. pressure": "1013.25 hPa", "Measurement uncertainty expl.": "Intercomparisons with thermo-optical analysis have shown an uncertainty of a faktor 2 regardless specific absorption cross-section assumed.", "Zero/negative values code": "Zero/negative possible", "Zero/negative values": "Zero and neg. values may appear due to statistical variations at very low concentrations", "Organization": "US06L, National Oceanic and Atmospheric Administration, NOAA/ESRL/GMD, \"Earth System Research Laboratory, Global Monitoring Division\", 325 Broadway, , CO 80305-3, Boulder, U.S.A.", "Framework acronym": "GAW-WDCA, NOAA-ESRL", "Framework name": "World Data Centre for Aerosols, ", "Framework description": "The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., ", "Framework contact name": "Markus Fiebig, Markus Fiebig", "Framework contact email": "Markus.Fiebig@nilu.no, Markus.Fiebig@nilu.no", "Originator": "Ogren, John, John.A.Ogren@noaa.gov, National Oceanic and Atmospheric Administration/Earth System Research Laboratory/Global Monitoring Division, NOAA/ESRL/GMD, , 325 Broadway, , 80305, \"Boulder, CO\", USA", "Submitter": "Ogren, John, John.A.Ogren@noaa.gov, National Oceanic and Atmospheric Administration/Earth System Research Laboratory/Global Monitoring Division, NOAA/ESRL/GMD, , 325 Broadway, , 80305, \"Boulder, CO\", USA", "Acknowledgement": "Data used in this <study/report/figure/etc.> were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: GAW-WDCA, NOAA-ESRL. Request acknowledgement details from data originator", "Comment": "Setup parameters questionable, Recovery assumed 10 ug/m3, Broadband data" } Attenuation_coefficient and equivalent_black_carbon at Barrow. These measurements are gathered as a part of the following projects GAW-WDCA, NOAA-ESRL and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: attenuation_coefficient in aerosol, equivalent_black_carbon in aerosol (mass_concentration_of_equivalent_black_carbon_in_dry_aerosol_particles_in _air) Data used in this <study/report/figure/etc.> were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: GAW-WDCA, NOAA-ESRL. Request acknowledgement details from data originator John Ogren, John Ogren, John Ogren, John Ogren US06L, National Oceanic and Atmospheric Administration, NOAA/ESRL/GMD, Earth System Research Laboratory, Global Monitoring Division, 325 Broadway, CO 80305-3, Boulder, U.S.A. John.A.Ogren@noaa.gov, John.A.Ogren@noaa.gov, John.A.Ogren@noaa.gov, John.A.Ogren@noaa.gov ebas.nilu.no WWW:LINK web browser information pointOfContact aerosol mass_concentration_of_equivalent_black_carbon_in_dry_aerosol_particles_in _air Barrow GAW-WDCA equivalent_black_carbon attenuation_coefficient US0008R NOAA-ESRL theme GAW-WDCA, NOAA-ESRL project NILU - Norwegian Institute for Air Research, ATMOS, EBAS dataCenter status_flag mass_concentration_of_equivalent_black_carbon_in_dry_aerosol_particles_in _air status_flag time time theme CF-1.7, ACDD-1.3 https://creativecommons.org/licenses/by/4.0/ GAW-WDCA, NOAA-ESRL largerWorkCitation project eng climatologyMeteorologyAtmosphere 1 -156.6114654541 -156.6114654541 71.3230133057 71.3230133057 seconds 1988-03-24T00:30:00Z 1991-12-31T23:30:00Z 11.0 11.0 time_bnds double time bounds for measurement metadata_time_bnds double time bounds for ebas metadata intervals attenuation_coefficient double attenuation_coefficient_qc int (status_flag) attenuation_coefficient_ebasmetadata String ebas metadata for different time intervals; json encoded equivalent_black_carbon double (mass_concentration_of_equivalent_black_carbon_in_dry_aerosol_particles_in _air) equivalent_black_carbon_qc int (status_flag) equivalent_black_carbon_ebasmetadata String ebas metadata for different time intervals; json encoded time double time of measurement (time) metadata_time double time of ebas metadata intervals (time) NILU - Norwegian Institute for Air Research, ATMOS, EBAS ebas@nilu.no https://www.nilu.no/ WWW:LINK web browser URL for the data publisher This URL provides contact information for the publisher of this dataset information publisher OPeNDAP dataset None This record was translated from NcML using UnidataDD2MI.xsl Version 2.3.4. (2026-04-08T19:06:20.212+02:00)