Attributes { HDF5_GLOBAL { String keywords "ATMOSPHERE > ATMOSPHERIC RADIATION > OUTGOING LONGWAVE RADIATION"; String Conventions "CF-1.6, ACDD-1.3"; String history "Created on 2019-11-16T17:39:35Z by L3 monthly spectral OLR, University of Michigan"; String source "AIRS instrument telemetry"; String processing_level "3"; String product_name_type_id "L3_SpecOLR"; String acknowledgment "Support for this research was provided by NASA."; String license "Freely Distributed"; String standard_name_vocabulary "CF Standard Name Table v28"; String date_created "2019-11-16T17:39:35UTC"; String creator_name "Xianglei Huang and Xiuhong Chen"; String creator_email "xianglei@umich.edu; xiuchen@umich.edu"; String creator_url "http://www-personal.umich.edu/~xianglei/"; String institution "University of Michigan"; String project "AIRS"; String product_name_project "AIRS"; String publisher_name "Goddard Earth Science Data and Information Services Center"; String publisher_email "gsfc-help-disc@lists.nasa.gov"; String publisher_url "http://disc.sci.gsfc.nasa.gov/"; String geospatial_bounds "POLYGON ((-90.0 -180.0, 90.0 -180.0, 90.0 180.0, -90.0 180.0, -90.0 -180.0))"; String geospatial_bounds_crs "EPSG:4326"; Float64 geospatial_lat_min -90.000000000000000; Float64 geospatial_lat_max 90.000000000000000; Float64 geospatial_lon_min -180.00000000000000; Float64 geospatial_lon_max 180.00000000000000; String time_coverage_start "2011-04-01T00:00:00"; String time_of_first_valid_obs "2011-04-01T00:00:00"; String time_coverage_mid "2011-04-15T00:00:00"; String time_coverage_end "2011-04-30T23:59:59.999999"; String time_of_last_valid_obs "2011-04-30T23:59:59.999999"; String time_coverage_duration "P0000-01-00T00:00:00"; String product_name_duration "M01"; String creator_type "University"; String creator_institution "University of Michigan"; String product_version "v01.00.00"; String keywords_vocabulary "GCMD:GCMD Keywords"; String platform "AQUA > Earth Observing System"; String platform_vocabulary "GCMD:GCMD Keywords"; String product_name_platform "AQUA"; String instrument "AIRS > Atmospheric Infrared Sounder"; String instrument_vocabulary "GCMD:GCMD Keywords"; String product_name_instr "AIRS"; String product_name "AIRS.AQUA.AIRS.20110401.M01.L3_SpecOLR.std.v06_01_00.M.191116173935.nc"; String product_name_variant "std"; String product_name_version "v06_01_00"; String product_name_producer "M"; String product_name_timestamp "191116173935"; String product_name_extension "nc"; String gran_id "20110401"; String featureType "point"; String data_structure "grid"; String cdm_data_type "Grid"; String id "10.5067/5P7KQ31XI7XJ"; String naming_authority "http://dx.doi.org/"; String identifier_product_doi "10.5067/5P7KQ31XI7XJ"; String identifier_product_doi_authority "http://dx.doi.org/"; String algorithm_version "L3 SpecOLR: v1.0.0"; String production_host "forrestal.engin.umich.edu"; String format_version "v02.01.04"; String AutomaticQualityFlag "Passed"; String qa_no_data "FALSE"; String title "Level-3 Spectral OLR AIRS"; String summary "The Level-3 spectral Outgoing Longwave Radiation (OLR) monthly product includes retrieved spectral OLR using the Huang algorithm for one month. The main product is OLR in 10-cm^-1 bands."; String shortname "AIRSIL3MSOLR"; String metadata_link "http://disc.sci.gsfc.nasa.gov/"; String references "Huang, X. L., W. Z. Yang, N. G. Loeb, and V. Ramaswamy, 2008: Spectrally resolved fluxes derived from collocated AIRS and CERES measurements and their application in model evaluation: 1. clear sky over the tropical oceans. J. of Geophys. Res. Atmos, 113, D09110, doi: 10.1029/2007JD009219.\\nHuang, X.L., N.G. Loeb, and W.Z. Yang, 2010: Spectrally resolved fluxes derived from collocated AIRS and CERES measurements and their application in model evaluation: 2. cloudy sky and band-by-band cloud radiative forcing over the tropical oceans, J. of Geophys. Res. Atmos, 115, D21101, doi:10.1029/2010JD013932.\\nChen, X.H., X.L. Huang, N. G. Loeb, H. L. Wei, 2013: Comparisons of clear-sky outgoing far-IR flux inferred from satellite observations and computed from three most recent reanalysis products, J. Climate, 26(2), 478-494, doi:10.1175/JCLI-D-12-00212.1.\\nHuang, X. L., X.H. Chen, G. L. Potter, L. Oreopoulos, J. N.S. Cole, D.M. Lee, N. G. Loeb, 2014: A global climatology of outgoing longwave spectral cloud radiative effect and associated effective cloud properties, J. Climate, 27, 7475-7492, doi:10.1175/JCLI-D-13-00663.1.\\nChen, X. H., X. L. Huang, 2016: Deriving clear-sky longwave spectral flux from space-borne hyperspectral radiance measurements: a case study with AIRS observations, Atmospheric Measurement Techniques, 9, 6013-6023, doi:10.5194/amt-9-6013-2016."; } nobs { } obs_time_tai93_bnds { String units "seconds since 1993-01-01 00:00"; Float64 valid_range -2934835217.0000000, 3376598410.0000000; String coordinates "orbit_pass"; String description "Nominal start and end time for observations included in grid"; Float64 _FillValue 9.9692099683868690e+36; String coverage_content_type "referenceInformation"; String origname "obs_time_tai93_bnds"; String fullnamepath "/obs_time_tai93_bnds"; } olr { String units "W / m2"; String ancillary_variables "olr_nobs"; Float32 valid_range 1.000000000, 2000.000000; String long_name "outgoing longwave radiation"; String standard_name "toa_outgoing_longwave_flux"; String coordinates "orbit_pass lon lat"; String description "outgoing longwave radiation flux integrated over 2 to 2800 cm-1"; String AIRS_name "OLR"; Float32 _FillValue 9.969209968e+36; String cell_methods "area: mean"; String coverage_content_type "physicalMeasurement"; String origname "olr"; String fullnamepath "/olr"; } obs_time_utc { String long_name "orbit pass grid midtime"; String coordinates "orbit_pass utc_tuple_lbl"; String description "Nominal midtime for observations included in grid as an array of integers: year, month, day, hour, minute, second, millisec, microsec"; UInt16 _FillValue 65535; String coverage_content_type "referenceInformation"; String origname "obs_time_utc"; String fullnamepath "/obs_time_utc"; } obs_time_tai93 { String units "seconds since 1993-01-01 00:00"; Float64 valid_range -2934835217.0000000, 3376598410.0000000; String long_name "orbit pass grid midtime"; String standard_name "time"; String coordinates "orbit_pass"; String description "Nominal midtime for observations included in grid"; Float64 _FillValue 9.9692099683868690e+36; String coverage_content_type "referenceInformation"; String bounds "obs_time_tai93_bnds"; String origname "obs_time_tai93"; String fullnamepath "/obs_time_tai93"; } lat_bnds { String units "degrees_north"; Float32 valid_range -90.00000000, 90.00000000; String long_name "Degrees longitude boundaries"; String description "min and max degrees for each longitude grid cell"; Float32 _FillValue 9.969209968e+36; String coverage_content_type "coordinate"; String origname "lat_bnds"; String fullnamepath "/lat_bnds"; } utc_tuple_lbl { String long_name "UTC date/time parts"; String description "names of the elements of UTC when it is expressed as an array of integers year,month,day,hour,minute,second,millisecond,microsecond"; String coverage_content_type "auxiliaryInformation"; String origname "utc_tuple_lbl"; String fullnamepath "/utc_tuple_lbl"; } nobs_olr_clr_nobs { String units "1"; String long_name "olr_clr num obs"; String standard_name "toa_outgoing_longwave_flux_assuming_clear_sky number_of_observations"; String coordinates "orbit_pass lon lat"; String description "olr_clr number of observations"; Int32 _FillValue -2147483647; String cell_methods "area: sum where clear_sky"; String coverage_content_type "qualityInformation"; String origname "olr_clr_nobs"; String fullnamepath "/nobs/olr_clr_nobs"; } nobs_olr_spectral_nobs { String units "1"; String long_name "olr_spectral num obs"; String standard_name "toa_outgoing_longwave_flux number_of_observations"; String coordinates "orbit_pass lon lat"; String description "olr_spectral number of observations"; Int32 _FillValue -2147483647; String cell_methods "area: sum"; String coverage_content_type "qualityInformation"; String origname "olr_spectral_nobs"; String fullnamepath "/nobs/olr_spectral_nobs"; } nobs_olr_clr_spectral_nobs { String units "1"; String long_name "olr_clr_spectral num obs"; String standard_name "toa_outgoing_longwave_flux number_of_observations"; String coordinates "orbit_pass lon lat"; String description "olr_clr_spectral number of observations"; Int32 _FillValue -2147483647; String cell_methods "area: sum where clear_sky"; String coverage_content_type "qualityInformation"; String origname "olr_clr_spectral_nobs"; String fullnamepath "/nobs/olr_clr_spectral_nobs"; } nobs_olr_nobs { String units "1"; String long_name "olr num obs"; String standard_name "toa_outgoing_longwave_flux number_of_observations"; String coordinates "orbit_pass lon lat"; String description "olr number of observations"; Int32 _FillValue -2147483647; String cell_methods "area: sum"; String coverage_content_type "qualityInformation"; String origname "olr_nobs"; String fullnamepath "/nobs/olr_nobs"; } nobs_nobs_max { String units "1"; String long_name "max obs"; String standard_name "number_of_observations"; String coordinates "orbit_pass lon lat"; String description "Maximum number of observations including those for which no value was retrieved"; String AIRS_name "TotalCounts"; Int32 _FillValue -2147483647; String cell_methods "area: sum"; String coverage_content_type "qualityInformation"; String origname "nobs_max"; String fullnamepath "/nobs/nobs_max"; } olr_clr { String units "W / m2"; String ancillary_variables "olr_clr_nobs"; Float32 valid_range 1.000000000, 2000.000000; String long_name "clear outgoing longwave radiation"; String standard_name "toa_outgoing_longwave_flux_assuming_clear_sky"; String coordinates "orbit_pass lon lat"; String description "outgoing longwave radiation flux integrated over 2 to 2800 cm-1 where clear-sky"; String AIRS_name "ClrOLR"; Float32 _FillValue 9.969209968e+36; String cell_methods "area: mean where clear_sky"; String coverage_content_type "physicalMeasurement"; String origname "olr_clr"; String fullnamepath "/olr_clr"; } olr_spectral { String units "W / m2"; String ancillary_variables "olr_spectral_nobs"; Float32 valid_range 0.001000000047, 2000.000000; String long_name "outgoing longwave radiation"; String standard_name "toa_outgoing_longwave_flux"; String coordinates "orbit_pass lon lat"; String description "All-sky outgoing longwave radiation flux per 10 cm-1"; Float32 _FillValue 9.969209968e+36; String cell_methods "area: mean"; String coverage_content_type "physicalMeasurement"; String origname "olr_spectral"; String fullnamepath "/olr_spectral"; } olr_clr_spectral { String units "W / m2"; String ancillary_variables "olr_clr_spectral_nobs"; Float32 valid_range 0.001000000047, 2000.000000; String long_name "outgoing longwave radiation where clear"; String standard_name "toa_outgoing_longwave_flux_assuming_clear_sky"; String coordinates "orbit_pass lon lat"; String description "Outgoing longwave radiation flux per 10 cm-1 where clear-sky"; Float32 _FillValue 9.969209968e+36; String cell_methods "area: mean where clear_sky"; String coverage_content_type "physicalMeasurement"; String origname "olr_clr_spectral"; String fullnamepath "/olr_clr_spectral"; } lon_bnds { String units "degrees_east"; Float32 valid_range -180.0000000, 180.0000000; String long_name "Degrees longitude boundaries"; String description "min and max degrees for each longitude grid cell"; Float32 _FillValue 9.969209968e+36; String coverage_content_type "coordinate"; String origname "lon_bnds"; String fullnamepath "/lon_bnds"; } wnum_bnds { String units "cm-1"; String long_name "OLR wavenumber band boundaries"; String description "min and max wavenumbers of each OLR band"; Float32 _FillValue 9.969209968e+36; String origname "wnum_bnds"; String fullnamepath "/wnum_bnds"; } lat { String units "degrees_north"; Float32 valid_range -90.00000000, 90.00000000; String long_name "Degrees latitude"; String standard_name "latitude"; String axis "Y"; String description "Degrees latitude"; String AIRS_name "YDim"; Float32 _FillValue 9.969209968e+36; String coverage_content_type "coordinate"; String bounds "lat_bnds"; String origname "lat"; String fullnamepath "/lat"; } lon { String units "degrees_east"; Float32 valid_range -180.0000000, 180.0000000; String long_name "Degrees longitude"; String standard_name "longitude"; String axis "X"; String description "Degrees longitude"; String AIRS_name "XDim"; Float32 _FillValue 9.969209968e+36; String coverage_content_type "coordinate"; String bounds "lon_bnds"; String origname "lon"; String fullnamepath "/lon"; } orbit_pass { String units "hours"; Float32 valid_range 0.000000000, 24.00000000; String long_name "Equatorial crossing time"; String description "Nominal solar time when the spacecraft passes over the equator. Orbit pass bounds are defined by closest approach of the spacecraft to the poles."; Float32 _FillValue 9.969209968e+36; String coverage_content_type "coordinate"; String origname "orbit_pass"; String fullnamepath "/orbit_pass"; } wnum { String units "cm-1"; String long_name "OLR wavenumber band centers"; String description "OLR wavenumber band centers"; Float32 _FillValue 9.969209968e+36; String coverage_content_type "coordinate"; String bounds "olr_wnum_bnds"; String origname "wnum"; String fullnamepath "/wnum"; } }