netcdf PACE_OCI.YYYYMMDD.L3m.CompositingPeriod.CHL.Version.chlor_a.Resolution { dimensions: lat = 4320 ; lon = 8640 ; rgb = 3 ; eightbitcolor = 256 ; variables: float chlor_a(lat, lon) ; chlor_a:long_name = "Chlorophyll Concentration, OCI Algorithm" ; chlor_a:units = "mg m^-3" ; chlor_a:standard_name = "mass_concentration_of_chlorophyll_in_sea_water" ; chlor_a:_FillValue = -32767.f ; chlor_a:valid_min = 0.001f ; chlor_a:valid_max = 100.f ; chlor_a:reference = "Hu, C., Lee Z., and Franz, B.A. (2012). Chlorophyll-a algorithms for oligotrophic oceans: A novel approach based on three-band reflectance difference, J. Geophys. Res., 117, C01011, doi:10.1029/2011JC007395." ; chlor_a:display_scale = "log" ; chlor_a:display_min = 0.01f ; chlor_a:display_max = 20.f ; float lat(lat) ; lat:long_name = "Latitude" ; lat:units = "degrees_north" ; lat:standard_name = "latitude" ; lat:_FillValue = -999.f ; lat:valid_min = -90.f ; lat:valid_max = 90.f ; float lon(lon) ; lon:long_name = "Longitude" ; lon:units = "degrees_east" ; lon:standard_name = "longitude" ; lon:_FillValue = -999.f ; lon:valid_min = -180.f ; lon:valid_max = 180.f ; ubyte palette(rgb, eightbitcolor) ; // global attributes: :product_name = "PACE_OCI.YYYYMMDD.L3m.CompositingPeriod.CHL.Version.chlor_a.Resolution.nc" ; :instrument = "OCI" ; :title = "OCI Level-3 Standard Mapped Image" ; :project = "Ocean Biology Processing Group (NASA/GSFC/OBPG)" ; :platform = "PACE" ; :source = "satellite observations from OCI-PACE" ; :temporal_range = "17-hour" ; :processing_version = "3.1" ; :date_created = "2025-09-21T12:47:59.000Z" ; :history = "l3mapgen par=PACE_OCI.YYYYMMDD.L3m.CompositingPeriod.CHL.Version.chlor_a.Resolution.nc.param " ; :l2_flag_names = "ATMFAIL,LAND,HILT,HISATZEN,STRAYLIGHT,CLDICE,COCCOLITH,LOWLW,CHLWARN,CHLFAIL,NAVWARN,MAXAERITER,HISOLZEN,NAVFAIL,FILTER,HIGLINT" ; :time_coverage_start = "2025-01-01T00:27:38.217Z" ; :time_coverage_end = "2025-01-01T17:10:47.911Z" ; :start_orbit_number = 0 ; :end_orbit_number = 0 ; :map_projection = "Equidistant Cylindrical" ; :latitude_units = "degrees_north" ; :longitude_units = "degrees_east" ; :northernmost_latitude = 90.f ; :southernmost_latitude = -90.f ; :westernmost_longitude = -180.f ; :easternmost_longitude = 180.f ; :geospatial_lat_max = 90.f ; :geospatial_lat_min = -90.f ; :geospatial_lon_max = 180.f ; :geospatial_lon_min = -180.f ; :latitude_step = 0.04166667f ; :longitude_step = 0.04166667f ; :sw_point_latitude = -89.97916f ; :sw_point_longitude = -179.9792f ; :spatialResolution = "4.638312 km" ; :geospatial_lon_resolution = "4.638312 km" ; :geospatial_lat_resolution = "4.638312 km" ; :geospatial_lat_units = "degrees_north" ; :geospatial_lon_units = "degrees_east" ; :number_of_lines = 4320 ; :number_of_columns = 8640 ; :measure = "Mean" ; :suggested_image_scaling_minimum = 0.01f ; :suggested_image_scaling_maximum = 20.f ; :suggested_image_scaling_type = "LOG" ; :suggested_image_scaling_applied = "No" ; :_lastModified = "2025-09-21T12:47:59.000Z" ; :Conventions = "CF-1.6 ACDD-1.3" ; :institution = "NASA Goddard Space Flight Center, Ocean Ecology Laboratory, Ocean Biology Processing Group" ; :standard_name_vocabulary = "CF Standard Name Table v36" ; :naming_authority = "gov.nasa.gsfc.sci.oceandata" ; :id = "3.1/L3/PACE_OCI.YYYYMMDD.L3b.CompositingPeriod.CHL.Version.nc" ; :license = "https://science.nasa.gov/earth-science/earth-science-data/data-information-policy/" ; :creator_name = "NASA/GSFC/OBPG" ; :publisher_name = "NASA/GSFC/OBPG" ; :creator_email = "data@oceancolor.gsfc.nasa.gov" ; :publisher_email = "data@oceancolor.gsfc.nasa.gov" ; :creator_url = "https://oceandata.sci.gsfc.nasa.gov" ; :publisher_url = "https://oceandata.sci.gsfc.nasa.gov" ; :processing_level = "L3 Mapped" ; :cdm_data_type = "grid" ; :identifier_product_doi_authority = "http://dx.doi.org" ; :identifier_product_doi = "10.5067/PACE/OCI/L3M/CHL/3.1" ; :keywords = "Earth Science > Oceans > Ocean Chemistry > Pigments > Chlorophyll; Earth Science > Oceans > Ocean Chemistry > Chlorophyll" ; :keywords_vocabulary = "NASA Global Change Master Directory (GCMD) Science Keywords" ; :data_bins = 2478899LL ; :data_minimum = 0.01008916f ; :data_maximum = 99.62976f ; group: processing_control { // group attributes: :software_name = "l3mapgen" ; :software_version = "2.4.5-09b1279b9" ; :input_sources = "PACE_OCI.YYYYMMDD.L3b.CompositingPeriod.CHL.Version.nc" ; :l2_flag_names = "ATMFAIL,LAND,HILT,HISATZEN,STRAYLIGHT,CLDICE,COCCOLITH,LOWLW,CHLWARN,CHLFAIL,NAVWARN,MAXAERITER,HISOLZEN,NAVFAIL,FILTER,HIGLINT" ; group: input_parameters { // group attributes: :par = "PACE_OCI.YYYYMMDD.L3m.CompositingPeriod.CHL.Version.chlor_a.Resolution.nc.param" ; :suite = "CHL" ; :ifile = "PACE_OCI.YYYYMMDD.L3b.CompositingPeriod.CHL.Version.nc" ; :ofile = "PACE_OCI.YYYYMMDD.L3m.CompositingPeriod.CHL.Version.chlor_a.Resolution.nc" ; :oformat = "2" ; :ofile_product_tag = "PRODUCT" ; :ofile2 = "" ; :oformat2 = "png" ; :deflate = "4" ; :product = "chlor_a" ; :wavelength_3d = "" ; :resolution = "Resolution" ; :width = "" ; :projection = "smi" ; :write_projtext = "no" ; :central_meridian = "-999" ; :lat_ts = "" ; :lat_0 = "" ; :lat_1 = "" ; :lat_2 = "" ; :azimuth = "" ; :utm_zone = "" ; :north = "90.000" ; :south = "-90.000" ; :east = "180.000" ; :west = "-180.000" ; :trimNSEW = "no" ; :interp = "area" ; :apply_pal = "1" ; :palfile = "" ; :use_transparency = "no" ; :datamin = "" ; :datamax = "" ; :scale_type = "" ; :quiet = "false" ; :pversion = "3.1" ; :use_quality = "yes" ; :quality_product = "" ; :use_rgb = "no" ; :product_rgb = "rhos_620,rhos_555,rhos_465" ; :fudge = "1.0" ; :threshold = "0" ; :num_cache = "500" ; :mask_land = "no" ; :rgb_land = "160,82,45" ; :land = "$OCDATAROOT/common/landmask_GMT15ARC.nc" ; :full_latlon = "yes" ; :doi = "10.5067/PACE/OCI/L3M/CHL/3.1" ; } // group input_parameters } // group processing_control }