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ERDDAP > info > aqua_kd490_1d_2018_0

Title Sum-
Institution Dataset ID
 data       graph  M    Kd490, Aqua MODIS - Daily, 2002-present. v.2018.0    ?   F   I   M   background (external link) RSS Subscribe NASA/GSFC OBPG aqua_kd490_1d_2018_0

The Dataset's Variables and Attributes

Row Type Variable Name Attribute Name Data Type Value
attribute NC_GLOBAL _lastModified String 2022-06-01T05:29:53.000Z
attribute NC_GLOBAL _NCProperties String version=2,netcdf=4.7.3,hdf5=1.12.0,
attribute NC_GLOBAL cdm_data_type String Grid
attribute NC_GLOBAL Conventions String CF-1.6 ACDD-1.3, COARDS
attribute NC_GLOBAL creator_email String data at
attribute NC_GLOBAL creator_name String NASA/GSFC/OBPG
attribute NC_GLOBAL creator_type String group
attribute NC_GLOBAL creator_url String (external link)
attribute NC_GLOBAL date_created String 2019-02-21T11:14:26Z
attribute NC_GLOBAL Easternmost_Easting double 359.9792
attribute NC_GLOBAL geospatial_lat_max double 89.97916
attribute NC_GLOBAL geospatial_lat_min double -89.97917
attribute NC_GLOBAL geospatial_lat_resolution double 0.04166666589488307
attribute NC_GLOBAL geospatial_lat_units String degrees_north
attribute NC_GLOBAL geospatial_lon_max double 359.9792
attribute NC_GLOBAL geospatial_lon_min double 0.0208387
attribute NC_GLOBAL geospatial_lon_resolution double 0.041666669903924064
attribute NC_GLOBAL geospatial_lon_units String degrees_east
attribute NC_GLOBAL history String Wed Jun 1 07:20:39 2022: ncatted -O -a sw_point_longitude,global,o,f,0.02083333
Wed Jun 1 07:20:39 2022: ncatted -O -a geospatial_lon_min,global,o,f,0.0
Wed Jun 1 07:20:39 2022: ncatted -O -a geospatial_lon_max,global,o,f,360.0
Wed Jun 1 07:20:39 2022: ncatted -O -a easternmost_longitude,global,o,f,360.0
Wed Jun 1 07:20:39 2022: ncatted -O -a westernmost_longitude,global,o,f,0.0
Wed Jun 1 07:20:39 2022: ncatted -O -a valid_max,lon,o,f,360.0
Wed Jun 1 07:20:39 2022: ncatted -O -a valid_min,lon,o,f,0.0
Wed Jun 1 07:20:38 2022: ncap2 -O -s where(lon<0) lon=lon+360
Wed Jun 1 07:20:36 2022: ncks -O --msa_usr_rdr -d lon,0.0,180.0 -d lon,-180.0,0.0
attribute NC_GLOBAL id String
attribute NC_GLOBAL identifier_product_doi String 10.5067/AQUA/MODIS/L3M/KD490/2018
attribute NC_GLOBAL identifier_product_doi_authority String (external link)
attribute NC_GLOBAL infoUrl String (external link)
attribute NC_GLOBAL institution String NASA/GSFC OBPG
attribute NC_GLOBAL instrument String MODIS
attribute NC_GLOBAL keywords String algorithm, aqua, attenuation, biology, center, coefficient, color, data, diffuse, flight, goddard, group, gsfc, image, imaging, kd2, Kd_490, L3, level, level-3, mapped, moderate, modis, modisa, nasa, obpg, ocean, optical, optical properties, palette, processing, properties, resolution, smi, space, spectroradiometer, standard
attribute NC_GLOBAL license String (external link)
attribute NC_GLOBAL map_projection String Equidistant Cylindrical
attribute NC_GLOBAL measure String Mean
attribute NC_GLOBAL naming_authority String gov.nasa.gsfc.sci.oceandata
attribute NC_GLOBAL NCO String netCDF Operators version 4.7.5 (Homepage =, Code =
attribute NC_GLOBAL nco_openmp_thread_number int 1
attribute NC_GLOBAL Northernmost_Northing double 89.97916
attribute NC_GLOBAL platform String Aqua
attribute NC_GLOBAL processing_level String L3 Mapped
attribute NC_GLOBAL processing_version String 2018.1QLP
attribute NC_GLOBAL product_name String
attribute NC_GLOBAL project String Ocean Biology Processing Group (NASA/GSFC/OBPG)
attribute NC_GLOBAL publisher_email String data at
attribute NC_GLOBAL publisher_name String NASA/GSFC/OBPG
attribute NC_GLOBAL publisher_type String group
attribute NC_GLOBAL publisher_url String (external link)
attribute NC_GLOBAL sourceUrl String (local files)
attribute NC_GLOBAL Southernmost_Northing double -89.97917
attribute NC_GLOBAL spatialResolution String 4.64 km
attribute NC_GLOBAL standard_name_vocabulary String CF Standard Name Table v36
attribute NC_GLOBAL summary String Moderate Resolution Imaging Spectroradiometer (MODIS) Aqua - Daily Ocean Color. Diffuse attenuation coefficient at 490 nm, KD2 algorithm. 2002 - present. spatial resolution = 4.64km
attribute NC_GLOBAL temporal_range String day
attribute NC_GLOBAL time_coverage_end String 2022-05-31T12:00:00Z
attribute NC_GLOBAL time_coverage_start String 2002-07-04T12:00:00Z
attribute NC_GLOBAL title String Kd490, Aqua MODIS - Daily, 2002-present. v.2018.0
attribute NC_GLOBAL Westernmost_Easting double 0.0208387
dimension time   double nValues=7250, evenlySpaced=false, averageSpacing=1 day 0h 4m 22s
attribute time _CoordinateAxisType String Time
attribute time actual_range double 1.025784E9, 1.6539984E9
attribute time axis String T
attribute time ioos_category String Time
attribute time long_name String Centered Time
attribute time standard_name String time
attribute time time_origin String 01-JAN-1970 00:00:00
attribute time units String seconds since 1970-01-01T00:00:00Z
dimension latitude   float nValues=4320, evenlySpaced=true, averageSpacing=-0.04166666589488307
attribute latitude _CoordinateAxisType String Lat
attribute latitude _FillValue float NaN
attribute latitude actual_range float -89.97917, 89.97916
attribute latitude axis String Y
attribute latitude ioos_category String Location
attribute latitude long_name String Latitude
attribute latitude standard_name String latitude
attribute latitude units String degrees_north
attribute latitude valid_max float 90.0
attribute latitude valid_min float -90.0
dimension longitude   float nValues=8640, evenlySpaced=true, averageSpacing=0.041666669903924064
attribute longitude _ChunkSizes uint 8640
attribute longitude _CoordinateAxisType String Lon
attribute longitude _FillValue float NaN
attribute longitude actual_range float 0.0208387, 359.9792
attribute longitude axis String X
attribute longitude ioos_category String Location
attribute longitude long_name String Longitude
attribute longitude standard_name String longitude
attribute longitude units String degrees_east
attribute longitude valid_max float 360.0
attribute longitude valid_min float 0.0
variable Kd_490   float time, latitude, longitude
attribute Kd_490 _FillValue float NaN
attribute Kd_490 colorBarMaximum double 5.0
attribute Kd_490 colorBarMinimum double 0.01
attribute Kd_490 colorBarScale String Log
attribute Kd_490 ioos_category String Optical Properties
attribute Kd_490 long_name String Diffuse attenuation coefficient at 490 nm, KD2 algorithm
attribute Kd_490 units String m-1
attribute Kd_490 valid_max float 6.0
attribute Kd_490 valid_min float 0.01

The information in the table above is also available in other file formats (.csv, .htmlTable, .itx, .json, .jsonlCSV1, .jsonlCSV, .jsonlKVP, .mat, .nc, .nccsv, .tsv, .xhtml) via a RESTful web service.

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