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| Row Type | Variable Name | Attribute Name | Data Type | Value |
|---|---|---|---|---|
| attribute | NC_GLOBAL | _lastModified | String | 2025-05-03T20:30:10.000Z |
| 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 | coastwatch.info at noaa.gov |
| attribute | NC_GLOBAL | creator_name | String | NOAA CoastWatch |
| attribute | NC_GLOBAL | creator_type | String | institution |
| attribute | NC_GLOBAL | creator_url | String | https://coastwatch.noaa.gov
|
| attribute | NC_GLOBAL | date_created | String | 2025-05-03T20:30:10.000Z |
| attribute | NC_GLOBAL | Easternmost_Easting | double | 179.9584 |
| attribute | NC_GLOBAL | geospatial_lat_max | double | 89.95834 |
| attribute | NC_GLOBAL | geospatial_lat_min | double | -89.95834 |
| attribute | NC_GLOBAL | geospatial_lat_units | String | degrees_north |
| attribute | NC_GLOBAL | geospatial_lon_max | double | 179.9584 |
| attribute | NC_GLOBAL | geospatial_lon_min | double | -179.9583 |
| attribute | NC_GLOBAL | geospatial_lon_units | String | degrees_east |
| attribute | NC_GLOBAL | geospatial_vertical_max | double | 0.0 |
| attribute | NC_GLOBAL | geospatial_vertical_min | double | 0.0 |
| attribute | NC_GLOBAL | geospatial_vertical_positive | String | up |
| attribute | NC_GLOBAL | geospatial_vertical_units | String | m |
| attribute | NC_GLOBAL | grid_mapping_epsg_code | String | EPSG:4326 |
| attribute | NC_GLOBAL | grid_mapping_inverse_flattening | float | 298.2572 |
| attribute | NC_GLOBAL | grid_mapping_longitude_of_prime_meridian | float | 0.0 |
| attribute | NC_GLOBAL | grid_mapping_name | String | latitude_longitude |
| attribute | NC_GLOBAL | grid_mapping_proj4_params | String | +proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs |
| attribute | NC_GLOBAL | grid_mapping_semi_major_axis | float | 6378137.0 |
| attribute | NC_GLOBAL | history | String | /data/data652/coastwatch/oc/L3/scripts/bin/l3mapgen par=/data/data652/coastwatch/oc/L3/scripts/bin/../config/l3mapgen_par_dineof_kd_490 ifile=/data/data652/coastwatch/oc/L3/scripts/bin/../temp/Config_dineof3_kd490/V2025113_kd_L3.nc ofile=/data/data369/viirs/L3_dineof/113/B2025113_A1_WW00_kd_490.nc Sat May 3 20:30:11 2025\n: /data/data652/coastwatch/oc/L3/scripts/bin/l3cnvtr -b -s Suomi-NPP,NOAA-20,Sentinel-3A /data/data369/viirs/L3_dineof/113/B2025113_A1_WW00_kd_490.nc /data/aftp/socd1/mecb/coastwatch/viirs/science/L3/global/kd/dineof3/2025/B2025113_A1_WW00_kd490.nc |
| attribute | NC_GLOBAL | id | String | L3//data/dmz/pub0070/DINEOF/EOF-viirs-olci/reconstructed_mix_nsw/V2025113_kd_L3.nc |
| attribute | NC_GLOBAL | identifier_product_doi | String | https://doi.org/10.1016/j.jag.2022.102714
|
| attribute | NC_GLOBAL | identifier_product_doi_authority | String | https://dx.doi.org
|
| attribute | NC_GLOBAL | infoUrl | String | https://coastwatch.noaa.gov
|
| attribute | NC_GLOBAL | institution | String | NOAA NESDIS STAR |
| attribute | NC_GLOBAL | instrument | String | VIIRS,OLCI |
| attribute | NC_GLOBAL | keywords | String | algorithm, altitude, attenuation, coefficient, data, diffuse, diffuse_attenuation_coefficient_of_downwelling_radiative_flux_in_sea_water, dineof, downwelling, environmental, filled, flux, gap, information, kd2, kd_490, L4, national, nesdis, noaa, optical, optical properties, properties, radiative, satellite, sea, seawater, service, star, time, water |
| attribute | NC_GLOBAL | keywords_vocabulary | String | NASA Global Change Master Directory (GCMD) Science Keywords |
| attribute | NC_GLOBAL | l2_flag_names | String | ATMFAIL,LAND,HIGLINT,HILT,HISATZEN,CLOUD,HISOLZEN,LOWLW,CHLFAIL,NAVWARN,CLDSHDSTL,MAXAERITER,CHLWARN,ALGICE,SEAICE,NAVFAIL,FILTER |
| attribute | NC_GLOBAL | license | String | CC0-1.0. The data may be used and redistributed for free but is not intended for legal use, since it may contain inaccuracies. Neither the data contributor, CoastWatch, NOAA, nor the US Government, nor any of their employees or contractors, make any warranty, express or implied, including warranties of merchantability and fitness for a particular purpose, or assumes any legal liability for the accuracy, completeness, or usefulness, of this information. |
| attribute | NC_GLOBAL | map_projection | String | geographic |
| attribute | NC_GLOBAL | measure | String | Mean |
| attribute | NC_GLOBAL | Metadata_Conventions | String | Unidata Dataset Discovery v1.0 |
| attribute | NC_GLOBAL | naming_authority | String | gov.noaa.coastwatch |
| attribute | NC_GLOBAL | Northernmost_Northing | double | 89.95834 |
| attribute | NC_GLOBAL | platform | String | Suomi-NPP, NOAA-20, Sentinel-3A |
| attribute | NC_GLOBAL | processing_level | String | L3 Mapped |
| attribute | NC_GLOBAL | product_name | String | B2025113_A1_WW00_kd490.nc |
| attribute | NC_GLOBAL | project | String | Ocean Color Science Team (NOAA/NESDIS/STAR/OCST) |
| attribute | NC_GLOBAL | publisher_email | String | coastwatch.info@noaa.gov;ncei.info@noaa.gov |
| attribute | NC_GLOBAL | publisher_name | String | NOAA CoastWatch;National Centers for Environmental Information (NCEI) |
| attribute | NC_GLOBAL | publisher_type | String | group |
| attribute | NC_GLOBAL | publisher_url | String | https://coastwatch.noaa.gov;https://www.ncei.noaa.gov/
|
| attribute | NC_GLOBAL | Satellite | String | Suomi-NPP\n NOAA-20, Sentinel-3A |
| attribute | NC_GLOBAL | Sensor | String | VIIRS,OLCI |
| attribute | NC_GLOBAL | sourceUrl | String | (local files) |
| attribute | NC_GLOBAL | Southernmost_Northing | double | -89.95834 |
| attribute | NC_GLOBAL | spatialResolution | String | 9.28 km |
| attribute | NC_GLOBAL | standard_name_vocabulary | String | NetCDF Climate and Forecast (CF) Metadata Convention |
| attribute | NC_GLOBAL | summary | String | Visible and Infrared Imager/Radiometer Suite/Suomi-NPP and NOAA-20 (VIIRS) and Sentinel-3A OLCI DINEOF gap filled L4 data. NOAA National Environmental Satellite, Data, and Information Service (NESDIS) STAR data. Sentinel-3A courtesy of Copernicus Program |
| attribute | NC_GLOBAL | temporal_range | String | daily |
| attribute | NC_GLOBAL | testOutOfDate | String | now-23days |
| attribute | NC_GLOBAL | time_coverage_end | String | 2025-04-23T12:00:00Z |
| attribute | NC_GLOBAL | time_coverage_start | String | 2018-02-09T12:00:00Z |
| attribute | NC_GLOBAL | title | String | Kd490 (Gap-filled DINEOF), NOAA S-NPP NOAA-20 VIIRS and Copernicus S-3A OLCI, Science Quality, Global 9km, 2018-recent, Daily |
| attribute | NC_GLOBAL | Westernmost_Easting | double | -179.9583 |
| dimension | time | double | nValues=1204, evenlySpaced=false, averageSpacing=2 days 4h 28m 8s | |
| attribute | time | _CoordinateAxisType | String | Time |
| attribute | time | actual_range | double | 1.5181776E9, 1.7454096E9 |
| attribute | time | axis | String | T |
| attribute | time | calendar | String | gregorian |
| attribute | time | ioos_category | String | Time |
| attribute | time | long_name | String | 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 | altitude | double | nValues=1, onlyValue=0.0 | |
| attribute | altitude | _CoordinateAxisType | String | Height |
| attribute | altitude | _CoordinateZisPositive | String | up |
| attribute | altitude | actual_range | double | 0.0, 0.0 |
| attribute | altitude | axis | String | Z |
| attribute | altitude | ioos_category | String | Location |
| attribute | altitude | long_name | String | Altitude |
| attribute | altitude | positive | String | up |
| attribute | altitude | standard_name | String | altitude |
| attribute | altitude | units | String | m |
| dimension | latitude | float | nValues=2160, evenlySpaced=false, averageSpacing=-0.08333333950903196 | |
| attribute | latitude | _CoordinateAxisType | String | Lat |
| attribute | latitude | actual_range | float | -89.95834, 89.95834 |
| attribute | latitude | axis | String | Y |
| attribute | latitude | ioos_category | String | Location |
| attribute | latitude | long_name | String | Latitude |
| attribute | latitude | source_name | String | lat |
| 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=4320, evenlySpaced=false, averageSpacing=0.08333334105116925 | |
| attribute | longitude | _CoordinateAxisType | String | Lon |
| attribute | longitude | actual_range | float | -179.9583, 179.9584 |
| attribute | longitude | axis | String | X |
| attribute | longitude | ioos_category | String | Location |
| attribute | longitude | long_name | String | Longitude |
| attribute | longitude | source_name | String | lon |
| attribute | longitude | standard_name | String | longitude |
| attribute | longitude | units | String | degrees_east |
| attribute | longitude | valid_max | float | 180.0 |
| attribute | longitude | valid_min | float | -180.0 |
| variable | kd_490 | float | time, altitude, latitude, longitude | |
| attribute | kd_490 | _FillValue | float | -6.5534 |
| attribute | kd_490 | colorBarMaximum | double | 10.0 |
| attribute | kd_490 | colorBarMinimum | double | 0.01 |
| attribute | kd_490 | display_scale | 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 | references | String | Wang, M., S. Son, and L. W. Harding, Jr. (2009), Retrieval of diffuse attenuation coefficient in the Chesapeake Bay and turbid ocean regions for satellite ocean color applications, J. Geoph ys. Res. Oceans, 114, C10011 |
| attribute | kd_490 | standard_name | String | diffuse_attenuation_coefficient_of_downwelling_radiative_flux_in_sea_water |
| attribute | kd_490 | units | String | m^-1 |
| attribute | kd_490 | valid_max | float | 6.0 |
| attribute | kd_490 | valid_min | float | 0.01 |