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| Grid DAP Data | Sub- set | Table DAP Data | Make A Graph | W M S | Source Data Files | Acces- sible
| Title | Sum- mary | FGDC, ISO, Metadata | Back- ground Info | RSS | E | Institution | Dataset ID | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| data | graph | M | files | public | nLw671, NOAA S-NPP, VIIRS, Near Real-Time, Global 4km, 2017-present, Daily |
| F I M | background
| 
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| nesdisVHNnLw671Daily |
| Row Type | Variable Name | Attribute Name | Data Type | Value |
|---|---|---|---|---|
| attribute | NC_GLOBAL | cdm_data_type | String | Grid |
| attribute | NC_GLOBAL | Conventions | String | CF-1.6, COARDS, ACDD-1.3 |
| 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 | group |
| attribute | NC_GLOBAL | creator_url | String | https://coastwatch.noaa.gov/ |
| attribute | NC_GLOBAL | date_created | String | 2025-06-16T13:33:05Z |
| attribute | NC_GLOBAL | Easternmost_Easting | double | 180.01874999999998 |
| attribute | NC_GLOBAL | geospatial_lat_max | double | 89.75625000000001 |
| attribute | NC_GLOBAL | geospatial_lat_min | double | -89.75625000000002 |
| attribute | NC_GLOBAL | geospatial_lat_resolution | double | 0.03750000000000001 |
| attribute | NC_GLOBAL | geospatial_lat_units | String | degrees_north |
| attribute | NC_GLOBAL | geospatial_lon_max | double | 180.01874999999998 |
| attribute | NC_GLOBAL | geospatial_lon_min | double | -180.01875 |
| attribute | NC_GLOBAL | geospatial_lon_resolution | double | 0.037500000000000006 |
| 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 | history | String | Processed with NOAA MSL12 |
| attribute | NC_GLOBAL | infoUrl | String | https://coastwatch.noaa.gov/thredds/dodsC/CoastWatch/VIIRS/nLw672/Daily/WW00.html |
| attribute | NC_GLOBAL | institution | String | NOAA NESDIS CoastWatch |
| attribute | NC_GLOBAL | instrument | String | VIIRS |
| attribute | NC_GLOBAL | keywords | String | altitude, applications, baseline, center, data, environmental, graphics, imager, imager/radiometer, imaging, information, infrared, latitude, leaving, longitude, mean, national, nesdis, nlw672, nLw_672, noaa, normalized, npp, optical, optical properties, orbiting, overlay, partnership, planes, polar, polar-orbiting, properties, radiance, radiometer, research, satellite, service, suite, time, viirs, visible, water, water-leaving, ww00 |
| attribute | NC_GLOBAL | keywords_vocabulary | String | NASA Global Change Master Directory (GCMD) Science Keywords |
| attribute | NC_GLOBAL | license | String | 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, ERD, NOAA, nor the United States Government, nor any of their employees or contractors, makes 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 | naming_authority | String | gov.noaa.nesdis.star/socd/mecb/color/ |
| attribute | NC_GLOBAL | Northernmost_Northing | double | 89.75625000000001 |
| attribute | NC_GLOBAL | OBSERVED_PROPERTY | String | nLw_671 |
| attribute | NC_GLOBAL | platform | String | S-NPP |
| attribute | NC_GLOBAL | processing_level | String | L2 |
| 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_url | String | https://coastwatch.noaa.gov; https://www.ncei.noaa.gov/ |
| attribute | NC_GLOBAL | source | String | S-NPP_VIIRS_nLw671 |
| attribute | NC_GLOBAL | sourceUrl | String | (local files) |
| attribute | NC_GLOBAL | Southernmost_Northing | double | -89.75625000000002 |
| attribute | NC_GLOBAL | standard_name_vocabulary | String | CF Standard Name Table v29 |
| attribute | NC_GLOBAL | summary | String | Visible and Infrared Imager/Radiometer Suite/Suomi-NPP (VIIRS) Level-3 (WW00), Normalized Water-Leaving radiance at 672nm (nLw672), Global, Daily, processed by NOAA. EXPERIMENTAL. |
| attribute | NC_GLOBAL | testOutOfDate | String | now-2days |
| attribute | NC_GLOBAL | time_coverage_end | String | 2025-06-14T12:00:00Z |
| attribute | NC_GLOBAL | time_coverage_start | String | 2024-06-09T12:00:00Z |
| attribute | NC_GLOBAL | title | String | nLw671, NOAA S-NPP, VIIRS, Near Real-Time, Global 4km, 2017-present, Daily |
| attribute | NC_GLOBAL | Westernmost_Easting | double | -180.01875 |
| dimension | time | double | nValues=320, evenlySpaced=false, averageSpacing=1 day 3h 50m 13s | |
| attribute | time | _CoordinateAxisType | String | Time |
| attribute | time | actual_range | double | 1.7179344E9, 1.7499024E9 |
| attribute | time | axis | String | T |
| attribute | time | calendar | String | gregorian |
| attribute | time | ioos_category | String | Time |
| attribute | time | long_name | String | Time Baseline |
| attribute | time | source_name | String | time_baseline |
| 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 | double | nValues=4788, evenlySpaced=true, averageSpacing=-0.03750000000000001 | |
| attribute | latitude | _CoordinateAxisType | String | Lat |
| attribute | latitude | actual_range | double | -89.75625000000002, 89.75625000000001 |
| attribute | latitude | axis | String | Y |
| attribute | latitude | ioos_category | String | Location |
| attribute | latitude | long_name | String | Latitude |
| attribute | latitude | source_name | String | rows |
| attribute | latitude | standard_name | String | latitude |
| attribute | latitude | units | String | degrees_north |
| dimension | longitude | double | nValues=9602, evenlySpaced=true, averageSpacing=0.037500000000000006 | |
| attribute | longitude | _CoordinateAxisType | String | Lon |
| attribute | longitude | actual_range | double | -180.01875, 180.01874999999998 |
| attribute | longitude | axis | String | X |
| attribute | longitude | ioos_category | String | Location |
| attribute | longitude | long_name | String | Longitude |
| attribute | longitude | source_name | String | cols |
| attribute | longitude | standard_name | String | longitude |
| attribute | longitude | units | String | degrees_east |
| variable | nLw_671 | float | time, altitude, latitude, longitude | |
| attribute | nLw_671 | _ChunkSizes | uint | 1, 1, 902, 1808 |
| attribute | nLw_671 | _FillValue | float | NaN |
| attribute | nLw_671 | colorBarMaximum | double | 30.0 |
| attribute | nLw_671 | colorBarMinimum | double | 0.0 |
| attribute | nLw_671 | colorBarPalette | String | WhiteRedBlack |
| attribute | nLw_671 | cw_atmospheric_correction | String | NOAA MECB BMW Atmospheric Correction |
| attribute | nLw_671 | cw_fraction_digits | int | 14 |
| attribute | nLw_671 | cw_product_status | String | Experimental |
| attribute | nLw_671 | cw_solar_irradiance | double | 0.0 |
| attribute | nLw_671 | cw_solar_irradiance_units | String | mW cm^-2 um^-1" |
| attribute | nLw_671 | grid_mapping | String | coord_ref |
| attribute | nLw_671 | ioos_category | String | Unknown |
| attribute | nLw_671 | long_name | String | Normalized Water-leaving Radiance at 671.0 nm |
| attribute | nLw_671 | missing_value | float | NaN |
| attribute | nLw_671 | units | String | mW cm^-2 um^-1 sr^-1 |
| variable | graphics | byte | time, altitude, latitude, longitude | |
| attribute | graphics | _ChunkSizes | uint | 1, 1, 1193, 2393 |
| attribute | graphics | _FillValue | byte | 0 |
| attribute | graphics | colorBarMaximum | double | 20.0 |
| attribute | graphics | colorBarMinimum | double | 0.0 |
| attribute | graphics | cw_fraction_digits | int | 0 |
| attribute | graphics | grid_mapping | String | coord_ref |
| attribute | graphics | ioos_category | String | Optical Properties |
| attribute | graphics | long_name | String | graphics overlay planes |
| attribute | graphics | missing_value | byte | 0 |
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.