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ERDDAP at NOAA CoastWatch
Easier access to scientific data |
NOAA CoastWatch Central Operations |
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| Grid DAP Data | Sub- set | Table DAP Data | Make A Graph | W M S | Source Data Files | Title | Sum- mary | FGDC, ISO, Metadata | Back- ground Info | RSS | Institution | Dataset ID | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| data | graph | M | files | Ice Concentration, NOAA-20 VIIRS, Near Real-Time, Sector UZ, Daily | 
| F I M | background | 
|
| noaacwVIIRSn20iceconcUZ00Daily |
| 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/NESDIS/STAR/SOCD/CoastWatch |
| attribute | NC_GLOBAL | creator_url | String | https://coastwatch.noaa.gov |
| attribute | NC_GLOBAL | date_created | String | 2025-06-19T05:12:21Z |
| attribute | NC_GLOBAL | defaultGraphQuery | String | IceConc[(last)]%26.draw=surface%26.vars=longitude%7Clatitude%7CIceConc%26.colorBar=KT_ice%7C%7C%7C0%7C100%7C%26.land=over%26.bgColor=0xffccccff |
| attribute | NC_GLOBAL | Easternmost_Easting | double | -119.96625 |
| attribute | NC_GLOBAL | end_orbit_number | int | 39294 |
| attribute | NC_GLOBAL | geospatial_bounds | String | POLYGON((179.96625 89.77125,-165.016875 89.77125,-150.0 89.77125,-134.983125 89.77125,-119.96625 89.77125,-119.96625 78.523125,-119.96625 67.275,-119.96625 56.026875,-119.96625 44.77875,-134.983125 44.77875,-150.0 44.77875,-165.016875 44.77875,179.96625 44.77875,179.96625 56.026875,179.96625 67.275,179.96625 78.523125,179.96625 89.77125)) |
| attribute | NC_GLOBAL | geospatial_lat_max | double | 89.77125000000001 |
| attribute | NC_GLOBAL | geospatial_lat_min | double | 44.77875000000001 |
| attribute | NC_GLOBAL | geospatial_lat_resolution | double | 0.0075 |
| attribute | NC_GLOBAL | geospatial_lat_units | String | degrees_north |
| attribute | NC_GLOBAL | geospatial_lon_max | double | -119.96625 |
| attribute | NC_GLOBAL | geospatial_lon_min | double | -180.03375000000003 |
| attribute | NC_GLOBAL | geospatial_lon_resolution | double | 0.007500000000000003 |
| 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 | [cwutils 4.0.1.7 20240513_133416] cwcomposite --pedantic --coherent IceConc/latitude --optimal sat_zenith/minabs --method optimal --inputs - --match ^(sat_zenith|longitude|latitude|QCFlags|IceConc)$ /home/pub/svc_cwatch/aps/aps_r/browse/lvl4/modis/coastwatch/hdf/VX1CCW_C2025169_C81_003323-224616_UZ00_edgemask_IceConc.hdf [cwutils 4.0.1.7 20240513_133416] cwgraphics /home/pub/svc_cwatch/aps/aps_r/browse/lvl4/modis/coastwatch/hdf/VX1CCW_C2025169_C81_003323-224616_UZ00_edgemask_IceConc.hdf |
| 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 CoastWatch |
| attribute | NC_GLOBAL | instrument | String | VIIRS |
| attribute | NC_GLOBAL | keywords | String | Earth Science > Cryosphere > Sea Ice > Sea Ice Concentration, Earth Science > Oceans > Sea Ice > Sea Ice Concentration |
| attribute | NC_GLOBAL | keywords_vocabulary | String | GCMD Science Keywords |
| attribute | NC_GLOBAL | license | String | https://science.nasa.gov/earth-science/earth-science-data/data-information-policy/ 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.coastwatch |
| attribute | NC_GLOBAL | Northernmost_Northing | double | 89.77125000000001 |
| attribute | NC_GLOBAL | OBSERVED_PROPERTY | String | IceConc |
| attribute | NC_GLOBAL | platform | String | NOAA-20 |
| attribute | NC_GLOBAL | source | String | NOAA-20_VIIRS_IceConc |
| attribute | NC_GLOBAL | sourceUrl | String | (local files) |
| attribute | NC_GLOBAL | Southernmost_Northing | double | 44.77875000000001 |
| attribute | NC_GLOBAL | standard_name_vocabulary | String | CF Standard Name Table v29 |
| attribute | NC_GLOBAL | start_orbit_number | int | 39281 |
| attribute | NC_GLOBAL | summary | String | Enterprise Ice Concentration/ Ice Mask/ Ice Surface Temperature Products |
| attribute | NC_GLOBAL | testOutOfDate | String | now-2days |
| attribute | NC_GLOBAL | time_coverage_end | String | 2025-06-18T11:40:32Z |
| attribute | NC_GLOBAL | time_coverage_start | String | 2020-09-13T12:12:48Z |
| attribute | NC_GLOBAL | title | String | Ice Concentration, NOAA-20 VIIRS, Near Real-Time, Sector UZ, Daily |
| attribute | NC_GLOBAL | Westernmost_Easting | double | -180.03375000000003 |
| dimension | time | double | nValues=1720, evenlySpaced=false, averageSpacing=1 day 0h 16m 44s | |
| attribute | time | _CoordinateAxisType | String | Time |
| attribute | time | actual_range | double | 1.5999991682005E9, 1.7502468324255E9 |
| attribute | time | axis | String | T |
| attribute | time | bounds | String | time_bounds |
| 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 | double | nValues=6000, evenlySpaced=true, averageSpacing=-0.0075 | |
| attribute | latitude | _CoordinateAxisType | String | Lat |
| attribute | latitude | actual_range | double | 44.77875000000001, 89.77125000000001 |
| 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 |
| dimension | longitude | double | nValues=8010, evenlySpaced=true, averageSpacing=0.007500000000000003 | |
| attribute | longitude | _CoordinateAxisType | String | Lon |
| attribute | longitude | actual_range | double | -180.03375000000003, -119.96625 |
| 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 |
| variable | IceConc | float | time, altitude, latitude, longitude | |
| attribute | IceConc | _FillValue | float | -9.99 |
| attribute | IceConc | colorBarMaximum | double | 100.0 |
| attribute | IceConc | colorBarMinimum | double | 0.0 |
| attribute | IceConc | grid_mapping | String | coord_ref |
| attribute | IceConc | ioos_category | String | Ice Distribution |
| attribute | IceConc | long_name | String | Ice Concentration |
| attribute | IceConc | missing_value | float | -9.99 |
| attribute | IceConc | units | String | 1 |
| attribute | IceConc | valid_max | float | 1.0 |
| attribute | IceConc | valid_min | float | 0.0 |
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.