Dataset: MDT_HYBRID_CNES-CLS18_CMEMS2020_GLOBAL#
Dataset identifier: cnes_obs-sl_glo_phy-mdt_my_0.125deg_P20Y
Data store: cmems
How to open this dataset in AVL JupyterLab
cmems_store = new_data_store('cmems')
ds = cmems_store.open_data('cnes_obs-sl_glo_phy-mdt_my_0.125deg_P20Y')
Bounding box map#
cmems_store = new_data_store('cmems')
ds = cmems_store.open_data('cnes_obs-sl_glo_phy-mdt_my_0.125deg_P20Y')
Map tiles and data from OpenStreetMap, under the ODbL.
Basic information#
| Parameter | Value |
|---|---|
| Bounding box longitude (°) | -180 to 180 |
| Bounding box latitude (°) | -90 to 90 |
| Time range | 2003-01-01 to 2003-01-01 |
| Time period | 0D |
Click here for full dataset metadata.
Variable list#
Click on a variable name to jump to the variable’s full metadata.
| Variable | Long name | Units |
|---|---|---|
| climatology_bnds | [none] | [none] |
| err_mdt | mean dynamic topography error | m |
| err_u | mean eastward geostrophic velocity error | m/s |
| err_v | mean northward geostrophic velocity error | m/s |
| lat_bnds | [none] | degrees_north |
| lon_bnds | [none] | degrees_east |
| mdt | mean dynamic topography | m |
| u | Mean eastward geostrophic velocity | m/s |
| v | Mean northward geostrophic velocity | m/s |
Full variable metadata#
climatology_bnds#
crs#
| Field | Value |
|---|---|
| comment | This is a container variable that describes the grid_mapping used by the data in this file. This variable does not contain any data; only information about the geographic coordinate system. |
| grid_mapping_name | latitude_longitude |
| semi_major_axis | 6378136.3 |
| inverse_flattening | 298.257 |
| _CoordinateTransformType | Projection |
| _CoordinateAxisTypes | GeoX GeoY |
err_mdt#
| Field | Value |
|---|---|
| limitations | No data in the Mediterranean Sea |
| long_name | mean dynamic topography error |
| standard_name | sea_surface_height_above_geoid standard_error |
| units | m |
| grid_mapping | crs |
err_u#
| Field | Value |
|---|---|
| limitations | No data in the Mediterranean Sea |
| long_name | mean eastward geostrophic velocity error |
| standard_name | surface_geostrophic_eastward_sea_water_velocity standard_error |
| units | m/s |
| grid_mapping | crs |
err_v#
| Field | Value |
|---|---|
| limitations | No data in the Mediterranean Sea |
| long_name | mean northward geostrophic velocity error |
| standard_name | surface_geostrophic_northward_sea_water_velocity standard_error |
| units | m/s |
| grid_mapping | crs |
lat_bnds#
| Field | Value |
|---|---|
| comment | latitude values at the north and south bounds of each pixel. |
| units | degrees_north |
lon_bnds#
| Field | Value |
|---|---|
| comment | longitude values at the west and east bounds of each pixel. |
| units | degrees_east |
mdt#
| Field | Value |
|---|---|
| ancillary_variables | mdt_error |
| long_name | mean dynamic topography |
| standard_name | sea_surface_height_above_geoid |
| units | m |
| grid_mapping | crs |
u#
| Field | Value |
|---|---|
| ancillary_variables | u_error |
| long_name | Mean eastward geostrophic velocity |
| standard_name | surface_geostrophic_eastward_sea_water_velocity |
| units | m/s |
| grid_mapping | crs |
v#
| Field | Value |
|---|---|
| ancillary_variables | v_error |
| long_name | Mean northward geostrophic velocity |
| standard_name | surface_geostrophic_northward_sea_water_velocity |
| units | m/s |
| grid_mapping | crs |
Full dataset metadata#
| Field | Value |
|---|---|
| cdm_data_type | Grid |
| history | 2020-07-29T10:52:01Z : Creation |
| Conventions | CF-1.6 |
| Metadata_Conventions | Unidata Dataset Discovery v1.0 |
| contact | servicedesk.cmems@mercator-ocean.eu, smulet@groupcls.com, sjousset@groupcls.com |
| creator_email | servicedesk.cmems@mercator-ocean.eu |
| creator_url | https://www.aviso.altimetry.fr, http://marine.copernicus.eu |
| creator_name | CLS CNES CMEMS |
| date_created | 2020-07-29T10:52:01Z |
| date_issued | 2020-07-29T10:52:01Z |
| date_modified | 2020-07-29T10:52:01Z |
| geospatial_lat_min | -89.9375 |
| geospatial_lat_max | 89.9375 |
| geospatial_lon_min | -179.9375 |
| geospatial_lon_max | 179.9375 |
| geospatial_vertical_min | 0.0 |
| geospatial_vertical_max | 0.0 |
| geospatial_lat_units | degrees_north |
| geospatial_lon_units | degrees_east |
| geospatial_lat_resolution | 0.125 |
| geospatial_lon_resolution | 0.125 |
| geospatial_vertical_positive | down |
| geospatial_vertical_resolution | point |
| geospatial_vertical_units | m |
| institution | CLS, CNES, CMEMS |
| keywords | Oceans > Ocean mean dynamic topography |
| keywords_vocabulary | NetCDF COARDS Climate and Forecast Standard Names |
| processing_level | L4 |
| product_version | MDT_HYBRID_CNES_CLS18_CMEMS2020 v1.0 |
| references | Mulet et al, 2021; Jousset et al, 2022 |
| source | Altimetry measurements, gravimetry (icluding GOCE and GRACE) and in-situ data. |
| summary | Mean Dynamic Topography combined the global CNES-CLS18 MDT, the Black Sea CMEMS2020 MDT and the Med Sea CMEMS2020 MDT. The reference time-period is 1993-2012. |
| title | MDT_HYBRID_CNES-CLS18_CMEMS2020_GLOBAL |
| standard_name_vocabulary | NetCDF Climate and Forecast (CF) Metadata Convention Standard Name Table v37 |
| time_coverage_duration | P20Y |
| time_coverage_start | 1993-01-01T00:00:00Z |
| time_coverage_resolution | P20Y |
| time_coverage_end | 2013-01-01T00:00:00Z |
| _CoordSysBuilder | ucar.nc2.dataset.conv.CF1Convention |