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Parameters are stored in groups to ensure a proper access performance. The number of NetCDF files downloaded will be equal to total number of groups of all the parameters selected. Users can check the groups in the Parameters listings section below.
The file naming convention is:
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Table 1: surface and single level parameters (instantaneous and accumulations)
| Count | Name | Units | Variable name | Notes | Group |
|---|---|---|---|---|---|
1 | 2 metre temperature | K | 2m_temperature | 2m temperature | |
| 2 | 2 metre dewpoint temperature | K | 2m_dewpoint_temperature | 2m temperature | |
| 3 | Total precipitation | m | total_precipitation | De-accumulated | Pressure and precipitation |
| 4 | Surface pressure | Pa | surface_pressure | Pressure and precipitation | |
| 5 | 10 metre V wind component | m s**-1 | 10m_v_component_of_wind | Wind | |
| 6 | 10 metre U wind component | m s**-1 | 10m_u_component_of_wind | Wind | |
| 7 | Surface solar radiation downwards | J m**-2 | surface_solar_radiation_downwards | De-accumulated | Radiation and heat |
| 8 | Volumetric soil water layer 1 | m**3 m**-3 | volumetric_soil_water_layer_1 | Soil water | |
| 9 | Volumetric soil water layer 2 | m**3 m**-3 | volumetric_soil_water_layer_2 | Soil water | |
| 10 | Volumetric soil water layer 3 | m**3 m**-3 | volumetric_soil_water_layer_3 | Soil water | |
| 11 | Volumetric soil water layer 4 | m**3 m**-3 | volumetric_soil_water_layer_4 | Soil water | |
| 12 | Soil temperature level 1 | K | soil_temperature_level_1 | Soil temperature | |
| 13 | Soil temperature level 2 | K | soil_temperature_level_2 | Soil temperature | |
| 14 | Soil temperature level 3 | K | soil_temperature_level_3 | Soil temperature | |
| 15 | Soil temperature level 4 | K | soil_temperature_level_4 | Soil temperature | |
| 16 | Snow cover | % | snow_cover | Snow |
Known issues
Please refer to the ERA5-Land documentation.
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