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  ds119.4 Detailed Metadata

Overview
Dataset Citation:
European Centre for Medium-Range Weather Forecasts, 2004: ERA40 Model Resolution Monthly Mean Gridded Upper Air Analysis on a Potential Vorticity Surface from ECMWF. Dataset ds119.4 published by the CISL Data Support Section at the National Center for Atmospheric Research, Boulder, CO, available online at http://dss.ucar.edu/datasets/ds119.4/.
Types of data:
  • Grids
 Data formats:
Data contributors:
  • ECMWF > European Centre for Medium-Range Weather Forecasts
Programs/Experiments that collected the data:
  • ERA40 > ECMWF ERA40 Reanalysis Project
Total volume:  1.358 Gbytes

Summary for Grids in WMO GRIB1 Format
Product and Coverage Information:
There are multiple products and/or geographical coverages for the grids in this format. Click a variable name to see the available products and coverages for that variable.
VariableParameter
Code
Vertical LevelsTemporal Valid Range
Geopotential (m2 s-2) 129
• Potential vorticity surface: 7 10-9 deg K m2 kg-1 s-1  1957-09-01 00:00 to 2002-08-31 18:00
Ozone mass mixing ratio (kg kg-1) 203
• Potential vorticity surface: 7 10-9 deg K m2 kg-1 s-1  1957-09-01 00:00 to 2002-08-31 18:00
Potential temperature (K) 3
• Potential vorticity surface: 7 10-9 deg K m2 kg-1 s-1  1957-09-01 00:00 to 2002-08-31 18:00
Pressure (Pa) 54
• Potential vorticity surface: 7 10-9 deg K m2 kg-1 s-1  1957-09-01 00:00 to 2002-08-31 18:00
Specific humidity (kg kg-1) 133
• Potential vorticity surface: 7 10-9 deg K m2 kg-1 s-1  1957-09-01 00:00 to 2002-08-31 18:00
U velocity (m s-1) 131
• Potential vorticity surface: 7 10-9 deg K m2 kg-1 s-1  1957-09-01 00:00 to 2002-08-31 18:00
V velocity (m s-1) 132
• Potential vorticity surface: 7 10-9 deg K m2 kg-1 s-1  1957-09-01 00:00 to 2002-08-31 18:00

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