Meteorological data

â—‹Trace gases profile

â—‹Meteorological data

GPV
(JMA)
JRA-55
(JMA)
NCEP Reanalysis-1, 2
(NCAR)
ERA5
(ECMWF)
GEOS FP-IT
(GMAO, NASA GSFC)
MERRA2
(GMAO, NASA GSFC)
HRRR
(NOAA)
Meteorological element 0, 3, 6 hour forecast reanalysis reanalysis forecast + reanalysis NRT Assimilation products reanalysis 0 ~ 24 hour forecast
Grid 0.5 [deg.] 1.25 [deg.] 2.5 [deg.] 0.25 [deg.] 0.625 x 0.5 [deg.] 0.625 x 0.5 [deg.] 3 x 3 [km]
Vertical layer 21 pressure levels 37 pressure levels 17 pressure levels 37 pressure levels 42 pressure levels 42 pressure levels 42 pressure levels
Delivery frequency 4 times/day
(00, 06, 12, 18 UT)
4 times/day
(00, 06, 12, 18 UT)
4 times/day
(00, 06, 12, 18 UT)
hourly Hourly, 3-hourly hourly, 3-hourly, or 6-hourly hourly
Delivery configuration FTP transfer HTTP transfer HTTP transfer Climate Data Store (CDS) API GES-DISC GES-DISC HTTP transfer, AWS
Data format grib2 grib grib grib2 NetCDF-4 NetCDF-4/HDF-5 grib2
Data latency NRT NRT NRT (Reanalsys-1)Approx.
2 months (Reanalsys-2)
2-5 days (ERA5T)
2-3 months (final product)
NRT Approx. one month NRT
Remarks GOSAT L2 processing, calibration GOSAT-2 L2 processing OCO-2 L2 processing USA only