[Source: Twentieth Century Reanalysis (V1), NOAA PSD, http://www.esrl.noaa.gov/psd/data/gridded/data.20thC_Rean.html ]
The analysis is performed with the Ensemble Filter as described ...
The Wind Imaging Interferometer (WINDII) on NASA's Upper Atmosphere
Research Satellite (UARS) measures wind, temperature, and emission
rates in the mesosphere and thermosphere ...
The Wind Imaging Interferometer (WINDII) on NASA's Upper Atmosphere
Research Satellite (UARS) measures wind, temperature, and emission
rates in the mesosphere and thermosphere ...