Semi-empirical model of middle atmosphere wind from the ground to the lower thermosphere |
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Authors: | Ch. Jacobi,K. Frö hlich,Y. Portnyagin,E. Merzlyakov,T. Solovjova,N. Makarov,D. Rees,A. Fahrutdinova,V. Guryanov,D. Fedorov,D. Korotyshkin,J. Forbes,A. Pogoreltsev,D. Kü rschner |
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Affiliation: | 1. University of Leipzig, Institute for Meteorology, Stephanstrasse 3, 04103 Leipzig, Germany;2. Deutscher Wetterdienst, Business Area “Research and Development”, Kaiserleistrasse 29-35, 63067 Offenbach, Germany;3. Institute for Experimental Meteorology, 82, Lenin Street, Obninsk, Kaluga Region 249020, Russia;4. Hovemere Ltd., Tonbridge, Kent, UK;5. Physics Department, Kazan State University, Kremlevskaja 18, Kazan 420008, Russia;6. Department of Aerospace Engineering Sciences, University of Colorado, Boulder, CO 80309-0429, USA;g Department of Meteorological Forecasts, Russian State Hydrometeorological University, 98 Maloohtinsky, St. Petersburg 195196, Russia |
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Abstract: | During recent years, special attention has been paid to understanding the background circulation of the middle atmosphere. Particularly in the mesosphere/lower thermosphere (MLT) region, this has involved including data from a range of new radar measurements. It has also involved the comparison of existing empirical middle atmosphere wind models, such as CIRA-86 and HWM-93 to the new data. This has led to the construction of empirical models of MLT winds such as the Global Empirical Wind Model (GEWM). Further investigations are aimed at the construction of new empirical and semi-empirical wind models of the entire middle atmosphere including these new experimental results. The results of a new wind climatology (0–100 km) are presented here, based upon the GEWM, a reanalysis of stratospheric data, and a numerical model which is used to fill the gap between data from the stratospheric and MLT regions. |
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Keywords: | Winds Middle atmosphere Lower thermosphere Semi-empirical model |
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