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Detailed Reference Information |
Taylor, M.J. and Edwards, R. (1991). Observations of short period mesospheric wave patterns: In situ or tropospheric wave generation?. Geophysical Research Letters 18: doi: 10.1029/91GL01516. issn: 0094-8276. |
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Near infrared images showing wave structure in the hydroxyl (OH) nightglow emission have been obtained from Maui, Hawaii during the ALOHA-90 campaign. Analysis of two nights during this campaign (25 and 31 March) indicate extensive, highly coherent, linear wave patterns of very short apparent period (~5 and 10 min respectively). Both displays exhibited several features characteristic of the in situ breakdown of a large scale, long period, upper atmospheric wave disturbance. Data in support of this mechanism was found by other ALOHA instruments which detected concurrent long period (1--2 hour) mesospheric wave disturbances on both occasions. However, a tropospheric source for these waves cannot be rules out. At least on 25 March a weather front occurred at ~1400 km range with favorable orientation and location. Although its range was relatively large, background winds may have substantially increased the path length of the waves through the intervening atmosphere. ¿American Geophysical Union 1991 |
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Abstract |
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Keywords
Meteorology and Atmospheric Dynamics, Middle atmosphere dynamics, Atmospheric Composition and Structure, Airglow and aurora, Meteorology and Atmospheric Dynamics, Waves and tides |
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Publisher
American Geophysical Union 2000 Florida Avenue N.W. Washington, D.C. 20009-1277 USA 1-202-462-6900 1-202-328-0566 service@agu.org |
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