Analysis of gravity wave variability from SAC-C and CHAMP occultation profiles between June 2001 and March 2003

The gravity wave activity on a global scale between 10 and 27 km was analyzed by using temperature profiles retrieved from GPS occultation events detected with SAC-C and CHAMP satellites. Examples of its variability with altitude, longitude, latitude and time are presented for different wavelength r...

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Autores principales: De La Torre, A., Tsuda, T., Tsai, H.F., Hajj, G., Wickert, J.
Formato: CHAP
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Acceso en línea:http://hdl.handle.net/20.500.12110/paper_97835402_v_n_p609_DeLaTorre
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spelling todo:paper_97835402_v_n_p609_DeLaTorre2023-10-03T16:45:07Z Analysis of gravity wave variability from SAC-C and CHAMP occultation profiles between June 2001 and March 2003 De La Torre, A. Tsuda, T. Tsai, H.F. Hajj, G. Wickert, J. Andes Mountains Gravity wave activity Radio occultation The gravity wave activity on a global scale between 10 and 27 km was analyzed by using temperature profiles retrieved from GPS occultation events detected with SAC-C and CHAMP satellites. Examples of its variability with altitude, longitude, latitude and time are presented for different wavelength ranges. A particular attention is given to gravity wave generation in the Andes Range region, in connection with the forcing of the mean wind by the mountains, and in the equatorial region, in possible connection with convective activity. A clear signature, possibly related to mountain wave generation, is seen above Andes mountains, between 30 and 40S. It is also appreciated the global enhanced wave activity in equatorial regions during the winter hemisphere. © 2005 Springer-Verlag Berlin Heidelberg. Fil:De La Torre, A. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. CHAP info:eu-repo/semantics/openAccess http://creativecommons.org/licenses/by/2.5/ar http://hdl.handle.net/20.500.12110/paper_97835402_v_n_p609_DeLaTorre
institution Universidad de Buenos Aires
institution_str I-28
repository_str R-134
collection Biblioteca Digital - Facultad de Ciencias Exactas y Naturales (UBA)
topic Andes Mountains
Gravity wave activity
Radio occultation
spellingShingle Andes Mountains
Gravity wave activity
Radio occultation
De La Torre, A.
Tsuda, T.
Tsai, H.F.
Hajj, G.
Wickert, J.
Analysis of gravity wave variability from SAC-C and CHAMP occultation profiles between June 2001 and March 2003
topic_facet Andes Mountains
Gravity wave activity
Radio occultation
description The gravity wave activity on a global scale between 10 and 27 km was analyzed by using temperature profiles retrieved from GPS occultation events detected with SAC-C and CHAMP satellites. Examples of its variability with altitude, longitude, latitude and time are presented for different wavelength ranges. A particular attention is given to gravity wave generation in the Andes Range region, in connection with the forcing of the mean wind by the mountains, and in the equatorial region, in possible connection with convective activity. A clear signature, possibly related to mountain wave generation, is seen above Andes mountains, between 30 and 40S. It is also appreciated the global enhanced wave activity in equatorial regions during the winter hemisphere. © 2005 Springer-Verlag Berlin Heidelberg.
format CHAP
author De La Torre, A.
Tsuda, T.
Tsai, H.F.
Hajj, G.
Wickert, J.
author_facet De La Torre, A.
Tsuda, T.
Tsai, H.F.
Hajj, G.
Wickert, J.
author_sort De La Torre, A.
title Analysis of gravity wave variability from SAC-C and CHAMP occultation profiles between June 2001 and March 2003
title_short Analysis of gravity wave variability from SAC-C and CHAMP occultation profiles between June 2001 and March 2003
title_full Analysis of gravity wave variability from SAC-C and CHAMP occultation profiles between June 2001 and March 2003
title_fullStr Analysis of gravity wave variability from SAC-C and CHAMP occultation profiles between June 2001 and March 2003
title_full_unstemmed Analysis of gravity wave variability from SAC-C and CHAMP occultation profiles between June 2001 and March 2003
title_sort analysis of gravity wave variability from sac-c and champ occultation profiles between june 2001 and march 2003
url http://hdl.handle.net/20.500.12110/paper_97835402_v_n_p609_DeLaTorre
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AT tsaihf analysisofgravitywavevariabilityfromsaccandchampoccultationprofilesbetweenjune2001andmarch2003
AT hajjg analysisofgravitywavevariabilityfromsaccandchampoccultationprofilesbetweenjune2001andmarch2003
AT wickertj analysisofgravitywavevariabilityfromsaccandchampoccultationprofilesbetweenjune2001andmarch2003
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