DocumentCode
2263702
Title
Ionospheric climatology from PLP/CHAMP observations
Author
Chen, Guang-ming ; Fu, Yang ; Gao, Hong ; Liu, Xiao ; Wang, Shengguo
Author_Institution
Beijing Inst. of Appl. Meteorol., Beijing, China
fYear
2010
fDate
Nov. 29 2010-Dec. 2 2010
Firstpage
461
Lastpage
464
Abstract
The secular trend and seasonal variations of electron densities at 400 km altitude from 2001 to 2009 are analyzed globally using data observed by the planar Langmuir probe onboard CHAMP. The secular trend of electron densities positively correlates with that of solar radiation. At middle and high geomagnetic latitudes, the annual variations are significant and the maximum of electron densities occurs in summer. At low geomagnetic latitudes, semiannual variations are significant and two peaks occur at the equinoxes.
Keywords
Langmuir probes; climatology; electron density; geomagnetism; ionospheric disturbances; solar radiation; PLP/CHAMP observations; electron density; equinox; geomagnetic latitudes; ionospheric climatology; planar Langmuir probe onboard; semiannual variations; solar radiation;
fLanguage
English
Publisher
ieee
Conference_Titel
Antennas Propagation and EM Theory (ISAPE), 2010 9th International Symposium on
Conference_Location
Guangzhou
Print_ISBN
978-1-4244-6906-2
Type
conf
DOI
10.1109/ISAPE.2010.5696501
Filename
5696501
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