The CHAMPCLIM project: An overview

Earth Observation with CHAMP: Results from Three Years in Orbit

Volumn , Issue , 2005, Pages 615-620

  Foelsche, Ulrich ^a   Gobiet, Andreas ^a   Löscher, Armin ^a   Kirchengast, Gottfried ^a   Steiner, Andrea K ^a   Wickert, Jens ^b   Schmidt, Torsten ^b  

^a UNIVERSITY OF GRAZ   (Austria)

^b GeoForschungsZentrum Potsdam ^*  (Germany)

Author keywords

CHAMP; CHAMPCLIM; climate monitoring; radio occultation

Indexed keywords

EID: 18744363689     PISSN: None     EISSN: None     Source Type: Book    
DOI: 10.1007/3-540-26800-6_98     Document Type: Chapter

References (20)

1. Christy JR, Spencer RW (2003) Reliability of satellite data sets, Science 301:1046-1047.
2. Foelsche U, Kirchengast G, Steiner AK (2003) Global climate monitoring based on CHAMP/GPS radio occultation data, in: First CHAMP mission results for gravity, magnetic and atmospheric studies (Reigber et al. eds.), Springer: 397-407.
3. Gobiet A, Kirchengast G (2003), Advancement of GNSS Radio Occultation Retrieval in the Upper Stratosphere. Proc 1st Int'l Workshop on Occultations for Probing Atmosphere and Climate (OPAC-1), Graz, Austria, September 2002, accepted.
4. Gobiet A, Kirchengast G, Wickert J, Retscher C, Wang DY, Hauchecorne A (2004) Evaluation of stratospheric radio occultation retrieval using data from CHAMP, MIPAS, GOMOS, and ECMWF analysis fields. This issue.
5. Hedin AE (1991) Extension of the MSIS thermosphere model into the middle and lower atmosphere. J Geophys Res 96:1159-1172.
6. Hoeg P, Kirchengast G (2002) ACE+ - Atmosphere and Climate Explorer based on GPS, GALILEO, and LEO-LEO radio occultation (ESA Earth Explorer Opportunity Mission Proposal). Wissenschaftl Ber 14, IGAM, University of Graz, Austria, 121 pp.
7. IPCC (2001) Climate change 2001: The scientific basis. Cambridge Univ Press, 881 pp.
8. Kursinski ER, Hajj GA, Schofield JT, Linfield RP, Hardy KR (1997) Observing Earth's atmosphere with radio occultation measurements using the Global Positioning System. J Geophys Res 102:23, 429-23, 465.
9. Lee L-C, Rocken C, Kursinski R (eds) (2001) COSMIC - Applications of constellation observing system for meteorology, ionosphere, and climate. Springer, Hong Kong, Berlin Heidelberg.
10. Ratnam MV, Tetzlaff G, Jacobi Ch, Structure and variability of the global tropopause. This issue.
11. Rocken C, Anthes R, Exner M, Hunt D, Sokolovskiy S, Ware R, Gorbunov M, Schreiner W, Feng D, Herman B, Kuo YH, Zou X (1997) Analysis and validation of GPS/MET data in the neutral atmosphere. J Geophys Res 102:29, 849-29, 866.
12. Schmidt T, Wickert J, Beyerle G, Reigber Ch (2004) Tropical tropopause parameters derived from GPS radio occultation measurements with CHAMP. This issue.
13. Sokolovskiy S, Hunt D (1996) Statistical optimization approach for GPS/Met data inversions. Presentation at URSI GPS/Met Workshop 1996, Tucson, AZ, USA.
14. Steiner AK, Kirchengast G, Ladreiter HP (1999) Inversion, error analysis, and validation of GPS/MET occultation data. Ann Geophys 17:122-138.
15. Steiner AK, Kirchengast G, Foelsche U, Kornblueh L, Manzini E, Bengtsson L (2001) GNSS occultation sounding for climate monitoring. Phys Chem Earth 26:113-124.
16. Steiner AK, Kirchengast G (2003) Ensemble-based analysis of errors in atmospheric profiles retrieved from GNSS occultation data. Proc 1st Int'l Workshop on Occultations for Probing Atmosphere and Climate (OPAC-1), Graz, Austria, September 2002, accepted.
17. Vinnikov KY, Grody NC (2003) Global warming trend of mean tropospheric temperature observed by satellites. Science 302:269-272.
18. Wickert J, Schmidt T, Beyerle G, König R, Reigber Ch, Jakowski N (2004a), The radio occultation experiment aboard CHAMP: Operational data analysis and validation of vertical atmospheric profiles, J Met Soc Japan, Special issue 'Application of GPS Remote Sensing to Meteorology and Related Fields' 82(1 B):381-395.
19. Wickert J, Beyerle G, Schmidt T, Michalak G, König R, Reigber Ch (2004b) Atmospheric profiling with CHAMP: Status of the operational data analysis, validation of the recent data products and future prospects. This issue.
20. Wickert J, Gobiet A, Beyerle G, Steiner AK, Kirchengast G, Foelsche U, Schmidt T (2004c): GPS radio occultation with CHAMP: Comparison of atmospheric profiles from GFZ Potsdam and IGAM Graz. This issue.