Parallel computing of a variational data assimilation model for GPS/MET observation using the ray-tracing method

Advances in Atmospheric Sciences

Volumn 21, Issue 2, 2004, Pages 220-226

  Zhang, Xin ^a,c   Liu, Yuewei ^b   Wang, Bin ^c   Ji, Zhongzhen ^c  

^a PEKING UNIVERSITY   (China)

^b NATIONAL SATELLITE METEOROLOGICAL CENTER   (China)

^c INSTITUTE OF ATMOSPHERIC PHYSICS   (China)

Author keywords

GPS MET; Parallel computing; Variational data assimilation

Indexed keywords

EID: 16544367045     PISSN: 02561530     EISSN: None     Source Type: Journal    
DOI: 10.1007/BF02915708     Document Type: Article

References (19)

1. Fjeldbo, G. F., A. J. Kliore, and V. R. Eshleman, 1971: The neutral atmosphere of Venus as studied with the Mariner V radio occultation experiment. Astron. J., 76, 123-140.
2. Gorbunov, M. E., A. S. Gurvich, and L. Bengtsson, 1996: Advanced algorithms of inversion of GPS/MET satellite data and their application to reconstruction of temperature and humidity. Tech. Rep.. 211, Max Plank Inst. For Meteorol., Hamburg, 40pp.
3. Kravtso, Y. A., and Y. I. Orlov, 1990: Geometrical Optics of Inhomogeneous Media. Springer-Verlag, New York, 312pp.
4. Kuo, Y. -H., and coauthors, 1998: A GPS/MET sounding through an intense upper-level front. Bull. Amer. Meteor. Soc., 79, 617-626.
5. Kursinski, E. R., G. A. Hajj, K. R. Hardy, L. J. Romans, and.J. T. Schofield, 1995: Observing tropospheric water vapor by radio occultation using the, Global Positioning System. Geophys. Res. Lett., 22, 2365-2368.
6. Kursinski, E. R., and coauthors, 1996: Initial results of radio occultation observations of earth's atmosphere using the Global Positioning System. Science, 271, 1107-1110.
7. Li Shuyong, Wang Bin, and Zhang Xin, 2001: The parallel computing of GPS Ray shooting model. Adv. Atmos. Sci., 18(6), 1185-1191.
8. Liebe, H. J., 1989: MPM-An atmospheric millmeter-wave propagation model. Int. J. Infrared Millimeter Waves, 10, 631-650.
9. Liu, D. C., and J. Nocedal, 1989: On the limited memory BFGS method for large scale optimization. Mathematical Programming, 45, 503-528.
10. Parrish, D. F., and J. C. Derber, 1992: The National Meteorological Center's spectral statistical interpolation analysis system. Mon. Wea. Rev., 120: 1747-1763.
11. Peaceman, D. W., and H. H. Rachford, 1955: The numerical solution of parabolic and elliptic differential equations. J. Soc. Ind. Appl. Math., 3, 28-41.
12. Phinney, R. A.,and D. L. Anderson, 1968: On the radio occultation method for studying planetary atmosphere. J. Geophys. Res., 73, 1819- 1827.
13. Rocken, C., and coauthors, 1997: Analysis and validation of GPS/MET data in the neutral atmosphere. J. Geophys. Res., 102, 29849-29866.
14. Smith, E. K., and S. Weintraub, 1953: The constants in the equations for atmospheric refractive index at radio frequencies. Proc. IRE., 41, 1035-1037.
15. Thayer, G. D., 1974: An improved equation for radio refractive index of air. Radio Sci., 9, 803-807.
16. Ware, R., and coauthors, 1996: GPS sounding of atmosphere from low earth orbit: Preliminary results. Bull. Amer. Meteor. Soc., 77, 19-40.
17. Yanenko, N. N. 1971: The Method of Fractional Steps., Springer-Verlag, New York.
18. Zou, X., B. Wang, H. Liu, R. A. Anthes, T. Matsumura, and Y. -J. Zhu, 2000: Use of GPS/MET refraction angles in three-dimensional variational analysis, Quart. J. Roy. Meteor. Soc., 126, 3013-3040.
19. Zou, X., and coauthors, 1999: A raytracing operator and its adjoint for the use of GPS/MET refraction angle measurements. J. Geophys. Res., 104, 22301-22318.