supported by the National Natural Science Foundation of China (11033004,41104021 and 41174015);the Open Foundation of State Key Laboratory of Astronautic Dynamics (2012ADL-DW0101);the Open Foundation of State Key Laboratory of Geodesy and Earth’s Dynamics (SKLGED2013-4-4-E)
For precise orbit determination of geosynchronous earth orbit(GEO)satellites using transfer ranging observations,it is generally assumed that the variation of the satellite transponder delay is very small and that it ...