EGM96: The NASA GSFC and NIMA Joint Geopotential Model

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Satellite tracking data in EGM96

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Satellite Name Semimajor Axis
(km)
Eccentricity Inclination
(deg)
Data Type(s) No. of Obs.
Ajisai (1986 - 1987)
(1993-1994)
7870 0.0011 50.0 Laser , 256,307
53,698
BE-C (1979-1982)
(1965)
7507 0.0252 41.2 Laser ,
Doppler
64,786
14,106
D1C (1971)
(1967)
7341 0.0526 40.0 Laser ,
Doppler
7,680
24,537
D1D (1971)
(1967)
7622 0.0842 39.5 Laser ,
Doppler
12,160
33,483
ERS-1 (1993) 7154 0.0022 98.5 Laser ,
Altimeter
37,137
542,417
Etalon-1 (1991) 25501 0.0007 64.9 Laser , 2,918
EUVE (1994)
(1992-1993)
6895 0.0013 28.5 TDRSS
GPS
151,426
169,596
GEOS-1 (1977-80) 8075 0.071 59.3 Laser , 114,261
GEOS-2 (1975-1977) 7711 0.031 105.8 Laser , 18,641
GEOS-3 (1975-1979) 7726 0.001 114.9 Laser ,
SST Doppler
16,935
27,400
GEOS-3 (1980) 7726 0.001 114.9 Laser , 76,662
GEOSAT (1986 & 1987) 7169 0.001 108.0 Doppler
Altimeter
651,062
274,812
Laser , 5,548
GPS/MET(1995) 7128 0.0011 70.0 GPS 1,046,676
HILAT (1993) 7178 0.0045 82.0 Doppler 24,858
LAGEOS-1 (1980-1992)
(1993-1994)
12273 0.0048 109.9 Laser , 650,870
86,897
< A HREF="http://ilrs.gsfc.nasa.gov/satellite_missions/list_of_satellites/lageos.html"> LAGEOS-2 (1993-1994) 12163 0.0132 52.0 Laser , 93,194
Nova-1 (1984) 7559 0.001 90.0 Doppler 71,767
OSCAR-14 (1980) 7448 0.003 89.2 Doppler 62,277
Peole (1971) 7006 0.016 15.0 Laser , 4,315
RADCAL (1994) 7193 0.0105 89.5 Doppler 83,930
SEASAT (1978) 7171 0.001 108.0 Laser ,
Doppler
13,145
123,516
SPOT-2 (1990 & 1992) 7208 0.002 98.7 DORIS 420,458
Starlette (1984 & 1986)
(1993 & 1994)
7331 0.0211 49.8 Laser , 184,740
54,766
Stella (1993-1994) 7173 0.0013 98.6 Laser , 21,366
TOPEX/POSEIDON (1993-1994) 7716 0.0004 66.0 Laser ,
DORIS
Altimeter
334,031
4,191,617
2,892,900
TOPEX/POSEIDON (1992-1993) 7716 0.0004 66.0 GPS 644,026
20 Optical Satellites many many many optical 201,429


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Send questions or comments to:
Frank.G.Lemoine@nasa.gov or Nikolaos.Pavlis@raytheon.com
Last revised November 22, 2004 21:04 UTC