Description
The gravity model.
Members
| Member | Value | Description |
|---|---|---|
| eVACbGravityModelZonalsToJ4 | 0 | ZonalsToJ4 - (various) Gravity model for all central bodies except Sun, Earth and Moon. |
| eVACbGravityModelEarthSimple | 1 | Earth Simple gravity model. |
| eVACbGravityModelWGS84 | 2 | WGS84 - (Earth) World Geodetic System 1984; WGS 84 was created by the Defense Mapping Agency (DMA). |
| eVACbGravityModelEGM96 | 3 | EGM96 - (Earth) Earth Gravity Model 1996, a geopotential model of the Earth consisting of spherical harmonic coefficients complete to degree and order 360. Developed jointly by NGA (formerly known as NIMA), NASA Goddard and Ohio State University. |
| eVACbGravityModelGEMT1 | 4 | GEMT1 - (Earth) Goddard Earth Model T1. |
| eVACbGravityModelJGM2 | 5 | JGM2 - (Earth) Joint Gravity Model version 2, a model that describes the Earth gravity field up to degree and order 70, developed by NASA/GSFC Space Geodesy Branch, the University of Texas Center for Space Research and CNES. |
| eVACbGravityModelJGM3 | 6 | JGM3 - (Earth) Joint Gravity Model version 3, a model that describes the Earth gravity field up to degree and order 70, developed by the University of Texas and NASA/GSFC. |
| eVACbGravityModelWSG84EGM96 | 7 | WGS84 EGM96 - (Earth) Uses the coefficients from EGM96 with the shape model of WGS84. This model is the recommended gravity model of the WGS84 definition document: NIMA TR8350.2, Third Edition, 4 July 1997. |
| eVACbGravityModelWGS84Old | 8 | WGS84 old - (Earth) Old version of WGS84. |
| eVACbGravityModelGLGM2 | 9 | GLGM2 - (Moon) GM = 4.9028029535968e+12, reference distance = 1,738,000 m. |
| eVACbGravityModelLP165P | 10 | LP165P - (Moon) GM = 4.902801056E+12, reference distance = 1,738,000.0 m. |
| eVACbGravityModelIcarus1987 | 11 | Icarus1987 - (Mercury) GM = 2.203209e+013, reference distance = 2,439,000 m. Reference: Anderson, J. J., Colombo, G., Esposito, P. B., Lau E. L., and Trager, G. B. 'The Mass, Gravity Field, and Ephemeris of Mercury', Icarus 71, 337-349, 1987. |
| eVACbGravityModelMGNP180U | 12 | MGNP180U - (Venus) GM = 3.248585920790000E+14, reference distance = 6,051,000.0 m. |
| eVACbGravityModelGMM1 | 13 | GMM1 - (Mars) GM = 4.28283579647735e+13, reference distance = 3,394,200.0 m. |
| eVACbGravityModelGMM2B | 14 | GMM2B - (Mars) GM = 4.28283719012840e+13, reference distance = 3,397,000 m. Reference: These numbers came from the GMM-2B model published at <a href='https://www.nasa.gov/'>NASA</a> and were gotten from Journal of Geophysical Research, November 2000. |
| eVACbGravityModelMars50c | 15 | Mars50c - (Mars) GM = 4.2828370371000e+13, reference distance = 3,394,200 m. |
| eVACbGravityModelJUP230 | 16 | JUP230 - (Jupiter) GM = 1.26686535e+017, reference distance = 71,492,000 m. Reference: Jacobson, R. A. The JUP230 orbit solution, 2003. |
| eVACbGravityModelAstron2004 | 17 | Astron2004 - (Saturn) GM = 3.7931284e+016, reference distance = 60,330,000 m. |
| eVACbGravityModelAstronAstro1991 | 18 | AstronAstro1991 - (Neptune) GM = 6.835107e+015, reference distance = 25,225,000 m. |
| eVACbGravityModelIcarus2001 | 19 | Icarus2001 - (Callisto) GM = 7.179292e+12, reference distance = 2,410,300 m. |
| eVACbGravityModelScience1998 | 20 | Science1998 - (Europa) GM =3.20272e+012, reference distance = 1,565,000 m. |
| eVACbGravityModelNature1996 | 21 | Nature1996 - (Ganymede) GM = 9.8866e+12, reference distance = 2,634,000 m. |
| eVACbGravityModelJGeoRes2001 | 22 | JGeoRes2001 - (Io) GM = 5.96e+12, reference distance = 1,821,600 m. |
| eVACbGravityModelGGM01C | 23 | GGM01C - (Earth). |
| eVACbGravityModelGGM02C | 24 | GGM02C - (Earth). |
| eVACbGravityModelWGS72ZonalsToJ4 | 25 | WGS72 ZonalsToJ4 - (Earth). |
| eVACbGravityModelLP100J | 26 | LP100J - (Moon). |
| eVACbGravityModelLP100K | 27 | LP100K - (Moon). |
| eVACbGravityModelLP150Q | 28 | LP150Q - (Moon). |
| eVACbGravityModelLP75G | 29 | LP75G - (Moon). |