Satellite Ephemeris File Release Satellite Ephemeris: JUP255 Location: ssd.jpl.nasa.gov/pub/eph/satellites/nio/LINUX_PC/jup255.nio Size(nio): 1880064 bytes Enter SATEPHGEN/13 29-Nov-2004 20:08:10.538 linked 23-Jan-2004 14:28:31 Ephemeris from Earth-based data fit Ephemeris Version Number: 13 Timespan from JED 2452280.500(06-JAN-2002) to JED 2460200.500(13-SEP-2023) File Epoch Julian Date: 2452280.50 Master Interval: 120.0000 Days Equinox Reference Julian Date: 2451545.00 Planetary Ephemeris Number: DE-0405/LE-0405 Bodies on the File: Name Number GM NDIV NDEG Model S2003_J20 560 0.000000000000000E+00 2 15 SATORBINT S2003_J21 561 0.000000000000000E+00 1 15 SATORBINT S2003_J22 55062 0.000000000000000E+00 1 15 SATORBINT S2003_J23 55063 0.000000000000000E+00 2 15 SATORBINT Jupiter 599 1.266865350596488E+08 30 15 SATORBINT System 1.267127648382719E+08 Additional Constants on the File: AU 1.495978706910000E+08 55062GM 0.000000000000000E+00 55063GM 0.000000000000000E+00 RADIUS 7.149200000000000E+04 J502 1.469642900697847E-02 J503 -6.436411055625769E-07 J504 -5.871402915754995E-04 J506 3.425025517100406E-05 POLTIM 2.451545000000000E+06 ZACPL5 2.680565954302430E+02 ZDEPL5 6.449530333574846E+01 DACPL5 -6.499000000000000E-03 DDEPL5 2.431000000000000E-03 WPL5 2.849500000000000E+02 WDP5 8.705366420000000E+02 501GM 5.959916033410404E+03 502GM 3.202738774922892E+03 503GM 9.887834453334144E+03 504GM 7.179289361397270E+03 GM6 3.794062976400000E+07 GM7 5.794548600000000E+06 GM8 6.836534900000000E+06 GM10 1.327132332402215E+11 Chebyshev interpolation error: 67.00 meters Release to: Horizons/NAIF Time: 29-Nov-2004 20:14:50 Preparer: R. A. Jacobson Comments: Update of irregular Jovian satellite orbits with data through the 2003-2004 opposition.