Satellite Ephemeris File Release Satellite Ephemeris: JUP309 Location: ssd.jpl.nasa.gov/pub/eph/satellites/nio/LINUX_PC/jup309.nio Size(nio): 720805888 bytes Enter SATEPHMERGE/13 06-Sep-2013 15:24: 7.306 linked 24-May-2011 16:26:51 Ephemeris fit to Earthbased and spacecraft data Global fit: JUP309.17 Ephemeris Version Number: 17 Timespan from JED 2415004.500(16-DEC-1899) to JED 2488084.500(16-JAN-2100) File Epoch Julian Date: 2450464.50 Master Interval: 18.0000 Days Equinox Reference Julian Date: 2451545.00 Planetary Ephemeris Number: DE-0430/LE-0430 Bodies on the File: Name Number GM NDIV NDEG Model Io 501 5.959923995710208E+03 16 15 SATORBINT Europa 502 3.202739769078273E+03 16 15 SATORBINT Ganymede 503 9.887819947730000E+03 16 9 SATORBINT Callisto 504 7.179304863111687E+03 8 10 SATORBINT Amalthea 505 1.487203402894960E-01 48 13 SATORBINT Thebe 514 0.000000000000000E+00 48 11 SATORBINT Adrastea 515 0.000000000000000E+00 48 14 SATORBINT Metis 516 0.000000000000000E+00 48 15 SATORBINT Jupiter 599 1.266865342023013E+08 8 11 SATORBINT System 1.267127641395973E+08 Additional Constants on the File: AU 1.495978707000000E+08 RADIUS 7.149200000000000E+04 J502 1.469562406886118E-02 J503 0.000000000000000E+00 J504 -5.913174642853244E-04 J506 2.069115256294664E-05 POLTIM 2.451545000000000E+06 ZACPL5 2.680570785263918E+02 ZDEPL5 6.449582312938819E+01 DACPL5 -6.559801828791755E-03 DDEPL5 2.477991476728955E-03 WPL5 2.849500000000000E+02 WDP5 8.705360000081284E+02 GM6 3.794058500000000E+07 GM7 5.794548600000000E+06 GM8 6.836527100580000E+06 GM10 1.327132332639000E+11 Maximum Chebyshev interpolation error: 18.00 meters Release to: Horizons/NAIF Time: 11-Sep-2013 16:59: 4 Preparer: R. A. Jacobson Comments: Update of the Galilean and inner Jovian satellites based on all spacecraft data and all Earthbased data through early 2013.