Satellite Ephemeris File Release Satellite Ephemeris: URA083 Location: ssd.jpl.nasa.gov/pub/eph/satellites/nio/LINUX_PC/ura083.nio Size(nio): 110819328 bytes Enter SATEPHMERGE/13 01-Aug-2007 08:40:23.091 linked 21-Apr-2004 10:07:57 Merge of forward and back Fit to data Ephemeris Version Number: 17 Timespan from JED 2418674.500(03-JAN-1910) to JED 2469810.500(04-JAN-2050) File Epoch Julian Date: 2446278.50 Master Interval: 4.0000 Days Equinox Reference Julian Date: 2451545.00 Planetary Ephemeris Number: DE-0414/LE-0414 Bodies on the File: Name Number GM NDIV NDEG Model Ariel 701 8.648943821066345E+01 2 15 SATORB Umbrie 702 8.148337213859010E+01 2 15 SATORB Titani 703 2.286406014922988E+02 1 15 SATORB Oberon 704 1.909467780172403E+02 1 15 SATORB Mirand 705 4.403988880239192E+00 4 15 SATORB Uranus 799 5.793965663939276E+06 1 15 SATORB System 5.794557628118015E+06 Additional Constants on the File: AU 1.495978707008525E+08 RADIUS 2.620000000000000E+04 J702 3.344247802666718E-03 J704 -2.772599495619087E-05 POLTIM 2.451545000000000E+06 ZACPL7 7.731389269399078E+01 ZDEPL7 1.517461924095530E+01 DACPL7 0.000000000000000E+00 DDEPL7 0.000000000000000E+00 WPL7 2.038100000000000E+02 WDP7 -5.011600928000000E+02 GM5 1.267127648000000E+08 GM6 3.794058520000000E+07 GM8 6.836534900000000E+06 GM10 1.327132332664355E+11 Chebyshev interpolation error: 2.000 meters Release to: Horizons/NAIF Time: 01-Aug-2007 16:13: 4 Preparer: R. A. Jacobson Comments: Uranian satellite orbits fit to astrometric and Voyager data. These are part of the combined fit for Uranus orbit, ring orbits, and the Voyager orbit.