Satellite Ephemeris File Release


Satellite Ephemeris: NEP078

Location: ssd.jpl.nasa.gov/pub/eph/satellites/nio/LINUX_PC/nep078.nio
Size(nio): 23238656 bytes

Enter SATEPHMERGE/13 11-Apr-2008 16:07:37.865 linked 01-Apr-2008 09:16:24
Merge of back and forward
Integrated orbits - Fit to Earthbased data
Ephemeris Version Number: 17
Timespan from JED  2415020.500(01-JAN-1900) to JED  2488072.500(04-JAN-2100)
File Epoch Julian Date: 2451200.50
Master Interval: 4.0000 Days
Equinox Reference Julian Date: 2451545.00
Planetary Ephemeris Number: DE-0421/LE-0421

Bodies on the File:

   Name        Number            GM             NDIV   NDEG   Model
   Halimede      809    0.000000000000000E+00      1      3   SATORBINT
   Psamathe      810    0.000000000000000E+00      1      3   SATORBINT
   Sao           811    0.000000000000000E+00      1      3   SATORBINT
   Laomedeia     812    0.000000000000000E+00      1      3   SATORBINT
   Neso          813    0.000000000000000E+00      1      3   SATORBINT
   Neptune       899    6.835099756602132E+06      1      3   SATORBINT
   System               6.836527318428203E+06

Additional Constants on the File:

  AU       1.495978706996262E+08   RADIUS   2.522500000000000E+04
  J802     3.408490228614368E-03   J804    -3.348417070476508E-05
  POLTIM   2.447763500000000E+06   ZACPL8   2.994565486386811E+02
  ZDEPL8   4.338624904158444E+01   DACPL8   0.000000000000000E+00
  DDEPL8   0.000000000000000E+00   WPL8     2.531800000000000E+02
  WDP8     5.363128492000000E+02   801GM    1.427561826071780E+03
  GM5      1.267127648000000E+08   GM6      3.794058520000000E+07
  GM7      5.794557000000000E+06   GM10     1.327132332632381E+11


Chebyshev interpolation error:  10.00 meters

Release to: Horizons/NAIF                      Time: 11-Apr-2008 16:08:29

Preparer: R. A. Jacobson

Comments:
Refit of the outer Neptunian satellites with the dynamical model of NEP076.