Satellite Ephemeris File Release


Satellite Ephemeris: SAT186

Location: ssd.jpl.nasa.gov/pub/eph/satellites/nio/LINUX_PC/sat186.nio
Size(nio): 68118528 bytes

Enter SATEPHMERGE/13 16-Nov-2004 12:10:18.187 linked 21-Apr-2004 10:07:57
Merge of SAT186b and SAT186f
Fit to Earthbased, HST, and Cassini data
Ephemeris Version Number: 13
Timespan from JED  2444258.500(20-JAN-1980) to JED  2454842.500(11-JAN-2009)
File Epoch Julian Date: 2453006.50
Master Interval: 18.0000 Days
Equinox Reference Julian Date: 2451545.00
Planetary Ephemeris Number: DE-0410/LE-0410

Bodies on the File:

   Name     Number            GM             NDIV   NDEG   Model
   Janus      610    1.260977665063560E-01     36     15   SATORB
   Epimet     611    3.496996860309052E-02     36     15   SATORB
   Promet     616    1.270295685513279E-02     36     15   SATORB
   Pandor     617    9.749544064055133E-03     36     15   SATORB
   Saturn     699    3.793122302015017E+07      3     15   SATORB
   System            3.794060071391245E+07

Additional Constants on the File:

  AU       1.495978706974000E+08   RADIUS   6.033000000000000E+04
  J602     1.628989636184908E-02   J604    -9.363183288623010E-04
  J606     8.702006634709568E-05   J608    -1.000000000000000E-05
  POLTIM   2.451545000000000E+06   ZACPL6   4.058740844529700E+01
  ZDEPL6   8.353727047285692E+01   DACPL6  -4.229000000000000E-02
  DDEPL6  -4.440000000000000E-03   WPL6     3.890000000000000E+01
  WDP6     8.107939024000000E+02   601GM    2.545348445855473E+00
  602GM    7.935702533722493E+00   603GM    4.121020211010504E+01
  604GM    7.310964684397931E+01   605GM    1.533039486680335E+02
  606GM    8.977888728363658E+03   607GM    7.200000000000000E-01
  608GM    1.207966650813797E+02   GM5      1.267127654543717E+08
  GM10     1.327132332573103E+11


Chebyshev interpolation error:  44.00 meters

Release to: Horizons/NAIF                      Time: 16-Nov-2004 12:33:40

Preparer: R. A. Jacobson

Comments:
Fit of Janus, Epimetheus, Prometheus, and Pandora to revised HST data and
Cassini imaging data.  This ephemeris is not reliable prior to 1994 for
Prometheus and Pandora, and is of low quality for Janus and Epimetheus
prior to 1990.