Saturn Ephemeris Generator 3.0

2022-08-03: Release 3.0 with new options and support for JWST. See the help page for more information.

The current ephemeris selection is SAT415 + SAT441 + DE440.

• Classical satellites plus Helene, 1550 to 2650.
• Smaller satellites, 1950 to 2050.

Time Limits

Start time:
Stop time:
Interval: seconds minutes hours days

Viewpoint:

Observatory: Earth's center HST JWST Apache Point Observatory (32.780361, -105.820417, 2674.) Kitt Peak National Observatory (31.958833, -111.594694, 2058.4) Lowell Observatory (35.097, -111.537, 2200.) Mauna Kea Observatory (19.827, -155.472, 4215.) McDonald Observatory (30.671500, -104.022611, 2076.) Mt. Evans Observatory (39.587, -105.640, 4305.) NMSU Observatory (32.27631, -106.746556, 0.) Paranal Observatory/VLT (-24.625417, -70.402806, 2635.) Yerkes Observatory (41.098, 88.557, 334.)
Lat: Lon: east west Alt: (m)

General Column Selection:

Modified Julian Date (UTC)
Year, Month, Day, Hour, Minute (UTC)
Year, Month, Day, Hour, Minute, Second (UTC)
Year, DOY, Hour, Minute (UTC)
Year, DOY, Hour, Minute, Second (UTC)
Observer-Saturn distance (km)
Sun-Saturn distance (km)
Saturn phase angle (deg)
Ring plane opening angle to observer (deg)
Ring plane opening angle to Sun (deg)
Sub-observer inertial longitude (deg, J2000)
Sub-solar inertial longitude (deg, J2000)
Sub-observer latitude & rotating longitude (deg)
Sub-solar latitude & rotating longitude (deg)
Saturn RA (hours) & Dec (deg)
Saturn projected equatorial radius (arcsec)
Lunar phase angle (deg)
Sun-Saturn sky separation angle (deg)
Lunar-Saturn sky separation angle (deg)

Moon Column Selection:

Sub-observer latitude & rotating longitude (deg)
Sub-solar latitude & rotating longitude (deg)
RA (hours) & Dec (deg)
Offset RA & Dec from the moon (arcsec)
Orbital longitude relative to observer (deg)
Orbit plane opening angle to observer (deg)

Moon Selection:

Mimas (S1) Enceladus (S2) Tethys (S3) Dione (S4) Rhea (S5) Titan (S6) Hyperion (S7)* Iapetus (S8) Phoebe (S9) Janus (S10) Epimetheus (S11) Helene (S12) Telesto (S13) Calypso (S14) Atlas (S15) Prometheus (S16) Pandora (S17) Pan (S18) Methone (S32) Pallene (S33) Polydeuces (S34) Daphnis (S35) Anthe (S49) Aegaeon (S53)

Output to:   Webpage & link    Direct to table