Iapetus
| Iapetus | |
|---|---|
| |
| Iapetus in Orbiter 2016 with D3D9 client | |
| Designation | |
| Name | Iapetus |
| Reference body | Saturn |
| Planetary mean orbits | |
| Epoch | 2005.41409993155 |
| Semimajor axis (a) | 3563513670.80278 m |
| Eccentricity (e) | 0.0274067153032204 |
| Inclination (i) | 17.25375588° (0.301134848386533 radian) |
| Longitude of the ascending node (LAN, ☊) | 139.3182554° (2.43156226496383 radian) |
| Longitude of periapsis (ϖ) | 369.2974058° (6.44545565088942 radian) |
| Mean longitude (L) | 551.098555° (9.61848428770356 radian) |
| Selected physical parameters | |
| Mean radius | 730000 km |
| Mass | 1.6×1022 kg |
| Rotation elements | |
| SidRotPeriod | 6835072.8 seconds (1898.631 hours or 79.1 days) |
| SidRotOffset | 0 |
| Obliqutiy | 0.4895 |
| LAN | 6.09808 |
| Note | *Elements given are from Iapetus.cfg (outerplanets-050329) |
Iapetus is the third largest moon of Saturn, the eleventh largest moon of the Solar System, and is the outermost of the large moons orbiting Saturn. Iapetus was discovered on 25 October 1671 by w:Giovanni Domenico Cassini. Iapetus is tidally locked to Saturn in that the same side is always facing Saturn, and it is unusual in that the leading hemisphere is dark and the trailing hemisphere is light.
Iapetus in Orbiter
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Project home: The Outer Planets 050125 |
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Project home: The Outer Planets 050223 Update |
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Project home: The Outer Planets 050329 Update |
Iapetus was introduced to Orbiter with The Outer Planets-050125 add-on in 2005, compatible with Orbiter 2005, then two updates by the same authors. Later, it was incorporated into Orbiter with the new release in 2006, bringing the moon count of Saturn up to eight.
See also
| edit The Solar System | |
|---|---|
| Central star |
Sun (Sol) |
| Planets |
Mercury - Venus - Earth - Mars - Jupiter - Saturn - Uranus - Neptune |
| Natural satellites |
Moon - Phobos - Deimos - Io - Europa - Ganymede - Titan - more... |
| Add-ons |
Planets - Dwarf Planets - Small objects - Natural satellites - Alternative star systems |
 | This natural satellite related article is a stub. You can help Orbiterwiki by expanding it.
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