Thalassa
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| Thalassa | |
|---|---|
| |
| Designation | |
| Name | Thalassa |
| Reference body | Neptune |
| Planetary mean orbits | |
| Epoch | 2006.64792344792 |
| Semimajor axis (a) | 50018495.3158998 m |
| Eccentricity (e) | 0.000673107572813376 |
| Inclination (i) | 28.6065213053406° (0.4992779843201 radian) |
| Longitude of the ascending node (LAN, ☊) | 49.2054928074422° (0.858797859556255 radian) |
| Longitude of periapsis (ϖ) | 406.906370971557° (7.10185592079514 radian) |
| Mean longitude (L) | 461.867346923877° (8.06110591127256 radian) |
| Selected physical parameters | |
| Mean radius | 40200 m |
| Mass | 2.461×1016 kg |
| SidRotPeriod | 26870.4 (7.464 hours) |
| SidRotOffset | 0 |
| Obliquity | 0.5146 |
| LAN | 3.8594 |
| Note | *Elements given are from Thalassa.cfg (outer_planets-060929-base.zip) |
Thalassa (Neptune IV, S/1989 N 5) is second-innermost known moons of Neptune. It was discovered Voyager 2 in September 1989. It is named after the daughter of Aether and Hermera of Greek mythology.
Thalassa in Orbiter
Thalassa was first introduced into Orbiter with the add-on neptune.zip in November 2002.
| Add-on | Source | Version | Author | Type | Release Date | Compatibility | Wiki article |
|---|---|---|---|---|---|---|---|
| The Outer Planets 060929 Base | AVSIM | Rolf Keibel Carl Romanik Tony Dunn |
Scenery | 30 September 2006 | Orbiter 2006-P1 | ||
| The Outer Planets 050329 Update | AVSIM | 050329 | Rolf Keibel Tony Dunn Carl Romanik |
Scenery | 30 March 2005 | ||
| The Outer Planets 050125 | AVSIM | 050125 | Rolf Keibel Tony Dunn |
Scenery | 26 January 2005 | Orbiter 2005-P1 | |
| Neptune Minor Moons | O-F Resources | 2004-12-14 | Nighthawke | Scenery | 14 December 2004 | ||
| Neptune | AVSIM | Rolf Keibel | Scenery | 7 November 2002 | |||
Thalassa from neptune.zip in Orbiter 2002 
Thalassa from NeptuneMoons.zip in Orbiter 2003P2 
Thalassa from outerplanets-050125.zip in Orbiter 2005P1 
Thalassa from outer_planets-060929-base.zip in Orbiter 2006P1
:
| Neptune's natural satellites |
|---|
| Named satellites:
Despina | Galatea | Halimede | Hippocamp | Laomedeia | Larissa | Naiad | Nereid | Neso | Proteus | Psamathe | Sao | Thalassa | Triton Numbered Satellites: |
| See also: Pronunciation key | rings of Neptune |
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