Editing Helene

{| cellpadding="2" cellspacing="0" style="margin:25px 0 0 10px; border:3px solid lightsteelblue;width:250px; font-size:90%; font-family:'Arial','Helvetica'; float: right; clear: right;"Template in Orbiter"
!bgcolor="lightsteelblue" colspan="2" align="center" |Mimas
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|colspan="2" align="center"|[[Image:Helene-outerplanets050125zip-Orbiter2005P1.jpg|240px]]
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|colspan="2" align="center"|'''Helene from outerplanets-050125.zip in Orbiter 2005P1'''
|-
!bgcolor="lightsteelblue" colspan="2"|Designation
|-
|Name||align="right"|Helene
|-
|width="30%"|Reference body||align="right" width="30%"|[[Saturn]]
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!bgcolor="lightsteelblue" colspan="2"|Planetary mean orbits
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|width="30%"|Epoch||align="right" width="50%"|2005.41409993155
|-
|width="30%"|Semimajor axis (a)||align="right" width="50%"|377582693.198438 m
|-
|width="30%"|Eccentricity (e)||align="right" width="30%"|0.0074144951310867
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|width="30%"|Inclination (i)||align="right" width="30%"|28.17672505° <br> (0.491776624625573 radian)
|-
|width="30%"|Longitude of the ascending node (LAN, ☊)||align="right" width="30%"|169.205823° <br> (2.95319872416821 radian)
|-
|width="30%"|Longitude of periapsis (ϖ)||align="right" width="30%"|508.9725468° <br> (8.88324674450048 radian)
|-
|width="30%"|Mean longitude (L)||align="right" width="30%"|572.5652964° <br> (9.99314960476609 radian)
|-
!bgcolor="lightsteelblue" colspan="2"|Selected physical parameters
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|width="30%"|Mean radius||align="right" width="30%"|150000 m
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|width="30%"|Mass||align="right" width="30%"|1.1×10<sup>15</sup> kg
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!bgcolor="lightsteelblue" colspan="2"|Rotation elements
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|width="30%"|SidRotPeriod||align="right" width="30%"|236530 seconds (65.7 hours)
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|width="30%"|SidRotOffset||align="right" width="30%"|0
|-
|width="30%"|Obliqutiy||align="right" width="30%"|0.4895
|-
|width="30%"|LAN||align="right" width="30%"|6.09808
|-
|width="30%"|Note||align="right" width="30%"|*Elements given are from Helene.cfg (outerplanets-050125.zip)
|}

'''Helene (Saturn XII, S/1980 S 6)''' is a [[w:Natural satellite|moon]] of [[Saturn]]. It was discovered by Pierre Laques and Jean Lecacheux in 1980, and was named for [[w:Helen of Troy|Helen of Troy]].

Helene is co-orbital with [[Dione]] in Dione's [[w:Lagrange point|Lagrange (L4) point]]. It is one of four of Saturn's known [[w:Co-orbital configuration#Trojan moons|Trojan moons]].

== Helene in Orbiter ==
Helene was introduced to Orbiter in October 2002 from ''osaturn.zip''.

{|class="wikitable sortable” style="text-align: center"
|colspan="8"|<center>'''Orbiter versions and add-ons which include Helene'''</center>
|-
!Add-on!!Source!!Version!!Author!!Type!!Release Date!!Compatibility!!Wiki article
|-
|[https://library.avsim.net/esearch.php?DLID=&Name=&FileName=outerplanets-050125.zip&Author=&CatID=root The Outer Planets 050125]||AVSIM||050125||Rolf Keibel<br>Tony Dunn||Scenery||26 January 2005||Orbiter 2005-P1||
|-
|[https://library.avsim.net/esearch.php?DLID=&Name=&FileName=osaturn.zip&Author=&CatID=root Moons of Saturn Part 3]||AVSIM||||Rolf Keibel||Scenery||19 October 2002||||
|}

== See also ==
[[w:Helene (moon)|Helene]] at [[w:Wikipedia|Wikipedia]]

== Gallery ==
<gallery widths="200" heights="200">
Helene-osaturnzip.jpg|Helene from ''osaturn.zip'' in Orbiter 2002
Helene-outerplanets050125zip-Orbiter2005P1.jpg|<center>Helene from ''outerplanets-050125.zip'' in Orbiter 2005P1</center>
Helene over Saturn.jpg|Helene with Saturn's cloud surface in the background, taken by [[w:Cassini-Huygen|Cassini]] in 2010
</gallery>

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[[Category: Articles]]
[[Category:Celestial bodies]]
[[Category:Solar System]]
[[Category:Natural satellites]]
[[Category:Satellites of Saturn]]

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