Difference between revisions of "Neptune"
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− | [[Image:NeptuneScrshot.jpg| | + | {| 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" |
− | Neptune is the 8th planet from the [[Sun]]. It has | + | !bgcolor="lightsteelblue" colspan="2" align="center" |Neptune |
+ | |- | ||
+ | |colspan="2" align="center"|[[Image:NeptuneScrshot.jpg|240px]] | ||
+ | |- | ||
+ | |colspan="2" align="center"|'''Neptune in Orbiter''' | ||
+ | |- | ||
+ | !bgcolor="lightsteelblue" colspan="2"|Designation | ||
+ | |- | ||
+ | |Name||align="right"|Neptune | ||
+ | |- | ||
+ | |width="30%"|Reference body||align="right" width="30%"|Sun | ||
+ | |- | ||
+ | |width="30%"|Number of satellites||align="right" width="30%"| | ||
+ | |- | ||
+ | !bgcolor="lightsteelblue" colspan="2"|Planetary mean orbits | ||
+ | |- | ||
+ | |width="30%"|Epoch||align="right" width="50%"|J2000 (1 January 2000) | ||
+ | |- | ||
+ | |width="30%"|Semimajor axis (a)||align="right" width="50%"|30.06896348 AU <br> (4.49825291×10<sup>12</sup> km) | ||
+ | |- | ||
+ | |width="30%"|Eccentricity (e)||align="right" width="30%"|0.00858587 | ||
+ | |- | ||
+ | |width="30%"|Inclination (i)||align="right" width="30%"|1.76917° <br> (0.0308778 radian) | ||
+ | |- | ||
+ | |width="30%"|Longitude of the ascending node (LAN, ☊)||align="right" width="30%"|131.72169° <br> (2.298977 radian) | ||
+ | |- | ||
+ | |width="30%"|Longitude of periapsis (ϖ)||align="right" width="30%"|44.97135° <br> (0.784898 radian) | ||
+ | |- | ||
+ | |width="30%"|Mean longitude (L)||align="right" width="30%"|304.88003° <br> (5.321160 radian) | ||
+ | |- | ||
+ | !bgcolor="lightsteelblue" colspan="2"|Planetary orbital element centennial rates | ||
+ | |- | ||
+ | |width="30%"|Semimajor axis (a)||align="right" width="50%"|-0.00125196 AU/Century | ||
+ | |- | ||
+ | |width="30%"|Eccentricity (e)||align="right" width="50%"|0.0000251 Century<sup>-1</sup> | ||
+ | |- | ||
+ | |width="30%"|Inclination (i)||align="right" width="30%"|-3.64 seconds/Century | ||
+ | |- | ||
+ | |width="30%"|Longitude of the ascending node (LAN, ☊)||align="right" width="30%"|-151.25 seconds/Century | ||
+ | |- | ||
+ | |width="30%"|Longitude of periapsis (ϖ)||align="right" width="30%"|-844.43 seconds/Century | ||
+ | |- | ||
+ | |width="30%"|Mean longitude (L)||align="right" width="30%"|786449.21 seconds/Century | ||
+ | |- | ||
+ | !bgcolor="lightsteelblue" colspan="2"|Selected physical parameters | ||
+ | |- | ||
+ | |width="30%"|Mean radius||align="right" width="30%"|24624.0±21 km | ||
+ | |- | ||
+ | |width="30%"|Mass||align="right" width="30%"|1.024569×10<sup>26</sup> kg | ||
+ | |- | ||
+ | |width="30%"|Density||align="right" width="30%"|1.638 g/cm<sup>3</sup> | ||
+ | |- | ||
+ | |width="30%"|Sidereal rotation period||align="right" width="30%"|16.11±0.01 hours | ||
+ | |- | ||
+ | |width="30%"|Sidereal orbit period||align="right" width="30%"|163.72321 years | ||
+ | |- | ||
+ | |width="30%"|Magnitude V(1,0)||align="right" width="30%"|-6.87 | ||
+ | |- | ||
+ | |width="30%"|Geometric albedo||align="right" width="30%"|0.41 | ||
+ | |- | ||
+ | |width="30%"|Equatorial gravity||align="right" width="30%"|11.00±0.05 m/s<sup>2</sup> | ||
+ | |- | ||
+ | |width="30%"|Escape velocity||align="right" width="30%"|23.5 km/s | ||
+ | |- | ||
+ | !bgcolor="lightsteelblue" colspan="2"|Rotation elements | ||
+ | |- | ||
+ | |width="30%"|North pole right ascension (α<sub>1</sub>)||align="right" width="30%"|295.25° | ||
+ | |- | ||
+ | |width="30%"|North pole declination (δ<sub>1</sub>)||align="right" width="30%"|40.63° | ||
+ | |- | ||
+ | |width="30%"|Obliqutiy of ecliptic||align="right" width="30%"|29.48° | ||
+ | |- | ||
+ | |width="30%"|Longitude of Sun's transit||align="right" width="30%"|221.13° | ||
+ | |- | ||
+ | !bgcolor="lightsteelblue" colspan="2"|Atmospheric parameters | ||
+ | |- | ||
+ | |width="30%"|Surface Pressure||align="right" width="30%"|>>10<sup>4</sup> kPa | ||
+ | |- | ||
+ | |width="30%"|Surface Density||align="right" width="30%"|~0.45 kg/m<sup>3</sup> at 1 bar | ||
+ | |- | ||
+ | |width="30%"|Scale height||align="right" width="30%"|19.1-20.3 km | ||
+ | |- | ||
+ | |width="30%"|Average temperature||align="right" width="30%"|~58 K | ||
+ | |- | ||
+ | |width="30%"|Wind speeds||align="right" width="30%"|0-200 m/s | ||
+ | |- | ||
+ | !bgcolor="lightsteelblue" colspan="2"|Ecliptic position from primary* | ||
+ | |- | ||
+ | |width="30%"|Note||align="right" width="30%"|*Elements given are from Orbiter.pdf (2016) | ||
+ | |} | ||
+ | |||
+ | Neptune is the 8th planet from the [[Sun]]. It has 14 known natural satellites. | ||
see also: Wikipedia [http://en.wikipedia.org/wiki/Neptune] | see also: Wikipedia [http://en.wikipedia.org/wiki/Neptune] | ||
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* [[Nereid]] | * [[Nereid]] | ||
+ | [[Category: Articles]] | ||
[[Category:Celestial bodies]] | [[Category:Celestial bodies]] | ||
{{Planet-Stub}} | {{Planet-Stub}} | ||
[[Category:Solar System]] | [[Category:Solar System]] | ||
+ | [[Category: Planets]] | ||
+ | {{NeptuneSat}} | ||
{{SolarSystem}} | {{SolarSystem}} | ||
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Latest revision as of 03:46, 15 October 2022
Neptune is the 8th planet from the Sun. It has 14 known natural satellites.
see also: Wikipedia [1]
Go to Addons for Neptune
Natural satellites[edit]
This article, about a planet, is a stub. You can help Orbiterwiki by expanding it.
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