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{| 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"
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{| 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;"Neptune in Orbiter"
 
!bgcolor="lightsteelblue" colspan="2" align="center" |Neptune
 
!bgcolor="lightsteelblue" colspan="2" align="center" |Neptune
 
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!bgcolor="lightsteelblue" colspan="2"|Designation
 
!bgcolor="lightsteelblue" colspan="2"|Designation
 
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|Name||align="right"|Neptune
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|width="30%"|Name||align="right" width="30%"|Neptune
 
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|width="30%"|Reference body||align="right" width="30%"|Sun
 
|width="30%"|Reference body||align="right" width="30%"|Sun
 
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|width="30%"|Number of satellites||align="right" width="30%"|
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|width="30%"|Number of known satellites||align="right" width="30%"|14
 
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!bgcolor="lightsteelblue" colspan="2"|Planetary mean orbits
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!bgcolor="lightsteelblue" colspan="2"|Physical parameters*
 
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|width="30%"|Epoch||align="right" width="50%"|J2000 (1 January 2000)
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|width="30%"|Mass||align="right" width="50%"|1.025×10<sup>26</sup> kg
 
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|width="30%"|Semimajor axis (a)||align="right" width="50%"|30.06896348 AU <br> (4.49825291×10<sup>12</sup> km)
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|width="30%"|Mean Radius||align="right" width="50%"|2.462×10<sup>7</sup> m
 
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|width="30%"|Eccentricity (e)||align="right" width="30%"|0.00858587
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|width="30%"|Gravitational moments||align="right" width="50%"|J<sub>2</sub>=0.004
 
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|width="30%"|Inclination (i)||align="right" width="30%"|1.76917° <br> (0.0308778 radian)
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|width="30%"|Siderial day||align="right" width="30%"|5.8×10<sup>4</sup> s
 
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|width="30%"|Longitude of the ascending node (LAN, ☊)||align="right" width="30%"|131.72169° <br> (2.298977 radian)
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|width="30%"|Orbital period||align="right" width="30%"|5.177×10<sup>9</sup> s<br>
 
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|width="30%"|Longitude of periapsis (ϖ)||align="right" width="30%"|44.97135° <br> (0.784898 radian)
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|width="30%"|Obliquity of ecliptic||align="right" width="30%"|28.48°
 
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|width="30%"|Mean longitude (L)||align="right" width="30%"|304.88003° <br> (5.321160 radian)
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|width="30%"|Atmosphere||align="right" width="30%"|Yes
 
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!bgcolor="lightsteelblue" colspan="2"|Planetary orbital element centennial rates
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!bgcolor="lightsteelblue" colspan="2"|Atmosphere*
 
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|width="30%"|Semimajor axis (a)||align="right" width="50%"|-0.00125196 AU/Century
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|width="30%"|Atmosphere model||align="right" width="30%"|Generic
 
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|width="30%"|Eccentricity (e)||align="right" width="50%"|0.0000251 Century<sup>-1</sup>
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|width="30%"|Surface Pressure||align="right" width="30%"|414.0 KPa
 
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|width="30%"|Inclination (i)||align="right" width="30%"|-3.64 seconds/Century
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|width="30%"|Surface Density||align="right" width="30%"|0.5093 kg/m<sup>3</sup>
 
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|width="30%"|Longitude of the ascending node (LAN, ☊)||align="right" width="30%"|-151.25 seconds/Century
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|width="30%"|Specific gas constant||align="right" width="30%"|144.92 J/(K kg)
 
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|width="30%"|Longitude of periapsis (ϖ)||align="right" width="30%"|-844.43 seconds/Century
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|width="30%"|Specific heat ratio||align="right" width="30%"|1.33
 
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|width="30%"|Mean longitude (L)||align="right" width="30%"|786449.21 seconds/Century
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!bgcolor="lightsteelblue" colspan="2"|Osculating elements (ecliptic frame)*
 
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!bgcolor="lightsteelblue" colspan="2"|Selected physical parameters
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|width="30%"|Semi-major axis||align="right" width="30%"|4.4829×10<sup>12</sup> m
 
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|width="30%"|Mean radius||align="right" width="30%"|24624.0±21 km
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|width="30%"|Eccentricity||align="right" width="30%"|0.011208
 
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|width="30%"|Mass||align="right" width="30%"|1.024569×10<sup>26</sup> kg
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|width="30%"|Inclination||align="right" width="30%"| 1.77°
 
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|width="30%"|Density||align="right" width="30%"|1.638 g/cm<sup>3</sup>
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|width="30%"|Note||align="right" width="30%"|*Elements given are from Orbiter 2016
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|width="30%"|Sidereal rotation period||align="right" width="30%"|16.11±0.01 hours
 
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|width="30%"|Sidereal orbit period||align="right" width="30%"|163.72321 years
 
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|width="30%"|Magnitude V(1,0)||align="right" width="30%"|-6.87
 
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|width="30%"|Geometric albedo||align="right" width="30%"|0.41
 
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|width="30%"|Equatorial gravity||align="right" width="30%"|11.00±0.05 m/s<sup>2</sup>
 
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|width="30%"|Escape velocity||align="right" width="30%"|23.5 km/s
 
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!bgcolor="lightsteelblue" colspan="2"|Rotation elements
 
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|width="30%"|North pole right ascension (α<sub>1</sub>)||align="right" width="30%"|295.25°
 
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|width="30%"|North pole declination (δ<sub>1</sub>)||align="right" width="30%"|40.63°
 
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|width="30%"|Obliqutiy of ecliptic||align="right" width="30%"|29.48°
 
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|width="30%"|Longitude of Sun's transit||align="right" width="30%"|221.13°
 
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!bgcolor="lightsteelblue" colspan="2"|Atmospheric parameters
 
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|width="30%"|Surface Pressure||align="right" width="30%"|>>10<sup>4</sup> kPa
 
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|width="30%"|Surface Density||align="right" width="30%"|~0.45 kg/m<sup>3</sup> at 1 bar
 
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|width="30%"|Scale height||align="right" width="30%"|19.1-20.3 km
 
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|width="30%"|Average temperature||align="right" width="30%"|~58 K
 
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|width="30%"|Wind speeds||align="right" width="30%"|0-200 m/s
 
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!bgcolor="lightsteelblue" colspan="2"|Ecliptic position from primary*
 
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|width="30%"|Note||align="right" width="30%"|*Elements given are from Orbiter.pdf (2016)
 
 
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Neptune is the 8th planet from the [[Sun]]. It has 14 known natural satellites.
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Neptune is the 8th planet from the [[Sun]]. It has at least 13 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}}

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