Difference between revisions of "Neptune"

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[[Image:NeptuneScrshot.jpg|thumb|right|Neptune 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;"Template in Orbiter"
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Neptune is the 8th planet from the [[Sun]]. It has at least 13 natural satellites.
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!bgcolor="lightsteelblue" colspan="2" align="center" |Neptune
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|colspan="2" align="center"|[[Image:NeptuneScrshot.jpg|240px]]
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|colspan="2" align="center"|'''Neptune in Orbiter'''
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!bgcolor="lightsteelblue" colspan="2"|Designation
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|Name||align="right"|Neptune
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|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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!bgcolor="lightsteelblue" colspan="2"|Planetary mean orbits
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|width="30%"|Epoch||align="right" width="50%"|J2000 (1 January 2000)
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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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|-
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|width="30%"|Eccentricity (e)||align="right" width="30%"|0.00858587
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|-
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|width="30%"|Inclination (i)||align="right" width="30%"|1.76917° <br> (0.0308778 radian)
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|-
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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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|-
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|width="30%"|Longitude of periapsis (ϖ)||align="right" width="30%"|44.97135° <br> (0.784898 radian)
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|-
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|width="30%"|Mean longitude (L)||align="right" width="30%"|304.88003° <br> (5.321160 radian)
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|-
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!bgcolor="lightsteelblue" colspan="2"|Planetary orbital element centennial rates
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|width="30%"|Semimajor axis (a)||align="right" width="50%"|-0.00125196 AU/Century
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|width="30%"|Eccentricity (e)||align="right" width="50%"|0.0000251 Century<sup>-1</sup>
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|width="30%"|Inclination (i)||align="right" width="30%"|-3.64 seconds/Century
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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%"|Longitude of periapsis (ϖ)||align="right" width="30%"|-844.43 seconds/Century
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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"|Selected physical parameters
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|width="30%"|Mean radius||align="right" width="30%"|24624.0±21 km
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|width="30%"|Mass||align="right" width="30%"|1.024569×10<sup>26</sup> kg
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|width="30%"|Density||align="right" width="30%"|1.638 g/cm<sup>3</sup>
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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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|}
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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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[[Category:Solar System]]
 
[[Category:Solar System]]
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[[Category: Planets]]
  
  
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{{NeptuneSat}}
 
{{SolarSystem}}
 
{{SolarSystem}}

Revision as of 14:05, 1 September 2021

Neptune
NeptuneScrshot.jpg
Neptune in Orbiter
Designation
Name Neptune
Reference body Sun
Number of satellites
Planetary mean orbits
Epoch J2000 (1 January 2000)
Semimajor axis (a) 30.06896348 AU
(4.49825291×1012 km)
Eccentricity (e) 0.00858587
Inclination (i) 1.76917°
(0.0308778 radian)
Longitude of the ascending node (LAN, ☊) 131.72169°
(2.298977 radian)
Longitude of periapsis (ϖ) 44.97135°
(0.784898 radian)
Mean longitude (L) 304.88003°
(5.321160 radian)
Planetary orbital element centennial rates
Semimajor axis (a) -0.00125196 AU/Century
Eccentricity (e) 0.0000251 Century-1
Inclination (i) -3.64 seconds/Century
Longitude of the ascending node (LAN, ☊) -151.25 seconds/Century
Longitude of periapsis (ϖ) -844.43 seconds/Century
Mean longitude (L) 786449.21 seconds/Century
Selected physical parameters
Mean radius 24624.0±21 km
Mass 1.024569×1026 kg
Density 1.638 g/cm3
Sidereal rotation period 16.11±0.01 hours
Sidereal orbit period 163.72321 years
Magnitude V(1,0) -6.87
Geometric albedo 0.41
Equatorial gravity 11.00±0.05 m/s2
Escape velocity 23.5 km/s
Rotation elements
North pole right ascension (α1) 295.25°
North pole declination (δ1) 40.63°
Obliqutiy of ecliptic 29.48°
Longitude of Sun's transit 221.13°
Atmospheric parameters
Surface Pressure >>104 kPa
Surface Density ~0.45 kg/m3 at 1 bar
Scale height 19.1-20.3 km
Average temperature ~58 K
Wind speeds 0-200 m/s
Ecliptic position from primary*
Note *Elements given are from Orbiter.pdf (2016)

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

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