Difference between revisions of "25143 Itokawa"

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(Created page.)
(25143 Itokawa.)
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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"
 
{| 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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!bgcolor="lightsteelblue" colspan="2" align="center" |1620 Geographos
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!bgcolor="lightsteelblue" colspan="2" align="center" |25143 Itokawa
 
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|-
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|colspan="2" align="center"|[[Image:1620 Geographos.png|240px]]
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|colspan="2" align="center"|[[Image:Itokawa.png|240px]]
 
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|colspan="2" align="center"|'''Geographos in Orbiter'''
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|colspan="2" align="center"|'''Ikotawa in Orbiter'''
 
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!bgcolor="lightsteelblue" colspan="2"|Designation
 
!bgcolor="lightsteelblue" colspan="2"|Designation
 
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|-
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|Name||align="right"|1620 Geographos
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|Name||align="right"|25143 Ikotawa
 
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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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!bgcolor="lightsteelblue" colspan="2"|Planetary mean orbits
 
!bgcolor="lightsteelblue" colspan="2"|Planetary mean orbits
 
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|-
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|width="30%"|Epoch||align="right" width="50%"|2006
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|width="30%"|Epoch||align="right" width="50%"|2005.7453798768
 
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|-
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|width="30%"|Semimajor axis (a)||align="right" width="50%"| 186315638173 km<br>(1.24544311568598 AU)
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|width="30%"|Semimajor axis (a)||align="right" width="50%"| 198046136569.879 km<br>(1.32385665420968 AU)
 
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|-
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|width="30%"|Eccentricity (e)||align="right" width="30%"| 0.335415102834536
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|width="30%"|Eccentricity (e)||align="right" width="30%"| 0.280122478810222
 
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|-
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|width="30%"|Inclination (i)||align="right" width="30%"|0.232845464045468 radian<br>(13.3410623685705°)
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|width="30%"|Inclination (i)||align="right" width="30%"|0.0283138805752587 radian<br>(1.62226585859977°)
 
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|-
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|width="30%"|Longitude of the ascending node (LAN, ☊)||align="right" width="30%"|5.88689533166951 radian<br>337.29425693993°
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|width="30%"|Longitude of the ascending node (LAN, ☊)||align="right" width="30%"|1.20592765142946 radian<br>69.0945648250315°
 
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|-
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|width="30%"|Longitude of periapsis (ϖ)||align="right" width="30%"|10.7178284350264 radian<br>614.086334872317°
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|width="30%"|Longitude of periapsis (ϖ)||align="right" width="30%"|4.04659634268755 radian<br>231.852891829071°
 
|-
 
|-
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|width="30%"|Mean longitude (L)||align="right" width="30%"|12.5060362286656 radian<br>716.543094340244°
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|width="30%"|Mean longitude (L)||align="right" width="30%"|9.67227318273871 radian<br>554.180431668496°
 
|-
 
|-
 
!bgcolor="lightsteelblue" colspan="2"|Rotational Elements
 
!bgcolor="lightsteelblue" colspan="2"|Rotational Elements
 
|-
 
|-
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|width="30%"|Sidereal Rotation Period||align="right" width="50%"|18802.8 seconds<br>(5.223 hours)
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|width="30%"|Sidereal Rotation Period||align="right" width="50%"|43675.2 seconds<br>(12.132 hours)
 
|-
 
|-
 
|width="30%"|Sidereal Rotation Offset||align="right" width="50%"|0
 
|width="30%"|Sidereal Rotation Offset||align="right" width="50%"|0
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!bgcolor="lightsteelblue" colspan="2"|Selected physical parameters
 
!bgcolor="lightsteelblue" colspan="2"|Selected physical parameters
 
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|-
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|width="30%"|Mean radius||align="right" width="30%"| 3450 m
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|width="30%"|Mean radius||align="right" width="30%"| 45000 m
 
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|width="30%"|Mass||align="right" width="30%"|4×10<su>12</sup> kg
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|width="30%"|Mass||align="right" width="30%"|9.5×10<sup>10</sup> kg
 
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|width="30%"|Equatorial gravity||align="right" width="30%"|0.000022 m/s<sup>2</sup>
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|width="30%"|Equatorial gravity||align="right" width="30%"|0.000000003 m/s<sup>2</sup>
 
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|width="30%"|Escape velocity||align="right" width="30%"| 0.0004 m/s
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|width="30%"|Escape velocity||align="right" width="30%"| 1.678×10<sup>-5</sup> m/s
 
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|width="30%"|Gravity at surface||aligh="right" width="30%"|Geographos 1%<br>Sun 99%
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|width="30%"|Gravity at surface||aligh="right" width="30%"|Itokawa 0%<br>Sun 100%
 
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|width="30%"|Note||align="right" width="30%"|*Elements given are from Geographos.cfg file.
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|width="30%"|Note||align="right" width="30%"|*Elements given are from Itokawa.cfg file.
 
|}
 
|}
  
 
{{Addon
 
{{Addon
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|1=[https://www.orbiter-forum.com/resources/asteroid-pack-1-00.2832/ Asteroid Pack 1.00]
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|1=[https://www.orbiter-forum.com/resources/3d-asteroids.2291/ 3D Asteroids]
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|2=[[List of add-ons by Nighthawke|Nighthawke]]
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|2=[[List of add-ons by T1234|T1234]]
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|3=2004-11-21
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|3=2014-11-06
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|4=All versions
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|4=
 
}}
 
}}
  
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'''1620 Geographos''' is a Near-Earth object discovered in 1951 by [[w:Albert George Wilson|Albert George Wilson]] and [[w:Rudolph Minkowski]] at [[w:Palomar Observatory|Palomar]] and is named in honor of the [[w:National Geographic Society]].
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'''25143 Itokawa''' is a Near-Earth object discovered in 1998 by [[w:Lincoln Near-Earth Asteroid Research|LINEAR]] project and named for the Japanese rocket engineer [[w:Hideo Itokawa|Hideo Itokawa]].
  
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Geographos was to be visited by the [[w:Clementine mission]], failed to reach the body.
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== Gallery ==
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<gallery widths="200" heights="200">
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Animation of 25143 Itokawa orbit.gif|Animation of the orbit of 25143 Itokawa
 +
</gallery>

Revision as of 18:05, 21 May 2024

25143 Itokawa
240px
Ikotawa in Orbiter
Designation
Name 25143 Ikotawa
Reference body Sun
Number of satellites 0
Planetary mean orbits
Epoch 2005.7453798768
Semimajor axis (a) 198046136569.879 km
(1.32385665420968 AU)
Eccentricity (e) 0.280122478810222
Inclination (i) 0.0283138805752587 radian
(1.62226585859977°)
Longitude of the ascending node (LAN, ☊) 1.20592765142946 radian
69.0945648250315°
Longitude of periapsis (ϖ) 4.04659634268755 radian
231.852891829071°
Mean longitude (L) 9.67227318273871 radian
554.180431668496°
Rotational Elements
Sidereal Rotation Period 43675.2 seconds
(12.132 hours)
Sidereal Rotation Offset 0
Obliquity 0.1 radians
0°
Selected physical parameters
Mean radius 45000 m
Mass 9.5×1010 kg
Equatorial gravity 0.000000003 m/s2
Escape velocity 1.678×10-5 m/s
Gravity at surface Itokawa 0%
Sun 100%
Note *Elements given are from Itokawa.cfg file.

Project home: 3D Asteroids
Author: T1234
Current version: 2014-11-06
Compatibility:


25143 Itokawa is a Near-Earth object discovered in 1998 by LINEAR project and named for the Japanese rocket engineer Hideo Itokawa.


Gallery

  • Animation of the orbit of 25143 Itokawa

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