(26181) 1996 GQ21
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- The correct title of this article is (26181) 1996 GQ21. It features superscript or subscript characters that are substituted or omitted because of technical limitations.
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Discovery
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| Discovered by | Nichole M. Danzl[1] |
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Designations
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| MPC designation | (26181) 1996 GQ21 |
| Alternative names | none |
| Minor planet category |
SDO |
| Epoch December 31, 2006 (JD 2454100.5) | |
| Aphelion | 22661.100 Gm (151.480 AU) |
| Perihelion | 5727.795 Gm (38.288 AU) |
| Semi-major axis | 14194.448 Gm (94.884 AU) |
| Eccentricity | 0.596 |
| Orbital period | 337588.825 d (924.27 a) |
| Average orbital speed | 2.76 km/s |
| Mean anomaly | 6.618° |
| Inclination | 13.333° |
| Longitude of ascending node | 194.140° |
| Argument of perihelion | 356.879° |
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Physical characteristics
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| Dimensions | 401 km[2] |
| Mass | 6.8×1019? kg |
| Mean density | 2.0? g/cm³ |
| Equatorial surface gravity | 0.1121? m/s² |
| Escape velocity | 0.2120? km/s |
| Sidereal rotation period |
? d |
| Albedo | 0.10? |
| Temperature | ~29 K |
| Spectral type | ? |
| Absolute magnitude | 5.2 |
(26181) 1996 GQ21, also written as (26181) 1996 GQ21, is a trans-Neptunian object that resides in the scattered disc region of the Solar System. It was discovered on April 12, 1996 by Nichole M. Danzl.
[edit] References
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