2001 QF298
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- The correct title of this article is 2001 QF298. 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 | Marc W. Buie[1] |
| Discovery date | August 19, 2001 |
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Designations
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| MPC designation | 2001 QF298 |
| Alternative names | none |
| Minor planet category |
TNO (plutino) |
| Epoch December 31, 2006 (JD 2454100.5) | |
| Aphelion | 6546.954 Gm (43.764 AU) |
| Perihelion | 5219.696 Gm (34.892 AU) |
| Semi-major axis | 5883.325 Gm (39.328 AU) |
| Eccentricity | 0.113 |
| Orbital period | 90083.351 d (246.63 a) |
| Average orbital speed | 4.73 km/s |
| Mean anomaly | 139.887° |
| Inclination | 22.375° |
| Longitude of ascending node | 164.189° |
| Argument of perihelion | 42.295° |
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Physical characteristics
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| Dimensions | 505 km[2] |
| Mass | 1.3×1020? kg |
| Mean density | 2.0? g/cm³ |
| Equatorial surface gravity | 0.1411? m/s² |
| Escape velocity | 0.2670? km/s |
| Sidereal rotation period |
? d |
| Albedo | 0.10? |
| Temperature | ~44 K |
| Spectral type | ? |
| Absolute magnitude | 4.61 |
2001 QF298, also written as 2001 QF298, is a trans-Neptunian object that resides in the Kuiper belt. It was discovered on August 19, 2001 by Marc W. Buie. It is in a 3:2 orbital resonance with Neptune similar to Pluto.
[edit] References
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