(15875) 1996 TP66
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- The correct title of this article is (15875) 1996 TP66. 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 | C. Trujillo, D. C. Jewitt, and J. X. Luu |
| Discovery date | October 11, 1996 |
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Designations
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| MPC designation | (15875) 1996 TP66 |
| Alternative names | none |
| Minor planet category |
TNO (plutino) |
| Epoch December 31, 2006 (JD 2454100.5) | |
| Aphelion | 7786.662 Gm (52.051 AU) |
| Perihelion | 3942.414 Gm (26.353 AU) |
| Semi-major axis | 5864.538 Gm (39.202 AU) |
| Eccentricity | 0.328[1] |
| Orbital period | 89652.206 d (245.45 a) |
| Average orbital speed | 4.63 km/s |
| Mean anomaly | 9.865° |
| Inclination | 5.693° |
| Longitude of ascending node | 316.751° |
| Argument of perihelion | 75.113° |
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Physical characteristics
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| Dimensions | <311 -89/+86km[2] |
| Mass | 4.5×1019 kg |
| Mean density | 2.0 g/cm³ |
| Equatorial surface gravity | 0.0978 m/s² |
| Escape velocity | 0.1850 km/s |
| Sidereal rotation period |
? d |
| Albedo | 0.10 |
| Temperature | ~44 K |
| Spectral type | ? |
| Absolute magnitude | 6.8 |
(15875) 1996 TP66, also written as (15875) 1996 TP66, is a trans-Neptunian object residing in the Kuiper belt. It is in a 3:2 orbital resonance with Neptune similar to Pluto. It was discovered on October 11, 1996 by Chad Trujillo, David C. Jewitt, and Jane X. Luu at the Mauna Kea Observatory, Hawaii.
[edit] References
- ^ List of known trans-Neptunian objects
- ^ Stansberry, Grundy, Brown, Spencer, Trilling, Cruikshank, Luc Margot Physical Properties of Kuiper Belt and Centaur Objects: Constraints from Spitzer Space Telescope (2007) [Preprint arXiv]
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