(15820) 1994 TB
| Discovery | |
|---|---|
| Discovered by | D. C. Jewitt and J. Chen |
| Discovery date | October 2, 1994 |
| Designations | |
| MPC designation | (15820) 1994 TB |
| none | |
| TNO (plutino) | |
| Orbital characteristics | |
| Epoch December 31, 2006 (JD 2454100.5) | |
| Aphelion | 7728.080 Gm (51.659 AU) |
| Perihelion | 4034.368 Gm (26.968 AU) |
| 5881.224 Gm (39.314 AU) | |
| Eccentricity | 0.314 |
| 90035.109 d (246.50 a) | |
Average orbital speed | 4.63 km/s |
| 342.334° | |
| Inclination | 12.137° |
| 317.378° | |
| 99.059° | |
| Physical characteristics | |
| Dimensions | 167 km[1] |
| Mass | 4.9×1018? kg |
Mean density | 2.0? g/cm³ |
| 0.0467? m/s² | |
| 0.0883? km/s | |
Sidereal rotation period | ? d |
| Albedo | 0.10? |
| Temperature | ~44 K |
Spectral type | ? |
| 7.1 | |
|
| |
(15820) 1994 TB 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 2, 1994 by David C. Jewitt and Jun Chen at the Mauna Kea Observatory, Hawaii.
References
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