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Discovery
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|---|---|
| Discovered by | David C. Jewitt and Jane X. Luu, |
| Discovery date | September 15, 1993 |
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Designations
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| MPC designation | none |
| Alternate name(s) | 1993 RP |
| Minor planet category |
TNO (plutino) |
| Epoch December 31, 2006 (JD 2454100.5) | |
| Aphelion | 5947.882 Gm (39.759 AU) |
| Perihelion | 5249.620 Gm (35.092 AU) |
| Semi-major axis | 5598.751 Gm (37.425 AU) |
| Eccentricity | 0.062 |
| Orbital period | 83627.096 d (228.96 a) |
| Average orbital speed | 4.86 km/s |
| Mean anomaly | 17.149° |
| Inclination | 2.674° |
| Longitude of ascending node | 192.174° |
| Argument of perihelion | 184.859° |
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Physical characteristics
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| Dimensions | 70? km |
| Mass | 3.6×1017? kg |
| Mean density | 2.0? g/cm³ |
| Equatorial surface gravity | 0.0196? m/s² |
| Escape velocity | 0.0370? km/s |
| Sidereal rotation period |
? d |
| Albedo | 0.10? |
| Temperature | ~45 K |
| Spectral type | ? |
| Absolute magnitude (H) | 9.39 |
1993 RP is a trans-Neptunian object (TNO) of the plutino class. It was discovered a day after 1993 RO, and a day before (15788) 1993 SB. The discovery was made in 1993 at the Mauna Kea Observatory with a 2.2m telescope. Very little is known about the object.
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