| Discovery | |
|---|---|
| Discovered by |
David C. Jewitt Jane X. Luu |
| Discovery date | September 15, 1993 |
| Designations | |
| MPC designation | none |
| 1993 RP | |
| TNO (plutino) | |
| Orbital characteristics | |
| Epoch 16 September 1993 (JD 2449246.5) | |
| Uncertainty parameter 9 | |
| Aphelion | 43.79507 AU (6.551649 Tm) |
| Perihelion | 34.86325 AU (5.215468 Tm) |
| 39.32916 AU (5.883559 Tm) | |
| Eccentricity | 0.11355 |
| 246.65 yr (90088.7 d) | |
|
Average orbital speed
|
4.86 km/s |
| 0.00947233° | |
| 0.00399606°/day | |
| Inclination | 2.57046° |
| 192.090° | |
| 180.631° | |
| Earth MOID | 33.8632 AU (5.06586 Tm) |
| Jupiter MOID | 29.9041 AU (4.47359 Tm) |
| Physical characteristics | |
| Dimensions | 70? km |
| Mass | 3.6×1017? kg |
|
Mean density
|
2.0? g/cm³ |
|
Equatorial surface gravity
|
0.0196? m/s² |
|
Equatorial escape velocity
|
0.0370? km/s |
|
Sidereal rotation period
|
? d |
| 0.10? | |
| Temperature | ~45 K |
| ? | |
| 9.0 | |
1993 RP is a trans-Neptunian object (TNO) of the plutino class. It was discovered a day after (385185) 1993 RO and a day before (15788) 1993 SB. The discovery was made in 1993 at the Mauna Kea Observatory with a 2.2 m telescope. Very little is known about the object.