2010 RX30
2010 RX30 is a micro-asteroid, classified as near-Earth object of the Aten group. On 8 September 2010 at 09:51 UTC, it passed between the Earth and the Moon approaching Earth within 248000kilometres above Japan.
| Discovery | |
|---|---|
| Discovered by | Mt. Lemmon Survey |
| Discovery site | Summerhaven, Arizona, USA |
| Discovery date | 5 September 2010 |
| Designations | |
| 2010 RX30 | |
| MPO 279189 | |
| NEO · Aten | |
| Orbital characteristics | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 3 | |
| Observation arc | 1073 d |
| Aphelion | 1.15342 AU (172.549 Gm) |
| Perihelion | 0.50803 AU (76.000 Gm) |
| 0.83073 AU (124.275 Gm) | |
| Eccentricity | 0.38845 |
| 0.76 yr (276.558 d) 0.76 yr | |
| 338.78° | |
| 1° 18m 7.56s /day | |
| Inclination | 5.05966° |
| 166.154° | |
| 319.80° | |
| Earth MOID | 0.00108035 AU (161,618 km) |
| Mercury MOID | 0.17834 AU (26,679,000 km) |
| Jupiter MOID | 3.91055 AU (585.010 Gm) |
| Physical characteristics | |
| Dimensions | 12 m |
| Mass | 2.5×106 kg |
| 27.1 | |
NASA estimated its size to be 12 metres in diameter with a mass of around 2500 tonnes.
The asteroid was discovered by the Catalina Sky Survey near Tucson, Arizona on 5 September 2010, along with 2010 RF12.
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