2004 TG10
2004 TG10, is an eccentric asteroid, classified as near-Earth object and potentially hazardous asteroid of the Apollo group. First observed by the Spacewatch survey on 8 October 2004, it may be a fragment of Comet Encke and is the source of the Northern Taurids meteor shower seen annually in November and the June Beta Taurids. The asteroid may be larger than one kilometer in diameter.
| Discovery | |
|---|---|
| Discovered by | Spacewatch |
| Discovery site | Kitt Peak Obs. |
| Discovery date | 8 October 2004 (discovery: first observed only) |
| Designations | |
MPC designation | 2004 TG10 |
Minor planet category | NEO · Apollo · PHA |
| Orbital characteristics | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 10.16 yr (3,712 days) |
| Aphelion | 4.1597 AU |
| Perihelion | 0.3086 AU |
Semi-major axis | 2.2341 AU |
| Eccentricity | 0.8619 |
Orbital period (sidereal) | 3.34 yr (1,220 days) |
Mean anomaly | 278.07° |
Mean motion | 0° 17m 42.36s / day |
| Inclination | 4.1802° |
Longitude of ascending node | 205.10° |
| 317.37° | |
| Earth MOID | 0.0225 AU · 8.8 LD |
| Jupiter MOID | 0.8877 AU |
| Physical characteristics | |
| Dimensions | 0.35–0.78 km 1.316±0.605 km |
| 0.018±0.037 | |
| 19.4 | |
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