2146 Stentor
| Discovery | |
|---|---|
| Discovered by | R. M. West |
| Discovery site | La Silla Obs. |
| Discovery date | 24 October 1976 |
| Designations | |
| (2146) Stentor | |
| Pronunciation | /ˈstɛntər/ · |
Named after | Stentor (Greek mythology) |
| 1976 UQ | |
| Jupiter trojan Greek · background | |
| Adjectives | Stentorian |
| Orbital characteristics | |
| Epoch 23 March 2018 (JD 2458200.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 40.93 yr (14,949 d) |
| Aphelion | 5.7217 AU |
| Perihelion | 4.6714 AU |
| 5.1965 AU | |
| Eccentricity | 0.1011 |
| 11.85 yr (4,327 d) | |
| 238.48° | |
| 0° 4m 59.52s / day | |
| Inclination | 39.261° |
| 131.32° | |
| 273.11° | |
| Jupiter MOID | 0.0831 AU |
| TJupiter | 2.5410 |
| Physical characteristics | |
| 50.76±0.33 km 58.29 km (calculated) | |
| 16.40±0.02 h | |
| 0.057 (assumed) 0.082±0.011 | |
| C (assumed) | |
| 9.8 9.9 | |
2146 Stentor /ˈstɛntər/ is a Jupiter trojan from the Greek camp, approximately 51 kilometers (32 miles) in diameter. It was discovered on 24 October 1976, by Danish astronomer Richard Martin West at the ESO's La Silla Observatory in Chile. The dark Jovian asteroid has a rotation period of 16.4 hours and belongs to the 100 largest Jupiter trojans. It was named after Stentor from Greek mythology, a Herald of the Greeks during the Trojan War.