2363 Cebriones
| Discovery | |
|---|---|
| Discovered by | Purple Mountain Obs. |
| Discovery site | Purple Mountain Obs. |
| Discovery date | 4 October 1977 |
| Designations | |
| (2363) Cebriones | |
| Pronunciation | /sɪˈbraɪəniːz/ |
Named after | Cebriones (Kebriones) (Greek mythology) |
| 1977 TJ3 | |
| Jupiter trojan Trojan · background | |
| Adjectives | Cebrionian |
| Orbital characteristics | |
| Epoch 23 March 2018 (JD 2458200.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 64.78 yr (23,660 d) |
| Aphelion | 5.3936 AU |
| Perihelion | 5.0176 AU |
| 5.2056 AU | |
| Eccentricity | 0.0361 |
| 11.88 yr (4,338 d) | |
| 280.29° | |
| 0° 4m 58.8s / day | |
| Inclination | 32.136° |
| 211.74° | |
| 53.880° | |
| Jupiter MOID | 0.3475 AU |
| TJupiter | 2.6920 |
| Physical characteristics | |
| 81.84±5.1 km 84.61±1.68 km 95.98±1.17 km | |
| 3.8 h (poor) 20.05±0.04 h 20.081±0.001 h 20.5±0.5 h | |
| 0.044±0.006 0.057±0.003 0.0599±0.008 | |
| Tholen = D U–B = 0.251 B–V = 0.740±0.050 V–R = 0.490±0.030 V–I = 0.910±0.054 | |
| 9.04±0.32 9.11 | |
2363 Cebriones is a large Jupiter trojan from the Trojan camp, approximately 84 kilometers (52 miles) in diameter. It was discovered on 4 October 1977, by astronomers at the Purple Mountain Observatory in Nanking, China. The dark D-type asteroid is one of the 40 largest Jupiter trojans and has a rotation period of 20 hours. It was named after Cebriones, Hektor's charioteer from Greek mythology.