2674 Pandarus
2674 Pandarus /ˈpændərəs/ is a large Jupiter trojan from the Trojan camp, approximately 98 kilometers (60 miles) in diameter. It was discovered on 27 January 1982, by astronomers at Harvard's Oak Ridge Observatory near Harvard, Massachusetts, in the United States. The likely elongated D-type asteroid has a rotation period of 8.48 hours and belongs to the 50 largest Jupiter trojans. It was named after Pandarus from Greek mythology.
| Discovery | |
|---|---|
| Discovered by | Oak Ridge Obs. |
| Discovery site | Oak Ridge Obs. |
| Discovery date | 27 January 1982 |
| Designations | |
MPC designation | (2674) Pandarus |
| Pronunciation | /ˈpændərəs/ |
Named after | Pandarus (Greek mythology) |
Alternative designations | 1982 BC3 · 1972 GE 1976 SM6 · 1977 RB6 |
Minor planet category | Jupiter trojan Trojan · background |
| Adjectives | Pandarian |
| Orbital characteristics | |
| Epoch 23 March 2018 (JD 2458200.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 46.11 yr (16,842 d) |
| Aphelion | 5.5357 AU |
| Perihelion | 4.8251 AU |
Semi-major axis | 5.1804 AU |
| Eccentricity | 0.0686 |
Orbital period (sidereal) | 11.79 yr (4,307 d) |
Mean anomaly | 311.54° |
Mean motion | 0° 5m 0.96s / day |
| Inclination | 1.8549° |
Longitude of ascending node | 179.81° |
| 39.446° | |
| Jupiter MOID | 0.1828 AU |
| TJupiter | 2.9940 |
| Physical characteristics | |
Mean diameter | 74.27±0.32 km 97.69 km (derived) 98.10±3.2 km 101.72±2.13 km |
Synodic rotation period | 8.461±0.003 h 8.470±0.002 h 8.480 h |
| 0.0244 (derived) 0.044±0.002 0.0461±0.003 0.067±0.012 | |
| D Tholen D (Pan-STARRS) D (SDSS-MOC) B–V = 0.758 U–B = 0.252 B–V = 0.770±0.060 V–R = 0.450±0.040 V–I = 0.950±0.022 | |
| 9.00 9.1 9.2 9.25±0.11 9.70 | |
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