3785 Kitami
3785 Kitami, provisional designation 1986 WM, is a carbonaceous Themistian asteroid from the outer region of the asteroid belt, approximately 19 kilometers in diameter. The asteroid was discovered by Japanese astronomer Tsutomu Seki at Geisei Observatory on 30 November 1986, and named after the city of Kitami, Japan.
| Discovery | |
|---|---|
| Discovered by | T. Seki |
| Discovery site | Geisei Obs. |
| Discovery date | 30 November 1986 |
| Designations | |
MPC designation | (3785) Kitami |
Named after | Kitami (Japanese city) |
Alternative designations | 1986 WM · 1934 TG 1957 UM · 1979 OO2 1980 UU |
Minor planet category | main-belt · Themis |
| Orbital characteristics | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 37.95 yr (13,862 days) |
| Aphelion | 3.7830 AU |
| Perihelion | 2.6903 AU |
Semi-major axis | 3.2367 AU |
| Eccentricity | 0.1688 |
Orbital period (sidereal) | 5.82 yr (2,127 days) |
Mean anomaly | 143.00° |
Mean motion | 0° 10m 9.48s / day |
| Inclination | 1.9225° |
Longitude of ascending node | 151.03° |
| 237.05° | |
| Physical characteristics | |
| Dimensions | 17.06 km (calculated) 19.761±0.269 20.536±0.187 km |
Synodic rotation period | 3.7992±0.0004 h |
| 0.0664±0.0133 0.072±0.021 0.08 (assumed) | |
| C | |
| 12.0 · 12.11±0.18 · 12.2 | |
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