1345 Potomac
| Discovery | |
|---|---|
| Discovered by | J. H. Metcalf |
| Discovery site | Taunton |
| Discovery date | 4 February 1908 |
| Designations | |
| MPC designation | 1345 |
Named after | Potomac River |
| 1908 CG | |
| Orbital characteristics[1] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 107.81 yr (39379 days) |
| Aphelion | 4.7184407 AU (705.86868 Gm) |
| Perihelion | 3.2604872 AU (487.76194 Gm) |
| 3.989464 AU (596.8153 Gm) | |
| Eccentricity | 0.1827255 |
| 7.97 yr (2910.5 d) | |
| 267.65597° | |
| 0° 7m 25.281s / day | |
| Inclination | 11.39992° |
| 137.45082° | |
| 333.11045° | |
| Earth MOID | 2.28067 AU (341.183 Gm) |
| Jupiter MOID | 0.456787 AU (68.3344 Gm) |
| Jupiter Tisserand parameter | 2.992 |
| Physical characteristics | |
| Dimensions | 72 km[1] |
Mean radius | 35.91±1.5 km |
| 11.41 h (0.475 d) | |
Sidereal rotation period | 11.41 h[1] |
| 0.0439±0.004[1] | |
| 9.73[1] | |
|
| |
1345 Potomac (1908 CG) is a relatively large 72 km outer main-belt asteroid discovered on February 4, 1908, by J. H. Metcalf at Taunton.[1] It is a member of the Hilda family of asteroids that are in a 3:2 orbital resonance with Jupiter.[2]
References
- 1 2 3 4 5 6 "JPL Small-Body Database Browser: 1345 Potomac". Jet Propulsion Laboratory. Retrieved 27 April 2016.
- ↑ http://adsabs.harvard.edu/abs/1989JRASC..83..393S
External links
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