1345 Potomac

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°
 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)
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

    External links


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