2942 Cordie, provisional designation 1932 BG, is an asteroid from the inner regions of the asteroid belt, approximately 7 kilometers in diameter. It was discovered on 29 January 1932, by German astronomer Karl Reinmuth at Heidelberg Observatory in southwest Germany.
Discovery [1] | |
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Discovered by | K. Reinmuth |
Discovery site | Heidelberg Obs. |
Discovery date | 29 January 1932 |
Designations | |
MPC designation | (2942) Cordie |
Named after | Cordie Robinson[2] |
Alternative designations | 1932 BG · 1936 KF 1976 GS6 · 1982 BG2 |
Minor planet category | main-belt |
Orbital characteristics [1] | |
Epoch 4 September 2017 (JD 2458000.5) | |
Uncertainty parameter 0 | |
Observation arc | 84.57 yr (30,890 days) |
Aphelion | 2.5826 AU |
Perihelion | 1.8949 AU |
Semi-major axis | 2.2388 AU |
Eccentricity | 0.1536 |
Orbital period (sidereal) | 3.35 yr (1,224 days) |
Mean anomaly | 84.621° |
Mean motion | 0° 17m 39.12s / day |
Inclination | 6.8175° |
Longitude of ascending node | 116.39° |
Argument of perihelion | 154.85° |
Physical characteristics | |
Dimensions | 6.657±0.183 km[3] |
Synodic rotation period | 80.0 h (3.33 d) |
Geometric albedo | 0.262±0.029[3] |
Absolute magnitude (H) | 13.0[1] |
The asteroid has a long rotation period of roughly 80 hours.[1] It was named after of Cordie Robinson, planetary geologist at the Center for Astrophysics | Harvard & Smithsonian.[2]
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