Discovery[1] | |
---|---|
Discovered by | K. Reinmuth |
Discovery site | Heidelberg Obs. |
Discovery date | 12 March 1931 |
Designations | |
(1308) Halleria | |
Named after | Albrecht von Haller[2] (Swiss physiologist) |
1931 EB · 1933 SP 1936 FU1 · 1938 SO1 1938 SP1 · 1953 TT 1963 VA · A901 DB | |
main-belt · (outer)[3] Charis[4] | |
Orbital characteristics[1] | |
Epoch 4 September 2017 (JD 2458000.5) | |
Uncertainty parameter 0 | |
Observation arc | 116.76 yr (42,645 days) |
Aphelion | 2.9438 AU |
Perihelion | 2.8738 AU |
2.9088 AU | |
Eccentricity | 0.0120 |
4.96 yr (1,812 days) | |
173.29° | |
0° 11m 55.32s / day | |
Inclination | 5.5766° |
354.14° | |
164.00° | |
Physical characteristics | |
Dimensions | 39.33±12.48 km[5] 41.87±10.07 km[6] 43.13 km (derived)[3] 43.16±1.4 km[7] 45.05±0.57 km[8] 46.951±0.275 km[9] 50.046±0.301 km[10] |
6.013 h[a] 6.026±0.002 h[11] 6.028±0.004 h[11] | |
0.0338±0.0116[10] 0.038±0.009[9] 0.0415 (derived)[3] 0.042±0.001[8] 0.0454±0.003[7] 0.05±0.06[6] 0.05±0.07[5] | |
C (assumed)[3] | |
10.80[5][7][8][10] · 10.9[1][3] · 10.95[6] · 10.97±0.28[12] | |
1308 Halleria, provisional designation 1931 EB, is a carbonaceous Charis asteroid from the outer regions of the asteroid belt, approximately 43 kilometers in diameter. It was discovered on 12 March 1931, by German astronomer Karl Reinmuth at the Heidelberg-Königstuhl State Observatory.[13] The asteroid was named after Albrecht von Haller a Swiss physician, botanist and poet.[2]
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