Discovery[1] | |
---|---|
Discovered by | Y. Väisälä |
Discovery site | Turku Obs. |
Discovery date | 11 October 1936 |
Designations | |
(1631) Kopff | |
Named after | August Kopff (astronomer)[2] |
1936 UC · 1926 TH 1935 FG · 1946 SA 1952 HV2 | |
main-belt · Flora[3] | |
Orbital characteristics[1] | |
Epoch 4 September 2017 (JD 2458000.5) | |
Uncertainty parameter 0 | |
Observation arc | 90.37 yr (33,006 days) |
Aphelion | 2.7129 AU |
Perihelion | 1.7572 AU |
2.2350 AU | |
Eccentricity | 0.2138 |
3.34 yr (1,220 days) | |
107.17° | |
Inclination | 7.4943° |
16.826° | |
315.11° | |
Physical characteristics | |
Dimensions | 8.636±0.395 km[4] 9.58±0.21 km[5] 9.66±1.2 km[6] 9.71 km (derived)[3] |
6.683±0.001 h[7] | |
0.2497±0.074[6] 0.259±0.012[5] 0.2710 (derived)[3] 0.342±0.061[4] | |
S[3] | |
12.1[1][3][4] · 12.2[5][6] · 12.57±0.35[8] | |
1631 Kopff (provisional designation 1936 UC) is a stony Florian asteroid from the inner regions of the asteroid belt, approximately 9 kilometers in diameter. It was discovered on 11 October 1936, by Finnish astronomer Yrjö Väisälä at Turku Observatory in Southwest Finland.[9][a] It was later named after German astronomer August Kopff.[2]
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