3181 Ahnert
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3181 Ahnert, provisional designation 1964 EC, is a stony Flora asteroid from the inner regions of the asteroid belt, about 8 kilometers in diameter. It was discovered by German astronomer Freimut Börngen at the Karl Schwarzschild Observatory in Tautenburg, eastern Germany, on 8 March 1964.[8]
Quick Facts Discovery, Discovered by ...
Discovery [1] | |
---|---|
Discovered by | F. Börngen |
Discovery site | Karl Schwarzschild Obs. |
Discovery date | 8 March 1964 |
Designations | |
(3181) Ahnert | |
Named after | Paul Ahnert (astronomer)[2] |
1964 EC · 1932 RK 1936 XJ · 1951 GC1 1964 DE · 1975 NH1 1975 RD · 1979 SC12 1979 UO4 · 1979 WD8 1979 WU1 · 1982 RE1 | |
main-belt · Flora [3] | |
Orbital characteristics [1] | |
Epoch 4 September 2017 (JD 2458000.5) | |
Uncertainty parameter 0 | |
Observation arc | 86.12 yr (31,454 days) |
Aphelion | 2.3743 AU |
Perihelion | 2.0840 AU |
2.2292 AU | |
Eccentricity | 0.0651 |
3.33 yr (1,216 days) | |
9.5372° | |
0° 17m 45.96s / day | |
Inclination | 3.9579° |
221.14° | |
304.92° | |
Physical characteristics | |
Dimensions | 7.961±0.097[4] 8.19 km (calculated)[3] 8.511±0.031 km[5] 8.57±0.24 km[6] |
0.1856±0.0266[5] 0.216±0.019[4] 0.24 (assumed)[3] 0.264±0.029[6] | |
SMASS = S [1] · S [3][7] | |
12.40[6] · 12.6[1][3] · 12.8[5] · 12.98±0.06[7] | |
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