3037 Alku
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3037 Alku, provisional designation 1944 BA, is a carbonaceous asteroid from the central region of the asteroid belt, approximately 20 kilometers in diameter. It was discovered on 17 January 1944, by Finnish astronomer Yrjö Väisälä at Turku Observatory in Southwest Finland.[9]
Quick Facts Discovery, Discovered by ...
Discovery [1] | |
---|---|
Discovered by | Y. Väisälä |
Discovery site | Turku Obs. |
Discovery date | 16 January 1944 |
Designations | |
(3037) Alku | |
Named after | Alku (a boat's name)[2] |
1944 BA · 1979 BH | |
main-belt · (middle) [3] | |
Orbital characteristics [1] | |
Epoch 4 September 2017 (JD 2458000.5) | |
Uncertainty parameter 0 | |
Observation arc | 72.87 yr (26,615 days) |
Aphelion | 3.1798 AU |
Perihelion | 2.1670 AU |
2.6734 AU | |
Eccentricity | 0.1894 |
4.37 yr (1,597 days) | |
329.14° | |
0° 13m 31.8s / day | |
Inclination | 19.022° |
107.80° | |
330.32° | |
Physical characteristics | |
Dimensions | 18.84 km (derived)[3] 18.91±0.8 km (IRAS:8)[4] 26.44±0.61 km[5] 29.289±0.302 km[6] 29.876±0.186[7] |
11.844±0.002 h[8] | |
0.0343±0.0090[6] 0.044±0.008[7] 0.061±0.003[5] 0.0949 (derived)[3] 0.1131±0.011 (IRAS:8)[4] | |
SMASS = C [1] · C [3] | |
11.6[4][5][6] · 11.8[1][3] | |
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