2031 BAM
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2031 BAM, provisional designation 1969 TG2, is a stony Florian asteroid from the inner regions of the asteroid belt, approximately 8 kilometers in diameter. It was discovered on 8 October 1969, by Soviet astronomer Lyudmila Chernykh at the Crimean Astrophysical Observatory in Nauchnyj, on the Crimean peninsula.[8] The asteroid was named for those who built the Baikal–Amur Mainline (BAM; БАМ), a Siberian railway line.[2]
Quick Facts Discovery, Discovered by ...
![]() Orbital diagram of BAM | |
Discovery [1] | |
---|---|
Discovered by | L. Chernykh |
Discovery site | Crimean Astrophysical Obs. |
Discovery date | 8 October 1969 |
Designations | |
(2031) BAM | |
Named after | Baikal–Amur Mainline [2] (Siberian railway line) |
1969 TG2 · 1939 VB 1959 TW · 1972 NQ | |
main-belt · (inner) Flora [3][4] | |
Orbital characteristics [1] | |
Epoch 4 September 2017 (JD 2458000.5) | |
Uncertainty parameter 0 | |
Observation arc | 77.39 yr (28,268 days) |
Aphelion | 2.6203 AU |
Perihelion | 1.8477 AU |
2.2340 AU | |
Eccentricity | 0.1729 |
3.34 yr (1,220 days) | |
124.02° | |
0° 17m 42.72s / day | |
Inclination | 4.7524° |
169.28° | |
213.58° | |
Physical characteristics | |
Dimensions | 7.14 km (calculated)[3] 8.14±0.36 km[5] |
10.774±0.004 h[6] | |
0.170±0.017[5] 0.24 (assumed)[3] | |
S [3][7] | |
12.9[1][3] · 13.00[5] · 13.05±0.81[7] | |
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