Discovery [1] | |
---|---|
Discovered by | C. Shoemaker |
Discovery site | Palomar Obs. |
Discovery date | 13 January 1983 |
Designations | |
(2906) Caltech | |
Named after | Caltech (owner of Palomar Obs.)[2] |
1983 AE2 · 1957 KJ 1957 MA · 1974 LC 1976 YS2 · 1983 CD | |
main-belt · (outer) [3] | |
Orbital characteristics [1] | |
Epoch 4 September 2017 (JD 2458000.5) | |
Uncertainty parameter 0 | |
Observation arc | 60.01 yr (21,920 days) |
Aphelion | 3.5070 AU |
Perihelion | 2.8262 AU |
3.1666 AU | |
Eccentricity | 0.1075 |
5.64 yr (2,058 days) | |
144.97° | |
0° 10m 29.64s / day | |
Inclination | 30.646° |
84.493° | |
295.36° | |
Physical characteristics | |
Dimensions | 50.83±15.31 km[4] 52.49±13.11 km[5] 57.88 km (derived)[3] 57.98±2.3 km[6] 58.678±0.659 km[7] 61.07±0.72 km[8] |
12.99±0.05 h[9] 12.9937±0.0005 h[9] 12.999±0.0169 h[10] | |
0.0438 (derived)[3] 0.048±0.001[8] 0.051±0.012[7] 0.0526±0.004[6] 0.06±0.04[5] | |
SMASS = Xc · C [3] | |
9.96±0.59[11] · 10.0[6][7][8] · 10.035±0.002 (R)[10] · 10.10[4] · 10.2[1][3] · 10.33[5] | |
2906 Caltech, provisional designation 1983 AE2, is an asteroid from the outer region of the asteroid belt, approximately 56 kilometers in diameter. It was discovered on 13 January 1983 by American astronomer Carolyn Shoemaker at Palomar Observatory in the United States.[12] It is named after the California Institute of Technology.[2]
jpldata
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