3960 Chaliubieju
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3960 Chaliubieju, provisional designation 1955 BG, is a stony asteroid from the central regions of the asteroid belt, approximately 9 kilometers in diameter. It was discovered on 20 January 1955, by astronomers at the Purple Mountain Observatory in Nanjing, China.[10] The asteroid was named after Cha Liubieju, a friend of one of the discoverers.[2]
Quick Facts Discovery, Discovered by ...
Discovery [1] | |
---|---|
Discovered by | Purple Mountain Obs. |
Discovery site | Purple Mountain Obs. |
Discovery date | 20 January 1955 |
Designations | |
(3960) Chaliubieju | |
Named after | Cha Liubieju [2] (friend of a discoverer) |
1955 BG · 1984 YZ3 A921 EF | |
main-belt · (middle) [3] | |
Orbital characteristics [1] | |
Epoch 4 September 2017 (JD 2458000.5) | |
Uncertainty parameter 0 | |
Observation arc | 62.45 yr (22,811 days) |
Aphelion | 3.3782 AU |
Perihelion | 1.9050 AU |
2.6416 AU | |
Eccentricity | 0.2788 |
4.29 yr (1,568 days) | |
217.16° | |
0° 13m 46.56s / day | |
Inclination | 14.414° |
84.839° | |
12.605° | |
Physical characteristics | |
Dimensions | 7.13±1.18 km[4] 8.13±1.44 km[5] 8.997±0.259 km[6] 9.00±0.26 km[6] 14.57 km (calculated)[3] |
3.984±0.002 h[7] 3.986±0.001 h[8] | |
0.10 (assumed)[3] 0.288±0.030[6] 0.32±0.17[5] 0.34±0.11[4] | |
S [3] | |
12.20[5][6] · 12.3[3] · 12.38±0.25[9] · 12.4[1] · 12.57[4] | |
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