1474 Beira
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1474 Beira, provisional designation 1935 QY, is a bright carbonaceous asteroid and large Mars-crosser on an eccentric orbit from the asteroid belt, approximately 15 kilometers in diameter. It was discovered on 20 August 1935, by South African astronomer Cyril Jackson at the Union Observatory in Johannesburg.[3] The asteroid was named after the port city of Beira in Mozambique.[2]
Quick Facts Discovery, Discovered by ...
Discovery[1] | |
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Discovered by | C. Jackson |
Discovery site | Johannesburg Obs. |
Discovery date | 20 August 1935 |
Designations | |
(1474) Beira | |
Named after | Beira[2] (city in Mozambique) |
1935 QY · 1950 DQ | |
Mars-crosser[1][3][4] | |
Orbital characteristics[1] | |
Epoch 4 September 2017 (JD 2458000.5) | |
Uncertainty parameter 0 | |
Observation arc | 81.06 yr (29,606 d) |
Aphelion | 4.0740 AU |
Perihelion | 1.3920 AU |
2.7330 AU | |
Eccentricity | 0.4907 |
4.52 yr (1,650 days) | |
19.609° | |
0° 13m 5.16s / day | |
Inclination | 26.683° |
323.50° | |
84.070° | |
Physical characteristics | |
Dimensions | 8.73 km (calculated)[4] 14.9±1.5 km[5] 15±2 km[6] 15.46±1.55 km[7] |
4.184±0.001 h[8][9][lower-alpha 1] 4.184±0.002 h[10] | |
0.06±0.01[6] 0.064±0.013[7] 0.07±0.01[5] 0.20 (assumed)[4] | |
Tholen = FX[1] SMASS = B[1][4] B–V = 0.620[1] U–B = 0.245[1] | |
12.66[1][4][5][6][7] | |
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