1349 Bechuana
1349 Bechuana, provisional designation 1934 LJ, is a background asteroid from the outer regions of the asteroid belt, approximately 26 kilometers in diameter. It was discovered on 13 June 1934, by South-African astronomer Cyril Jackson at the Union Observatory in Johannesburg. The asteroid was named for the former Bechuanaland, what is now the Republic of Botswana.
Shape model of Bechuana from its lightcurve | |
| Discovery | |
|---|---|
| Discovered by | C. Jackson |
| Discovery site | Johannesburg Obs. |
| Discovery date | 13 June 1934 |
| Designations | |
MPC designation | (1349) Bechuana |
Named after | Bechuanaland (now Republic of Botswana) |
Alternative designations | 1934 LJ · 1934 NH 1950 PA · 1950 QO |
Minor planet category | main-belt · (outer) background |
| Orbital characteristics | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 83.06 yr (30,338 days) |
| Aphelion | 3.4872 AU |
| Perihelion | 2.5416 AU |
Semi-major axis | 3.0144 AU |
| Eccentricity | 0.1569 |
Orbital period (sidereal) | 5.23 yr (1,912 days) |
Mean anomaly | 336.81° |
Mean motion | 0° 11m 17.88s / day |
| Inclination | 10.049° |
Longitude of ascending node | 307.12° |
| 305.30° | |
| Physical characteristics | |
| Dimensions | 23.773±0.282 km 24.249±0.334 km 25.80±0.37 km 28.57±1.17 km 46.30 km (calculated) |
Synodic rotation period | 15.681±0.0099 h 15.6873±0.0001 h 15.692±0.002 h |
| 0.057 (assumed) 0.150±0.024 0.233±0.008 0.2610±0.0357 | |
| CX · C (assumed) | |
| 10.20 · 10.23±0.44 · 10.250±0.002 (R) · 10.40 · 10.5 | |
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