1264 Letaba
| Discovery | |
|---|---|
| Discovered by | C. Jackson |
| Discovery site | Johannesburg Obs. |
| Discovery date | 21 April 1933 |
| Designations | |
| (1264) Letaba | |
Named after | Letaba River (South African river) |
| 1933 HG · 1930 WC 1954 YB · 1962 HJ 1964 VB | |
| main-belt · (outer) background | |
| Orbital characteristics | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 84.54 yr (30,877 days) |
| Aphelion | 3.3108 AU |
| Perihelion | 2.4225 AU |
| 2.8667 AU | |
| Eccentricity | 0.1549 |
| 4.85 yr (1,773 days) | |
| 112.30° | |
| 0° 12m 11.16s / day | |
| Inclination | 24.953° |
| 235.05° | |
| 31.529° | |
| Physical characteristics | |
| Dimensions | 66.040±0.405 km 67.76±17.00 km 67.79±17.67 km 70.180±23.32 km 70.34±0.77 km 73.629±0.870 km 74.35 km (derived) 74.74±2.1 km |
| 12 h 16 h 32.16±0.03 h 32.74±0.02 h (best) 33.27±0.01 h 63.74±0.01 h | |
| 0.0407±0.0432 0.0462 (derived) 0.05±0.07 0.05±0.09 0.0725±0.004 0.0746±0.0114 0.082±0.002 0.093±0.027 | |
| SMASS = C | |
| 9.10 · 9.60 · 9.67 · 9.70 · 9.87±0.22 | |
1264 Letaba, provisional designation 1933 HG, is a carbonaceous asteroid and possible tumbler from the background population of the outer asteroid belt, approximately 70 kilometers in diameter. It was discovered on 21 April 1933, by South African astronomer Cyril Jackson at the Union Observatory in Johannesburg. The asteroid was named for the Letaba River in eastern South Africa.