1093 Freda
1093 Freda, provisional designation 1925 LA, is a carbonaceous asteroid from the outer regions of the asteroid belt's background population, approximately 110 kilometers in diameter. It was discovered on 15 June 1925, by astronomer Benjamin Jekhowsky at the Algiers Observatory in Algeria, North Africa. The asteroid was named after French engineer Fred Prévost.
| Discovery | |
|---|---|
| Discovered by | B. Jekhovsky |
| Discovery site | Algiers Obs. |
| Discovery date | 15 June 1925 |
| Designations | |
MPC designation | (1093) Freda |
Named after | Fred Prévost (French engineer) |
Alternative designations | 1925 LA · A898 VE |
Minor planet category | main-belt · (outer) |
| Orbital characteristics | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 88.15 yr (32,198 days) |
| Aphelion | 3.9776 AU |
| Perihelion | 2.2809 AU |
Semi-major axis | 3.1293 AU |
| Eccentricity | 0.2711 |
Orbital period (sidereal) | 5.54 yr (2,022 days) |
Mean anomaly | 175.72° |
Mean motion | 0° 10m 41.16s / day |
| Inclination | 25.215° |
Longitude of ascending node | 55.635° |
| 251.42° | |
| Physical characteristics | |
| Dimensions | 88.01±27.85 km 101.67±1.45 km 116.73±2.9 km 126.04±43.76 km |
Synodic rotation period | 10.73±0.05 h 10.73±0.05 h 19.67±0.01 h 19.701±0.0148 h |
| 0.03±0.02 0.0381±0.002 0.051±0.002 0.06±0.05 | |
| Tholen = C B–V = 0.679 U–B = 0.356 | |
| 8.49±0.42 · 8.83 · 8.88 · 8.882±0.001 (R) | |
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