1057 Wanda
| Discovery | |
|---|---|
| Discovered by | G. Shajn |
| Discovery site | Simeiz Obs. |
| Discovery date | 16 August 1925 |
| Designations | |
| (1057) Wanda | |
Named after | Wanda Wasilewska (Polish–Soviet writer) |
| 1925 QB · 1937 AF 1950 QY · 1965 WG | |
| main-belt · (outer) background | |
| Orbital characteristics | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 91.88 yr (33,558 days) |
| Aphelion | 3.6116 AU |
| Perihelion | 2.1853 AU |
| 2.8984 AU | |
| Eccentricity | 0.2460 |
| 4.93 yr (1,802 days) | |
| 224.08° | |
| 0° 11m 58.92s / day | |
| Inclination | 3.5319° |
| 257.95° | |
| 114.20° | |
| Physical characteristics | |
| Dimensions | 40.41 km (derived) 40.47±2.1 km 42.72±15.73 km 42.809±0.834 km 44.39±0.88 km 44.657±0.510 km 48.85±6.58 km |
| 24 h 28.49±0.03 h 28.8 h | |
| 0.0279±0.0035 0.03±0.01 0.03±0.02 0.037±0.007 0.038±0.002 0.0415 (derived) 0.0446±0.005 | |
| C | |
| 10.96 · 11.01 · 11.04 · 11.04±0.21 | |
1057 Wanda, provisional designation 1925 QB, is a carbonaceous background asteroid from the outer region of the asteroid belt, approximately 43 kilometers in diameter. It was discovered by Grigory Shajn at the Simeiz Observatory in 1925, and later named after Polish–Soviet writer Wanda Wasilewska. The asteroid has a rotation period of 28.8 hours.