1301 Yvonne
Modelled shape of Yvonne from its lightcurve | |
| Discovery | |
|---|---|
| Discovered by | L. Boyer |
| Discovery site | Algiers Obs. |
| Discovery date | 7 March 1934 |
| Designations | |
| (1301) Yvonne | |
Named after | Yvonne Boyer (discoverer's sister) |
| 1934 EA | |
| main-belt · (outer) background | |
| Orbital characteristics | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 83.32 yr (30,433 days) |
| Aphelion | 3.5134 AU |
| Perihelion | 2.0225 AU |
| 2.7680 AU | |
| Eccentricity | 0.2693 |
| 4.61 yr (1,682 days) | |
| 96.456° | |
| 0° 12m 50.4s / day | |
| Inclination | 34.030° |
| 161.56° | |
| 302.27° | |
| Physical characteristics | |
| 18.693±4.943 km 20.44±5.24 km 21.438±0.088 km 21.54±0.25 km 21.681±0.204 km 21.95±0.41 km 22.77±2.4 km | |
| 7.2536±0.0002 h 7.3196±0.0001 h 7.3200±0.0001 h 7.320±0.005 h | |
Pole ecliptic latitude | (39.0°, 41.0°) (λ1/β1) |
| 0.10±0.12 0.111±0.020 0.1167±0.0700 0.1632±0.040 0.1806±0.0479 0.201±0.006 | |
| SMASS = C · C | |
| 10.80 · 11.30 · 11.32 · 11.40±0.22 | |
1301 Yvonne (prov. designation: 1934 EA) is a carbonaceous background asteroid from the background population of the intermediate asteroid belt, approximately 21 kilometers (13 miles) in diameter. It was discovered on 7 March 1934, by French astronomer Louis Boyer at the Algiers Observatory in North Africa. The asteroid was named for the discoverer's sister, Yvonne Boyer