1215 Boyer
| Discovery | |
|---|---|
| Discovered by | A. Schmitt |
| Discovery site | Algiers Obs. |
| Discovery date | 19 January 1932 |
| Designations | |
| (1215) Boyer | |
Named after | Louis Boyer (French astronomer) |
| 1932 BA | |
| main-belt · (middle) Eunomia · Maria | |
| Orbital characteristics | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 85.46 yr (31,214 days) |
| Aphelion | 2.9213 AU |
| Perihelion | 2.2352 AU |
| 2.5783 AU | |
| Eccentricity | 0.1331 |
| 4.14 yr (1,512 days) | |
| 324.91° | |
| 0° 14m 17.16s / day | |
| Inclination | 15.915° |
| 123.74° | |
| 266.02° | |
| Physical characteristics | |
| Dimensions | 13.041±0.106 km 14.705±0.091 km 17.47 km (calculated) 20.68±0.79 km 23.06±4.95 km 24.65±0.36 km |
| 10.36±0.05 h | |
| 0.116±0.022 0.147±0.013 0.17±0.08 0.21 (assumed) 0.3012±0.1397 | |
| Tholen = S · S B–V = 0.900 U–B = 0.459 | |
| 11.00 11.1 11.14 11.53±0.15 | |
1215 Boyer, provisional designation 1932 BA, is a stony Eunomian asteroid from the central region of the asteroid belt, approximately 20 kilometers in diameter. It was discovered by astronomer Alfred Schmitt in 1932, who named it after French astronomer and college Louis Boyer.