3133 Sendai
| Discovery | |
|---|---|
| Discovered by | A. Kopff |
| Discovery site | Heidelberg Obs. |
| Discovery date | 4 October 1907 |
| Designations | |
| (3133) Sendai | |
Named after | Sendai (Japanese city) |
| A907 TC · 1968 TO 1973 DN · 1981 UX 1984 QG1 · A907 XA | |
| main-belt · Flora | |
| Orbital characteristics | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 109.19 yr (39,882 days) |
| Aphelion | 2.5314 AU |
| Perihelion | 1.8299 AU |
| 2.1806 AU | |
| Eccentricity | 0.1608 |
| 3.22 yr (1,176 days) | |
| 44.618° | |
| 0° 18m 21.96s / day | |
| Inclination | 6.5666° |
| 37.160° | |
| 358.26° | |
| Physical characteristics | |
| Dimensions | 7.25±0.30 km 7.47 km (calculated) 8.323±0.066 km |
| 5.7491±0.0008 h 5.776±0.005 h | |
| 0.2131±0.0373 0.24 (assumed) 0.307±0.039 | |
| S | |
| 12.8 · 12.7 · 12.7 · 12.522±0.001 (R) · 12.92±0.21 | |
3133 Sendai, provisional designation A907 TC, is a stony Flora asteroid from the inner regions of the asteroid belt, approximately 8 kilometers in diameter. It was discovered on 4 October 1907, by German astronomer August Kopff at Heidelberg Observatory in southwest Germany. The asteroid was named for the Japanese city of Sendai.