| Discovery | |
|---|---|
| Discovered by | Johann Palisa |
| Discovery date | 4 September 1891 |
| Designations | |
| MPC designation | (315) Constantia |
| Main belt (Flora family) | |
| Orbital characteristics | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 87.27 yr (31874 d) |
| Aphelion | 2.61963 AU (391.891 Gm) |
| Perihelion | 1.86231 AU (278.598 Gm) |
| 2.24097 AU (335.244 Gm) | |
| Eccentricity | 0.16897 |
| 3.35 yr (1225.3 d) | |
|
Average orbital speed
|
19.9 km/s |
| 86.6748° | |
| 0° 17m 37.673s / day | |
| Inclination | 2.42916° |
| 161.661° | |
| 172.807° | |
| Physical characteristics | |
| Dimensions | 5 - 12 km |
| 5.345 h (0.2227 d) | |
| 12.5 | |
315 Constantia is a small asteroid belonging to the Flora family in the Main Belt. It was discovered by Johann Palisa on 4 September 1891 in Vienna.