| Discovery | |
|---|---|
| Discovered by | K. Lohnert |
| Discovery site | Heidelberg |
| Discovery date | 22 January 1907 |
| Designations | |
| (623) Chimaera | |
| Pronunciation | /kaɪˈmɪərə/ ky-MEER-ə[1] |
Named after | Chimera |
| 1907 XJ | |
| Orbital characteristics[2] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 106.49 yr (38896 d) |
| Aphelion | 2.7396 AU (409.84 Gm) |
| Perihelion | 2.1819 AU (326.41 Gm) |
| 2.4607 AU (368.12 Gm) | |
| Eccentricity | 0.11331 |
| 3.86 yr (1409.9 d) | |
| 186.178° | |
| 0° 15m 19.224s / day | |
| Inclination | 14.127° |
| 308.337° | |
| 124.416° | |
| Physical characteristics | |
| 22.045±0.5 km | |
| 14.635 h (0.6098 d) | |
| 0.0372±0.002 | |
| 10.97 | |
623 Chimaera is a minor planet, specifically an asteroid orbiting in the asteroid belt.