2449 Kenos
| Discovery | |
|---|---|
| Discovered by | W. Liller |
| Discovery site | Cerro Tololo |
| Discovery date | 8 April 1978 |
| Designations | |
| (2449) Kenos | |
Named after | Kenos (Selknam mythology) |
| 1978 GC | |
| Mars-crosser · Hungaria · binary | |
| Orbital characteristics | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 38.93 yr (14,220 days) |
| Aphelion | 2.2303 AU |
| Perihelion | 1.5872 AU |
| 1.9088 AU | |
| Eccentricity | 0.1685 |
| 2.64 yr (963 days) | |
| 258.57° | |
| 0° 22m 25.32s / day | |
| Inclination | 24.986° |
| 179.86° | |
| 102.25° | |
| Physical characteristics | |
| Dimensions | 2.95 km (calculated) |
| 3.846±0.001 h 3.8481±0.0003 h 3.8492±0.0008 h 4.188±0.007 h | |
| 0.4 (assumed) | |
| Tholen = E · CX · E B–V = 0.684 U–B = 0.356 | |
| 14.07±0.09 · 14.26 · 14.46±0.48 | |
2449 Kenos, provisional designation 1978 GC, is a bright Hungaria asteroid and medium-sized Mars-crosser from the inner regions of the asteroid belt, approximately 3 kilometers in diameter. It was discovered by American astronomer William Liller at Cerro Tololo Inter-American Observatory in Chile, on 8 April 1978, and named after Kenos from Selknam mythology. A minor-planet moon was discovered around the asteroid on 27 February 2015.