| Discovery[1][2] | |
|---|---|
| Discovered by | M. F. Wolf |
| Discovery site | Heidelberg Obs. |
| Discovery date | 22 October 1900 |
| Designations | |
| (459) Signe | |
Named after | Signy[3] Norse mythology |
| 1900 FM | |
| main belt · (middle) background[4] | |
| Orbital characteristics[1] | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 116.70 yr (42,624 days) |
| Aphelion | 3.1716AU |
| Perihelion | 2.0727 AU |
| 2.6222 AU | |
| Eccentricity | 0.2095 |
| 4.25yr (1,551 days) | |
| 182.92° | |
| 0° 13m 55.56s / day | |
| Inclination | 10.302° |
| 29.497° | |
| 19.410° | |
| Physical characteristics | |
| Dimensions | 29.32±2.4 km |
| 5.5362 h (0.23068 d) | |
| 0.1370±0.026 | |
| Tholen =S[1] | |
| 10.44 | |
459 Signe, provisional designation1900 FM, is a stonyasteroid from thebackground population of the intermediateasteroid belt, approximately 26 kilometers in diameter. It was discovered by German astronomerMax Wolf atHeidelberg-Königstuhl State Observatory on 22 October 1900.[2] The asteroid was presumably named afterSigny, a character of the ScandinavianVölsunga saga and Norse mythology. Signy is the daughter ofVölsung and sister ofSigmund.[3]
