4544 Xanthus
Orbit diagram of Xanthus asteroid with location as of March 6, 2013
|
|
| Discovery | |
|---|---|
| Discovered by | Henry Holt and Norman G. Thomas |
| Discovery site | Palomar Observatory |
| Discovery date | 31 March 1989 |
| Designations | |
| MPC designation | (4544) Xanthus |
| 1989 FB | |
| Orbital characteristics | |
| Epoch 13 January 2016 (JD 2457400.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 7629 days (20.89 yr) |
| Aphelion | 1.3023 AU (194.82 Gm) |
| Perihelion | 0.78120 AU (116.866 Gm) |
| 1.0418 AU (155.85 Gm) | |
| Eccentricity | 0.25012 |
| 1.06 yr (388.38 d) | |
| 269.26925° | |
| 0° 55m 36.923s / day | |
| Inclination | 14.146° |
| 24.00998° | |
| 333.75° | |
| Earth MOID | 0.173705 AU (25.9859 Gm) |
| Jupiter MOID | 4.14002 AU (619.338 Gm) |
| Jupiter Tisserand parameter | 5.835 |
| Physical characteristics | |
| Dimensions | 1.3 km |
|
Mean radius
|
0.65 km |
| 37.65 h (1.569 d) | |
| 17.1 | |
4544 Xanthus (1989 FB) is an Apollo NEO discovered on March 31, 1989 by Henry Holt and Norman G. Thomas at Palomar Observatory.
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