909 Ulla
| Discovery | |
|---|---|
| Discovered by | K. Reinmuth |
| Discovery site | Heidelberg |
| Discovery date | 7 February 1919 |
| Designations | |
| 1919 FA | |
| Orbital characteristics[1] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 96.01 yr (35068 days) |
| Aphelion | 3.8664 AU (578.41 Gm) |
| Perihelion | 3.2269 AU (482.74 Gm) |
| 3.5467 AU (530.58 Gm) | |
| Eccentricity | 0.090150 |
| 6.68 yr (2439.7 d) | |
| 332.87° | |
| 0° 8m 51.216s / day | |
| Inclination | 18.790° |
| 146.370° | |
| 233.389° | |
| Earth MOID | 2.26145 AU (338.308 Gm) |
| Jupiter MOID | 1.63869 AU (245.145 Gm) |
| Jupiter Tisserand parameter | 3.024 |
| Physical characteristics | |
Mean radius | 58.22±1.2 km |
| 8.73 h (0.364 d) | |
| 0.0343±0.001 | |
| 8.95 | |
|
| |
909 Ulla is a minor planet orbiting the Sun.
References
- ↑ "909 Ulla (1919 FA)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 2 May 2016.
External links
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