309 Fraternitas
| Discovery | |
|---|---|
| Discovered by | Johann Palisa |
| Discovery date | April 6, 1891 |
| Designations | |
Named after | fraternity |
| Main belt | |
| Orbital characteristics | |
| Epoch 30 January 2005 (JD 2453400.5) | |
| Aphelion | 444.129 Gm (2.969 AU) |
| Perihelion | 353.145 Gm (2.361 AU) |
| 398.637 Gm (2.665 AU) | |
| Eccentricity | 0.114 |
| 1588.796 d (4.35 a) | |
Average orbital speed | 18.25 km/s |
| 317.538° | |
| Inclination | 3.722° |
| 356.63° | |
| 311.56° | |
| Physical characteristics | |
| Dimensions | 45.0 km |
| Mass | unknown |
Mean density | unknown |
| unknown | |
| unknown | |
| unknown | |
| Albedo | unknown |
| Temperature | unknown |
Spectral type | unknown |
| 10.4 | |
|
| |
309 Fraternitas is a typical Main belt asteroid.[1] It was discovered by Johann Palisa on April 6, 1891 in Vienna.
References
- ↑ "Osculating elements from astorb-database for 309 Fraternitas". The Centaur Research Project. Retrieved 5 April 2015.
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