320 Katharina
| Discovery | |
|---|---|
| Discovered by | Johann Palisa |
| Discovery date | October 11, 1891 |
| Designations | |
| Main belt (Eos) | |
| Orbital characteristics | |
| Epoch 30 January 2005 (JD 2453400.5) | |
| Aphelion | 501.431 Gm (3.352 AU) |
| Perihelion | 399.92 Gm (2.673 AU) |
| 450.676 Gm (3.013 AU) | |
| Eccentricity | 0.113 |
| 1909.845 d (5.23 a) | |
Average orbital speed | 17.16 km/s |
| 242.461° | |
| Inclination | 9.381° |
| 220.047° | |
| 151.497° | |
| Physical characteristics | |
| Dimensions | 17 - 37 km |
| Mass | [7.72 x 10^15 kg - 7.97 x 10^16 kg]? (assumed) |
Mean density | 3.0 g/cm^3? (assumed) |
| unknown | |
| unknown | |
| unknown | |
| Albedo | 0.3207-0.0677 |
| Temperature | 145.78 K-157.79 K |
Spectral type | K-type? |
| 10.7 | |
|
| |
320 Katharina is a small Main belt asteroid orbiting in the Eos family of asteroids, including 513 Centesima and 221 Eos.[1] It was discovered by Johann Palisa on October 11, 1891 in Vienna.
References
- ↑ "JPL Small-Body Database Browser". JPL. Retrieved 6 April 2015.
External links
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