(548) Kressida
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Asteroid (548) Kressida |
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| Properties of the orbit ( animation ) | |
| Orbit type | Inner main belt |
| Major semi-axis | 2.282 AU |
| eccentricity | 0.186 |
| Perihelion - aphelion | 1.859 AU - 2.705 AU |
| Inclination of the orbit plane | 3.9 ° |
| Length of the ascending node | 108.5 ° |
| Argument of the periapsis | 320.3 ° |
| Time of passage of the perihelion | November 27, 2011 |
| Sidereal period | 3 a 163 d |
| Mean orbital velocity | 19.5 km / s |
| Physical Properties | |
| Medium diameter | approx. 14 km |
| Rotation period | 11 h 56 min |
| Absolute brightness | 11.26 mag |
| Spectral class | S. |
| history | |
| Explorer | Paul Goetz |
| Date of discovery | October 14, 1904 |
| Another name | 1904 PC |
| Source: Unless otherwise stated, the data comes from JPL Small-Body Database Browser . The affiliation to an asteroid family is automatically determined from the AstDyS-2 database . Please also note the note on asteroid items. | |
(548) Kressida is an asteroid of the main belt that was discovered on October 14, 1904 by the German astronomer Paul Götz in Heidelberg .
The asteroid was named after the Trojan princess Cressida .