(202) Chryseïs
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Asteroid (202) Chryseis |
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| Properties of the orbit ( animation ) | |
| Orbit type | Outer main belt |
| Major semi-axis | 3.07 AU |
| eccentricity | 0.1 |
| Perihelion - aphelion | 2.762 AU - 3.378 AU |
| Inclination of the orbit plane | 8.9 ° |
| Length of the ascending node | 136.9 ° |
| Argument of the periapsis | 1.1 ° |
| Time of passage of the perihelion | January 10, 2011 |
| Sidereal period | 5 a 139 d |
| Mean orbital velocity | 17.0 km / s |
| Physical Properties | |
| Medium diameter | 86 km |
| Albedo | 0.2562 |
| Rotation period | 15 h 44 min |
| Absolute brightness | 7.42 mag |
| Spectral class | S. |
| history | |
| Explorer | CHFPeters |
| Date of discovery | September 11, 1879 |
| 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. | |
(202) Chryseïs is an asteroid of the main asteroid belt that was discovered on September 11, 1879 by Christian Heinrich Friedrich Peters .
The celestial body was named after Chryseis from Greek mythology . Chryseis, a daughter of the Apollo priest Chryses, was kidnapped by the Greek hero Achilles .
Chryseïs moves from 2.7797 ( perihelion ) to 3.3671 ( aphelion ) astronomical units around the sun in 5.388 years . The orbit is inclined 8.8332 ° to the ecliptic , the orbital eccentricity is 0.0956.
Chryseïs has a diameter of 86 kilometers. It has a relatively light surface with an albedo of 0.256.