(884) Priam
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Asteroid (884) Priam |
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| Properties of the orbit ( animation ) | |
| Orbit type | Jupiter Trojan (L 5 ) |
| Major semi-axis | 5.171 AU |
| eccentricity | 0.124 |
| Perihelion - aphelion | 4.531 AU - 5.811 AU |
| Inclination of the orbit plane | 8.9 ° |
| Length of the ascending node | 301.6 ° |
| Argument of the periapsis | 335.1 ° |
| Time of passage of the perihelion | October 15, 2009 |
| Sidereal period | 11 a 277 d |
| Mean orbital velocity | 13.0 km / s |
| Physical Properties | |
| Medium diameter | (117 ± 11) km |
| Absolute brightness | 8.8 likes |
| Spectral class | D. |
| history | |
| Explorer | Max Wolf |
| Date of discovery | September 22, 1917 |
| Another name | 1917 CQ, 1929 XX, 1938 KE |
| 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. | |
(884) Priamus is a Jupiter Trojan . The asteroid, discovered in 1917, is located at the Lagrange point L 5 of Jupiter.
Priam moves around the Sun at a distance of 4.541 ( perihelion ) to 5.787 ( aphelion ) astronomical units in about 4286 days . The orbit is inclined 8.9 ° to the ecliptic , the orbital eccentricity is 0.121. The diameter of Priamus is only very imprecisely known and is estimated to be around 117 kilometers.
The asteroid was named after the Trojan King Priam in Homer's Iliad .