(9713) Okeax ( Latin Oceax , Greek гκεαξ ) is a typical Trojan asteroid of Jupiter moving at the Lagrange point L 4 , 60 ° ahead of the planet. The asteroid was discovered on September 19, 1973 by American astronomers K. J. van Houten , I. van Houten-Gruneveld and Tom Guerls at the Palomar Observatory and named after Tersander , a character in ancient Greek mythology [1] .
| (9713) Oceanax | |
|---|---|
| Asteroid | |
| Opening | |
| Discoverer | C. J. van Houten , I. van Houten-Gruneveld , Tom gerels |
| Place of discovery | Palomar |
| Discovery date | September 19, 1973 |
| Alternative notation | 1973 SP 1 ; 1986 VM 8 ; 1996 RC 27 |
| Category | Jupiter's Trojans ( L 4 ) |
| Orbital characteristics | |
| Age of May 23, 2014 JD 2456800.5 | |
| Eccentricity ( e ) | 0.0545376 |
| Semimajor axis ( a ) | 774.784 million km (5.1791104 AU ) |
| Perihelion ( q ) | 732.529 million km (4,8966541 AU) |
| Aphelion ( Q ) | 817.039 million km (5.4615667 AU) |
| Circulation Period ( P ) | 4305.08 days (11.787 g. ) |
| Average orbital speed | 13,078 km / s |
| Inclination ( i ) | 4.15676 ° |
| Longitude node (Ω) | 155,99904 ° |
| Perihelion Argument (ω) | 314,60058 ° |
| Median Anomaly ( M ) | 53.77275 ° |
| physical characteristics | |
| Diameter | 15 - 34 km |
| Apparent magnitude | 18.58 m (current) |
| Absolute magnitude | 11,2 m |
| Current distance from the sun | 5,413 a. e. |
| Current distance from earth | 4,516 a. e. |
Orbit of the asteroid Oceanax and its position in the solar system
See also
- List of Asteroids ( 9701-9800 )
- Classifications of Minor Planets
- List of Trojan asteroids ("Greeks")
- List of Trojan asteroids (“Trojans”)
Notes
- ↑ Schmadel, Lutz D. Dictionary of Minor Planet Names . - Fifth Revised and Enlarged Edition. - B. , Heidelberg, N. Y .: Springer, 2003 .-- P. 705. - ISBN 3-540-00238-3 .