(181279) Yapig ( Latin: Iapyx , Greek Ἰάπυξ ) is a typical Trojan asteroid of Jupiter moving at the Lagrange point L 5 , 60 ° behind the planet. The asteroid was discovered on January 22, 2006 by the French astronomer J.-K. Merlin at the Tenagra II Observatory and named after Yapig , one of the heroes of the Trojan War .
- Orbit of the asteroid Yapig and its position in the solar system
| (181279) Yapig | |
|---|---|
| Asteroid | |
| Opening | |
| Discoverer | J.-K. Merlin |
| Place of discovery | Tenagra II |
| Discovery date | January 22, 2006 |
| Eponym | Yapig |
| Alternative notation | 2006 BF 8 |
| Category | Jupiter Trojans ( L 5 ) |
| Orbital characteristics | |
| Age of December 9, 2014 JD 2457000.5 | |
| Eccentricity ( e ) | 0,0631784 |
| Semimajor axis ( a ) | 775.755 million km (5.1856043 AU ) |
| Perihelion ( q ) | 726.744 million km (4.8579861 AU) |
| Aphelion ( Q ) | 824.766 million km (5.5132225 AU) |
| Circulation Period ( P ) | 4,313,179 days (11,809 g. ) |
| Average orbital speed | 13,067 km / s |
| Inclination ( i ) | 22.51377 ° |
| Longitude node (Ω) | 149.79808 ° |
| Perihelion Argument (ω) | 336.37134 ° |
| Median Anomaly ( M ) | 290.98028 ° |
| physical characteristics | |
| Diameter | 7 - 15 km |
| Apparent magnitude | 20.91 m (current) |
| Absolute magnitude | 13.0 m |
| Current distance from the sun | 5.112 a. e. |
| Current distance from earth | 5.59 a. e. |
See also
- List of asteroids ( 181201-181300 )
- Classifications of Minor Planets
- List of Trojan asteroids ("Greeks")
- List of Trojan asteroids (“Trojans”)