(21064) Yangliwei
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Asteroid 21064 Yangliwei |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Asteroid family | Themis family |
| Major semi-axis | 3.1766 AU |
| eccentricity | 0.1285 |
| Perihelion - aphelion | 2.7685 AU - 3.5847 AU |
| Inclination of the orbit plane | 2.6045 ° |
| Sidereal period | 5.66 a |
| Mean orbital velocity | 16.69 km / s |
| Physical Properties | |
| Absolute brightness | 14.0 mag |
| history | |
| Explorer | Eric Walter Elst |
| Date of discovery | June 6, 1991 |
| Another name | 1991 LY 1 , 1999 VT 38 |
| 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. | |
(21064) Yangliwei is an asteroid of the main belt , which on 6 June 1991 by the Belgian astronomer Eric Walter Elst at the La Silla Observatory ( IAU code of 809) European Southern Observatory was discovered.
The asteroid was named in March 2005 after the Chinese Taikonaut Yang Liwei (* 1965), who took off on October 15, 2003 with his Shenzhou 5 spacecraft for the first manned Chinese space flight.
See also
Web links
- Asteroid Yangliwei: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- (21064) Yangliwei in the Small-Body Database of the Jet Propulsion Laboratory (English).
- (21064) Yangliwei in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).