(8023) Josephwalker
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Asteroid (8023) Josephwalker |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2.4366 AU |
| eccentricity | 0.1340 |
| Perihelion - aphelion | 2.1100 AU - 2.7633 AU |
| Inclination of the orbit plane | 2.4720 ° |
| Length of the ascending node | 35.3361 ° |
| Sidereal period | 3.80 a |
| Physical Properties | |
| Absolute brightness | 13.9 likes |
| history | |
| Explorer | Takeshi Urata |
| Date of discovery | February 17, 1991 |
| Another name | 1991 DD, 1993 TR 18 |
| 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. | |
(8023) Joseph Walker is an asteroid of the main belt , which on 17 February 1991 by Japanese astronomers Takeshi Urata at the Oohira station of Nihondaira Observatory ( IAU code 385) in Shimizu in Shizuoka Prefecture was discovered.
The celestial body is named after the US test pilot Joseph Albert Walker (1921–1966), who completed 24 flights in the X-15 program , as the only X-15 pilot, also according to the definition of the Fédération Aéronautique Internationale (FAI), space reached, and when NASA pilot was only awarded his astronaut wings posthumously on August 23, 2005 .
See also
Web links
- Asteroid Josephwalker: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- Asteroid Josephwalker in the Small-Body Database of NASA's Jet Propulsion Laboratory at the California Institute of Technology, Pasadena, USA
- (8023) Josephwalker in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).