(7645) Pons
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Asteroid (7645) Pons |
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|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Inner main belt |
| Major semi-axis | 2.3728 AU |
| eccentricity | 0.1598 |
| Perihelion - aphelion | 1.9936 AU - 2.7521 AU |
| Inclination of the orbit plane | 0.3918 ° |
| Length of the ascending node | 248.0091 ° |
| Argument of the periapsis | 213.3616 ° |
| Sidereal period | 3.66 a |
| Mean orbital velocity | 19.33 km / s |
| Physical Properties | |
| Medium diameter | 4.051 ± 0.069 km |
| Albedo | 0.187 ± 0.033 |
| Rotation period | 35.3897 h |
| Absolute brightness | 14.3 mag |
| history | |
| Explorer | Antonin Mrkos |
| Date of discovery | 4th January 1989 |
| Another name | 1989 AC 2 , 1991 RO 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. | |
(7645) Pons is an asteroid of the main inner belt discovered on January 4, 1989 by the Czech astronomer Antonín Mrkos at the Kleť Observatory ( IAU code 046) near the town of Český Krumlov in southern Bohemia .
It was named on March 9, 2001 after the French astronomer and comet discoverer Jean-Louis Pons (1761–1831), who with the 37 comets he discovered is the most successful comet discoverer to date.
See also
Web links
- Asteroid Pons: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- Asteroid Pons in the Small-Body Database of NASA's Jet Propulsion Laboratory at the California Institute of Technology, Pasadena, USA
- (7645) Pons in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).