(11789) Kempowski
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Asteroid (11789) Kempowski |
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| Properties of the orbit ( animation ) | |
| Orbit type | Inner main belt |
| Major semi-axis | 1.952 AU |
| eccentricity | 0.05 |
| Perihelion - aphelion | 1.854 AU - 2.049 AU |
| Inclination of the orbit plane | 21.4 ° |
| Length of the ascending node | 46.7 ° |
| Argument of the periapsis | 134.3 ° |
| Sidereal period | 2.73 a |
| Physical Properties | |
| Rotation period | 48.6 h |
| Absolute brightness | 14.6 mag |
| history | |
| Explorer | Hans-Emil Schuster |
| Date of discovery | 5th September 1977 |
| Another name | 1977 RK, 1990 HM |
| 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. | |
(11789) Kempowski is an asteroid of the main belt , which was discovered on September 5, 1977 by Hans-Emil Schuster at the European Southern Observatory .
The asteroid is named after the German writer Walter Kempowski .
Sources and web links
- (11789) Kempowski: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- (11789) Kempowski in the Small-Body Database of the Jet Propulsion Laboratory (English).
- (11789) Kempowski in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).