(29187) Lemonnier
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Asteroid (29187) Lemonnier |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 3.1615 AU |
| eccentricity | 0.1574 |
| Perihelion - aphelion | 2.6639 AU - 3.6592 AU |
| Inclination of the orbit plane | 7.2832 ° |
| Length of the ascending node | 89.5689 ° |
| Argument of the periapsis | 286.7745 ° |
| Sidereal period | 5.62 a |
| Physical Properties | |
| Absolute brightness | 13.5 likes |
| history | |
| Explorer | Eric Walter Elst |
| Date of discovery | October 16, 1990 |
| Another name | 1990 US 3 , 1993 FS 56 |
| 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. | |
(29187) Lemonnier is an asteroid of the main belt , the October 16, 1990 by the Belgian astronomer Eric Walter Elst at the La Silla Observatory ( IAU code of 809) European Southern Observatory (ESO) in Chile was discovered.
The asteroid was named on November 24, 2007 after the French astronomer Pierre Charles Lemonnier (1715-1799), who accompanied Pierre-Louis Moreau de Maupertuis and Alexis-Claude Clairaut on an expedition to measure the degree of a long meridian arc in Lapland in 1736 .
See also
Web links
- Asteroid Lemonnier: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- (29187) Lemonnier in the Small-Body Database of the Jet Propulsion Laboratory (English).
- (29187) Lemonnier in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).