(38237) Roche
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Asteroid (38237) Roche |
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|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Main belt |
| Asteroid family | Hertha family |
| Major semi-axis | 2.3786 AU |
| eccentricity | 0.1628 |
| Perihelion - aphelion | 1.9914 AU - 2.7658 AU |
| Inclination of the orbit plane | 1.4988 ° |
| Length of the ascending node | 290.9111 ° |
| Argument of the periapsis | 295.5921 ° |
| Sidereal period | 3.67 a |
| Mean orbital velocity | 19.31 km / s |
| Physical Properties | |
| Absolute brightness | 15.6 mag |
| history | |
| Explorer | Pises observatory |
| Date of discovery | July 16, 1999 |
| Another name | 1999 OF , 1980 FS 8 , 1997 XW 7 |
| 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. | |
(38237) Roche is an asteroid of the main belt , the on 16 July 1999 at pises observatory in National Park Cevennen ( IAU code was discovered 122). The first sightings of the asteroid had already been made on March 23, 1980 under the provisional designation 1980 FS 8 at the La Silla Observatory of the European Southern Observatory in Chile and on December 7 and 8, 1997 as part of the OCA-DLR Asteroid Survey .
The asteroid belongs to the Nysa group, a group of asteroids named after (44) Nysa , which is also known as the Hertha family (after (135) Hertha ).
(38237) Roche was named on May 23, 2005 after the French astronomer and mathematician Édouard Albert Roche (1820–1883), who was best known for his work in the field of celestial mechanics.
See also
Web links
- Asteroid Roche: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- (38237) Roche in the Small-Body Database of the Jet Propulsion Laboratory (English).
- (38237) Roche in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
Individual evidence
- ↑ (38237) Roche at the IAU Minor Planet Center (English)
- ↑ The family status of the asteroids in the AstDyS-2 database (English, HTML; 51.4 MB)