(11020) Orwell
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Asteroid (11020) Orwell |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Asteroid family | Themis family |
| Major semi-axis | 3.1046 AU |
| eccentricity | 0.1484 |
| Perihelion - aphelion | 2.6440 AU - 3.5653 AU |
| Inclination of the orbit plane | 3.0098 ° |
| Length of the ascending node | 153.8559 ° |
| Argument of the periapsis | 136.0701 ° |
| Sidereal period | 5.47 a |
| Mean orbital velocity | 16.92 km / s |
| Physical Properties | |
| Absolute brightness | 12.5 mag |
| history | |
| Explorer | Antonin Mrkos |
| Date of discovery | July 31, 1984 |
| Another name | 1984 OG , 1979 SA 9 , 1999 GL 5 |
| 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. | |
(11020) Orwell is an asteroid of the main belt , the July 31, 1984 by Czech astronomer Antonín Mrkos at Kleť Observatory ( IAU code 046) near the town of Cesky Krumlov in Bohemia in the Czech Republic was discovered. Earlier sightings of the asteroid had already been made on September 24, 1979 under the provisional designation 1979 SA 9 at the Crimean Observatory in Nautschnyj .
The asteroid belongs to the Themis family, a group of asteroids named after (24) Themis .
(11020) Orwell was named on May 23, 2000 after the English writer , essayist and journalist George Orwell (1903–1950), who became world famous for his works Animal Farm and 1984 .
See also
Web links
- Asteroid Orwell: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- (11020) Orwell in the Small-Body Database of the Jet Propulsion Laboratory (English).
- (11020) Orwell in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
Individual evidence
- ↑ (11020) Orwell at the IAU Minor Planet Center (English)
- ↑ (11020) Orwell in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).