(39509) Kardashev
Asteroid (39509) Kardashev |
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Properties of the orbit ( animation ) | |
Orbit type | Main belt |
Asteroid family | Dora family |
Major semi-axis | 2.8004 AU |
eccentricity | 0.2267 |
Perihelion - aphelion | 2.1655 AU - 3.4352 AU |
Inclination of the orbit plane | 8.4061 ° |
Length of the ascending node | 183.6080 ° |
Argument of the periapsis | 191.5878 ° |
Sidereal period | 4.69 a |
Physical Properties | |
Absolute brightness | 14.2 mag |
history | |
Explorer | Nikolai Stepanowitsch Tschernych |
Date of discovery | October 22, 1981 |
Another name | 1981 US 11 , 1993 FY 39 , 1998 HO 66 , 2002 CN 145 |
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. |
(39509) Kardashev is an asteroid of the main belt that was discovered on October 22, 1981 by the Russian astronomer Nikolai Stepanowitsch Tschernych at the Crimean Observatory in Nautschnyj ( IAU code 095).
The asteroid belongs to the Dora family, a group of asteroids named after (668) Dora . The timeless (non- osculating ) orbital elements of (39509) Kardashev are almost identical to those of the smaller one, assuming the absolute magnitude of 15.7 versus 14.2, asteroids (377140) 2003 OC 16 .
(39509) Kardashev was named on February 13, 2012 after the Russian astrophysicist Nikolai Semjonowitsch Kardaschow (1932-2019), director of the Space Research Institute of the Russian Academy of Sciences in Moscow and creator of the Kardaschow scale for classifying extraterrestrial civilizations.
See also
Web links
- Asteroid Kardashev: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- (39509) Kardashev in the Small-Body Database of the Jet Propulsion Laboratory (English).
- (39509) Kardashev in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
Individual evidence
- ↑ The family status of the asteroids in the AstDyS-2 database (English, HTML; 51.4 MB)