(2469) Tajikistan
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Asteroid (2469) Tajikistan |
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| The orbit of (2469) Tajikistan according to data from October 15, 2012 | |
| Properties of the orbit ( animation ) | |
| Orbit type | Main outer belt asteroid |
| Major semi-axis | 3.1081 AU |
| eccentricity | 0.1379 |
| Perihelion - aphelion | 2.6795 AU - 3.5367 AU |
| Inclination of the orbit plane | 9.6766 ° |
| Length of the ascending node | 151.6887 ° |
| Argument of the periapsis | 140.0473 ° |
| Time of passage of the perihelion | February 26, 2015 |
| Sidereal period | 5.48 a |
| Mean orbital velocity | 16.88 km / s |
| Physical Properties | |
| Medium diameter | 12.625 (± 0.217) km |
| Albedo | 0.069 (± 0.010) |
| Absolute brightness | 12.5 mag |
| history | |
| Explorer | Tamara Smirnova |
| Date of discovery | April 27, 1970 |
| Another name | 1970 HA , 1949 QE, 4290 T-3 |
| 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. | |
(2469) Tajikistan is an asteroid of the main outer belt , which was discovered by the Soviet astronomer Tamara Smirnova on April 27, 1970 at the Crimean Observatory in Nautschnyj ( IAU code 095). There had already been sightings of the asteroid on August 21, 1949 under the provisional designation 1949 QE at the State Observatory in Heidelberg-Königstuhl .
(2469) Tajikistan was named on February 8, 1982 after the Tajik Soviet Socialist Republic .
See also
Web links
- (2469) Tadjikistan in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (2469) Tadjikistan in the Small-Body Database of the Jet Propulsion Laboratory .
- Discovery Circumstances of (2469) Tadjikistan according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics in Cambridge , Massachusetts (English)
Individual evidence
- ↑ (2469) Tadjikistan at the IAU Minor Planet Center (English)