(2450) Ioannisiani
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Asteroid (2450) Ioannisiani |
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| Properties of the orbit ( animation ) | |
| Orbit type | Outer main belt |
| Asteroid family | Themis family |
| Major semi-axis | 3.123 ± 0.0002 AU |
| eccentricity | 0.1024 ± 0.000004 |
| Perihelion - aphelion | 2.8031 ± 0.0012 AU - 3.4429 ± 0.0002 AU |
| Inclination of the orbit plane | 2.5278 ± 0.0402 ° |
| Length of the ascending node | 117.0131 ± 0.0001 ° |
| Argument of the periapsis | 97.5473 ± 0.0001 ° |
| Time of passage of the perihelion | August 9, 2020 |
| Sidereal period | 5.52 a ± 0.1701 d |
| Physical Properties | |
| Medium diameter | 21.905 ± 0.253 km |
| Albedo | 0.111 ± 0.013 |
| Rotation period | 5.560 h |
| Absolute brightness | 11.7 mag |
| history | |
| Explorer |
.svg){kind=small} Nikolai Stepanowitsch Tschernych
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| Date of discovery | September 1, 1978 |
| Another name | 1978 RP ; 1979 YT 1 |
| 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. | |
(2450) Ioannisiani ( 1978 RP ; 1979 YT 1 ) is an approximately 22-kilometer asteroid of the main outer belt that was discovered on September 1, 1978 by the Russian (then: Soviet Union ) astronomer Nikolai Stepanowitsch Tschernych at the Crimean Observatory (Nautschnyj branch) on the peninsula Crimea ( IAU code 095) was discovered. It belongs to the Themis family, a group of asteroids named after (24) Themis .
designation
(2450) Ioannisiani was named after Bagrat Konstantinowitsch Ioannissiani (1911–1985), who was the designer of astronomical instruments, including the largest Soviet telescopes .
See also
Web links
- (2450) Ioannisiani in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (2450) Ioannisiani in the Small-Body Database of the Jet Propulsion Laboratory .
Individual evidence
- ^ Lutz D. Schmadel : Dictionary of Minor Planet Names . Fifth Revised and Enlarged Edition. Ed .: Lutz D. Schmadel. 5th edition. Springer Verlag , Berlin , Heidelberg 2003, ISBN 978-3-540-29925-7 , pp. 186 (English, 992 pp., Link.springer.com [ONLINE; accessed on August 12, 2019] Original title: Dictionary of Minor Planet Names . First edition: Springer Verlag, Berlin, Heidelberg 1992): “1978 RP. Discovered 1978 Sept. 1 by NS Chernykh at Nauchnyj. "