(98) Ianthe
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Asteroid (98) Ianthe |
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| Form of Ianthe - calculated from light reflection curves | |
| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2,685 AU |
| eccentricity | 0.189 |
| Perihelion - aphelion | 2.178 AU - 3.192 AU |
| Inclination of the orbit plane | 15.6 ° |
| Length of the ascending node | 354.1 ° |
| Argument of the periapsis | 158.4 ° |
| Time of passage of the perihelion | December 18, 2008 |
| Sidereal period | 4 a 146 d |
| Mean orbital velocity | 18.0 km / s |
| Physical Properties | |
| Medium diameter | 104 km |
| Dimensions | (8.93 ± 1.99) 10 17 kg |
| Albedo | 0.05 |
| Medium density | 1.42 ± 0.35 g / cm³ |
| Rotation period | 16.5 h |
| Absolute brightness | 8.8 likes |
| history | |
| Explorer | CHF Peters |
| Date of discovery | April 18, 1868 |
| Another name | 1931 RK 1 , 1949 SE 1 , 1975 XO |
| 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. | |
(98) Ianthe is an asteroid of the main belt , which on 18 April 1868 by the German-American astronomer Christian Heinrich Friedrich Peters was discovered.
The asteroid was named after Ianthe , one of the Oceanid daughters of the Titan Oceanus .
It belongs to the class of C asteroids.
See also
Individual evidence
- ↑ Benoit Carry Density of Asteriods , Planetary & Space Science, 2012, Volume 73, Edition 1, pp. 98–118, doi: 10.1016 / j.pss.2012.03.009
- ^ Discovery Circumstances: Numbered Minor Planets. The international Astronomical Union - Minor Planet Center, accessed July 26, 2020 .