(5255) Johnsophie
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Asteroid (5255) Johnsophie |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2,672 AU |
| eccentricity | 0.018 |
| Perihelion - aphelion | 2.624 AU - 2.720 AU |
| Inclination of the orbit plane | 11.601 ° |
| Sidereal period | 4 a 135 d 2 h |
| Physical Properties | |
| Medium diameter | 18.8 km |
| Albedo | 0.0723 |
| Absolute brightness | 12.1 mag |
| history | |
| Explorer | EF Helin |
| Date of discovery | May 19, 1988 |
| Another name | 1988 KF, 1979 HF 6 , 1991 AA 2 |
| 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. | |
(5255) John Sophie is an asteroid of the main belt , which on 19 May 1988 by Eleanor F. Helin at Palomar Observatory was discovered in California.
It was named in memory of John and Sophie Karayusuf, the parents of Alford Karayusuf, a friend of the explorer. Under the starry sky of the Syrian desert, they inspired their children to study the stars and planets.