(1623) Vivian
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Asteroid (1623) Vivian |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Asteroid family | Themis family |
| Major semi-axis | 3.147 AU |
| eccentricity | 0.160 |
| Perihelion - aphelion | 2,642 AU - 3,652 AU |
| Inclination of the orbit plane | 2.491 ° |
| Sidereal period | 5.58 a |
| Physical Properties | |
| Medium diameter | approx. 28 km |
| Absolute brightness | 11.3 mag |
| history | |
| Explorer | E. L. Johnson |
| Date of discovery | August 9, 1948 |
| Another name | 1948 PL, 1951 EG 2 , 1954 SA, 1955 YC, 1960 WP, 1965 QB, 1965 UW, 1973 GG |
| 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. | |
(1623) Vivian is an asteroid of the main belt , which on 9 August 1948 by E. L. Johnson , from the Union Observatory in Johannesburg , was discovered off.
The asteroid bears the name of the daughter of WP Hirst, who calculated the orbit of this and several other asteroids discovered by Johnson.