(19155) Lifeson
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Asteroid (19155) Lifeson |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Asteroid family | Eunomia family |
| Major semi-axis | 2.5850 AU |
| eccentricity | 0.2177 |
| Perihelion - aphelion | 2.0223 AU - 3.1486 AU |
| Inclination of the orbit plane | 12.2979 ° |
| Sidereal period | 4.16 a |
| Physical Properties | |
| Absolute brightness | 13.1 mag |
| history | |
| Explorer | Brian P. Roman |
| Date of discovery | September 22, 1990 |
| Another name | 1990 SX 3 , 1969 PG, 1998 QK 7 |
| 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. | |
(19155) Lifeson is an asteroid of the main belt , which on 22 September 1990 by the American astronomer Brian P. Roman at Palomar Observatory ( IAU code 675) in California was discovered.
The asteroid is named after the Canadian musician Alex Lifeson (* 1953).
See also
Web links
- Asteroid Lifeson: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- (19155) Lifeson in the Small-Body Database of the Jet Propulsion Laboratory (English).
- (19155) Lifeson in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).