(2050) Francis
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Asteroid (2050) Francis |
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|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Inner main belt |
| Major semi-axis | 2,324 AU |
| eccentricity | 0.238 |
| Perihelion - aphelion | 1.771 AU - 2.879 AU |
| Inclination of the orbit plane | 26.607 ° |
| Length of the ascending node | 72.522 ° |
| Argument of the periapsis | 171.014 ° |
| Time of passage of the perihelion | 19th June 2013 |
| Sidereal period | 3.55 a |
| Physical Properties | |
| Rotation period | 3.069 h |
| Absolute brightness | 12.68 mag |
| Spectral class | S. |
| history | |
| Explorer | Eleanor Helin |
| Date of discovery | May 28, 1974 |
| Another name | 1974 KA |
| 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. | |
(2050) Francis ( 1974 KA ) is an asteroid of the main belt , which on 28 May 1974 by Eleanor F. Helin at Palomar Observatory was discovered.
designation
The asteroid was named after Fred and Kay Francis, Eleanor Helin's parents .
See also
Web links
- Asteroid Francis: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- (2050) Francis in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
Individual evidence
- ^ Lutz D. Schmadel : Dictionary of Minor Planet Names, Volume 1 . Springer-Verlag, Berlin 2003, 5th edition, ISBN 3-540-00238-3 . Page 166 (English)