(12355) Coelho
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Asteroid (12355) Coelho |
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|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Main outer belt asteroid |
| Asteroid family | Koronis family |
| Major semi-axis | 2.8438 AU |
| eccentricity | 0.0704 |
| Perihelion - aphelion | 2.6437 AU - 3.0439 AU |
| Inclination of the orbit plane | 1.7076 ° |
| Length of the ascending node | 189.5939 ° |
| Argument of the periapsis | 220.2756 ° |
| Sidereal period | 4.80 a |
| Physical Properties | |
| Absolute brightness | 13.5 likes |
| history | |
| Explorer | Eric Walter Elst |
| Date of discovery | August 18, 1993 |
| Another name | 1993 QU 3 , 1979 TK 2 , 1998 RQ 12 |
| 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. | |
(12355) Coelho is an asteroid of the main outer belt , which was discovered on August 18, 1993 by the Belgian astronomer Eric Walter Elst at the Schmidt telescope of the French Observatoire de Calern near Grasse ( IAU code 010). An unconfirmed sighting of the asteroid had already taken place on October 14, 1979 under the provisional designation 1979 TK 2 at the Crimean Observatory in Nautschnyj .
The asteroid is a member of the Koronis family, a group of asteroids named after (158) Koronis . The timeless (non- osculating ) orbital elements of (12355) Coelho are almost identical to those of three smaller ones, assuming the absolute magnitude of 16.2, 17.3 and 17.1 compared to 13.5, asteroids: (179320) 2001 WH 30 , (341221) 2007 RB 135 and (350457) 1997 UZ 15 .
(12355) Coelho was named after the Brazilian writer Paulo Coelho on July 12, 2014 . His novel from 1988 " The Alchemist " is particularly highlighted in the naming text .
See also
Web links
- (12355) Coelho in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (12355) Coelho in the Small-Body Database of the Jet Propulsion Laboratory (English).
- Discovery Circumstances by (12355) Coelho according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics in Cambridge , Massachusetts (English)
Individual evidence
- ↑ (12355) Coelho at the IAU Minor Planet Center (English)
- ↑ The family status of the asteroids in the AstDyS-2 database (English, HTML; 51.4 MB)