(6797) Ostersund
Asteroid (6797) Ostersund |
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Properties of the orbit ( animation ) | |
Orbit type | Main outer belt asteroid |
Asteroid family | Koronis family |
Major semi-axis | 2.9172 AU |
eccentricity | 0.0703 |
Perihelion - aphelion | 2.7121 AU - 3.1223 AU |
Inclination of the orbit plane | 1.1295 ° |
Length of the ascending node | 321.7832 ° |
Argument of the periapsis | 4.3222 ° |
Sidereal period | 4.98 a |
Mean orbital velocity | 17.44 km / s |
Physical Properties | |
Absolute brightness | 12.5 mag |
history | |
Explorer |
Uppsala-ESO Survey of Asteroids and Comets at the La Silla Observatory |
Date of discovery | March 21, 1993 |
Another name | 1993 FG 25 , 1985 SZ 5 , 1985 UH 6 , 1985 VY 5 , 1995 UE 9 |
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. |
(6797) Östersund is an asteroid of the main outer belt , which was discovered on March 21, 1993 during the Uppsala-ESO Surveys of Asteroids and Comets at the La Silla Observatory of the European Southern Observatory in Chile ( IAU code 809). The asteroid had already been sighted in 1985 at the Crimean Observatory in Nautschnyj , on September 21 (1985 SZ 5 ), October 18 (1985 UH 6 ) and November 12 (1985 VY 5 ).
The asteroid is a member of the Koronis family, a group of asteroids named after (158) Koronis . The ageless (not osculating ) orbital elements of (6797) Östersund are almost identical with those of five smaller (when one of the absolute brightness , 14.5, 15.0, 15.0, 15.7 and 16.7 compared to 12 5) Asteroids: (21993) 1999 XH 26 , (69843) 1998 SL 22 , (104678) 2000 GB 152 , (164546) 2006 JY 39 and (307385) 2002 SP 68 .
(6797) Östersund was named on September 28, 1999 after the Swedish city of Östersund .
See also
Web links
- (6797) Östersund in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (6797) Östersund in the Small-Body Database of the Jet Propulsion Laboratory (English).
- Discovery Circumstances of (6797) Östersund according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics in Cambridge , Massachusetts (English)
Individual evidence
- ↑ (6797) Östersund at the IAU Minor Planet Center (English)
- ↑ The family status of the asteroids in the AstDyS-2 database (English, HTML; 51.4 MB)