(58221) Boston
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Asteroid (58221) Boston |
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| Properties of the orbit ( animation ) | |
| Orbit type | Middle main belt asteroid |
| Asteroid family | Gefion family |
| Major semi-axis | 2.7732 AU |
| eccentricity | 0.1124 |
| Perihelion - aphelion | 2.4615 AU - 3.0848 AU |
| Inclination of the orbit plane | 9.8916 ° |
| Length of the ascending node | 142.2957 ° |
| Argument of the periapsis | 330.6824 ° |
| Time of passage of the perihelion | December 6, 2015 |
| Sidereal period | 4.62 a |
| Physical Properties | |
| Absolute brightness | 14.4 mag |
| history | |
| Explorer | Eric Walter Elst |
| Date of discovery | January 23, 1993 |
| Another name | 1993 BM 14 , 2000 RR 93 |
| 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. | |
(58221) Boston is an asteroid located in the main mid- belt . It was discovered on January 23, 1993 by the Belgian astronomer Eric Walter Elst at the La Silla Observatory of the European Southern Observatory in Chile ( IAU code 809).
The asteroid belongs to the Gefion family, a group of asteroids of the central main belt named after (1272) Gefion . The group used to be called the Ceres family (after (1) Ceres , Vincenzo Zappalà 1995) and the Minerva family (after (93) Minerva , AstDyS-2 database). The timeless (not osculating ) orbital elements of (58221) Boston are almost identical to those of the asteroid (64796) 2001 XM 207 .
(58221) Boston was named after the US city of Boston on June 2, 2015 .
See also
Web links
- (58221) Boston in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (58221) Boston in the Small Body Database of the Jet Propulsion Laboratory of NASA at the California Institute of Technology (Caltech) in Pasadena , California (English)
- Discovery Circumstances of (58221) Boston according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics in Cambridge , Massachusetts (English)
Individual evidence
- ↑ The family status of the asteroids in the AstDyS-2 database (English, HTML; 51.4 MB)