(3546) Atanasoff
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Asteroid (3546) Atanasoff |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2.6941 AU |
| eccentricity | 0.0275 |
| Perihelion - aphelion | 2.6200 AU - 2.7682 AU |
| Inclination of the orbit plane | 7.0333 ° |
| Length of the ascending node | 335.2441 ° |
| Argument of the periapsis | 250.5006 ° |
| Sidereal period | 4.42 a |
| Mean orbital velocity | 18.14 km / s |
| Physical Properties | |
| Medium diameter | approx. 10 km |
| Rotation period | 3.7541 h |
| Absolute brightness | 12.2 mag |
| Spectral class | SMASSII S |
| history | |
| Explorer |
Eleanor Helin Vladimir Shkodrov |
| Date of discovery | September 28, 1983 |
| Another name | 1983 SC , 1957 WJ, 1977 FH 2 , 1979 SX 10 , 1979 VC 1 |
| 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. | |
(3546) Atanasoff is an asteroid of the main belt , which on 28 September 1983 by the astronomer Eleanor Helin and Vladimir Schkodrow the Bulgarian National Astronomical Observatory - Rozhen ( IAU code 071) southeast of the town of Chepelare was discovered.
The asteroid is named after the American computer pioneer John Atanasoff (1903-1995), who together with Clifford Berry built the first electronic digital computer with the Atanasoff-Berry computer between 1937 and 1941 .
See also
Web links
- Asteroid Atanasoff: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- (3546) Atanasoff in the Small-Body Database of the Jet Propulsion Laboratory (English).
- (3546) Atanasoff in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).