(6543) Senna

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Asteroid
(6543) Senna
Properties of the orbit ( animation )
Epoch:  4th September 2017 ( JD 2,458,000.5)
Orbit type Inner main belt
Major semi-axis 2.2757  AU
eccentricity 0.2143
Perihelion - aphelion 1.7880 AU - 2.7633 AU
Inclination of the orbit plane 4.1710 °
Length of the ascending node 283.4246 °
Argument of the periapsis 85.8241 °
Sidereal period 3.43 a
Mean orbital velocity 19.74 km / s
Physical Properties
Medium diameter 3.390 ± 0.078 km
Albedo 0.337 ± 0.037
Rotation period 3.30 h
Absolute brightness 14.4 mag
history
Explorer C. Shoemaker
E. Shoemaker
Date of discovery October 11, 1985
Another name 1985 TP 3 , 1978 SB 2
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.

(6543) Senna is a main inner belt asteroid discovered on October 11, 1985 by the American astronomers Carolyn Shoemaker and Eugene Shoemaker at the Palomar Observatory ( IAU code 675) in California .

The asteroid was named after the Brazilian racing driver Ayrton Senna (1960-1994), who was Formula 1 world champion three times between 1988 and 1991 and had a fatal accident at the 1994 San Marino Grand Prix on the Imola circuit .

See also

Web links