(1552) Bessel
Asteroid (1552) Bessel |
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Properties of the orbit ( animation ) | |
Orbit type | Main belt asteroid |
Asteroid family | Eos family |
Major semi-axis | 3.0116 AU |
eccentricity | 0.0981 |
Perihelion - aphelion | 2.7161 AU - 3.3071 AU |
Inclination of the orbit plane | 9.86 ° |
Sidereal period | 5.226 a |
Mean orbital velocity | 17.16 km / s |
Physical Properties | |
Medium diameter | 18.56 km |
Albedo | 0.204 |
Rotation period | ? H |
Absolute brightness | 11,439 likes |
Spectral class | ? |
history | |
Explorer | Yrjö Väisälä |
Date of discovery | February 24, 1938 |
Another name | 1938 DE 1 , 1933 FJ 1 , 1948 EH |
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. |
(1552) Bessel is an asteroid of the main belt , which on 24 February 1938 by the Finnish astronomer Yrjö Väisälä at Turku was discovered.
The asteroid was named in honor of the German astronomer and mathematician Friedrich Wilhelm Bessel .