(542) Susanna

from Wikipedia, the free encyclopedia
Asteroid
(542) Susanna
Properties of the orbit ( animation )
Orbit type Outer main belt
Major semi-axis 2.908  AU
eccentricity 0.139
Perihelion - aphelion 2.504 AU - 3.312 AU
Inclination of the orbit plane 12.1 °
Length of the ascending node 153.1 °
Argument of the periapsis 214.9 °
Time of passage of the perihelion November 18, 2008
Sidereal period 4 a 350 d
Mean orbital velocity 17.4 km / s
Physical Properties
Medium diameter approx. 42 km
Albedo 0.1843
Rotation period 10 h 4 min
Absolute brightness 9.36 likes
Spectral class S.
history
Explorer P. Goetz , A. Kopff
Date of discovery August 15, 1904
Another name 1904 OQ, A921 BA
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.

(542) Susanna is an asteroid of the main belt that was discovered on August 15, 1904 by the German astronomers Paul Götz and August Kopff in Heidelberg .

The asteroid is named after a friend of the discoverers.

See also