(5153) Gierasch

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Asteroid
(5153) Gierasch
Properties of the orbit ( animation )
Epoch:  December 9, 2014 ( JD 2,457,000.5)
Orbit type Main belt asteroid
Major semi-axis 2.6581  AU
eccentricity 0.1716
Perihelion - aphelion 2.2020 AU - 3.1142 AU
Inclination of the orbit plane 12.7997 °
Length of the ascending node 90.8962 °
Argument of the periapsis 39.7140 °
Sidereal period 4,328 a
Mean orbital velocity 18.28 km / s
Physical Properties
Medium diameter 28.21 (± 1.8) km
Albedo 0.0735
Rotation period 9.00 h
Absolute brightness 11.9 likes
history
Explorer Yrjö Väisälä
Date of discovery April 9, 1940
Another name 1940 GO , 1957 GC, 1990 VL 3
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.

(5153) Gierasch is an asteroid of the main belt discovered on April 9, 1940 by the Finnish astronomer Yrjö Väisälä in Turku .

The asteroid was named on November 6, 2014 after the American astronomer Peter J. Gierasch (* 1940).

See also

Web links