(842) Kerstin

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Asteroid
(842) Kerstin
Properties of the orbit ( animation )
Epoch:  March 23, 2018 ( JD 2,458,200.5)
Orbit type Main outer belt asteroid
Major semi-axis 3.2402  AU
eccentricity 0.1191
Perihelion - aphelion 2.8541 AU - 3.6262 AU
Inclination of the orbit plane 14.5306 °
Length of the ascending node 5.6711 °
Argument of the periapsis 351.6036 °
Time of passage of the perihelion July 21, 2020
Sidereal period 5.83 a
Mean orbital velocity 16.56 km / s
Physical Properties
Medium diameter 43.576 (± 0.190) km
Albedo 0.051 (± 0.005)
Absolute brightness 10.6 mag
history
Explorer Max Wolf
Date of discovery October 1, 1916
Another name 1916 AM
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.

(842) Kerstin is an asteroid of the outer main belt which was discovered by the German astronomer Max Wolf on October 1, 1916 at the Bergsternwarte Heidelberg ( IAU code 024).

The mean diameter of the asteroid is 43.576 (± 0.190) km, the albedo of 0.051 (± 0.005) suggests a very dark surface.

The reason for the naming "Kerstin" is not known.

Web links

Individual evidence

  1. ^ Lutz D. Schmadel : Dictionary of Minor Planet Names . Springer, Heidelberg 1997, 3rd edition, ISBN 978-3-662-06617-1 , page 122 (English)