(10549) Helsingborg

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Asteroid
(10549) Helsingborg
Properties of the orbit ( animation )
Epoch:  March 23, 2018 ( JD 2,458,200.5)
Orbit type Main belt asteroid
Asteroid family Eunomia family
Major semi-axis 2.5594  AU
eccentricity 0.1705
Perihelion - aphelion 2.1230 AU - 2.9959 AU
Inclination of the orbit plane 13.7085 °
Length of the ascending node 340.4623 °
Argument of the periapsis 349.1444 °
Time of passage of the perihelion February 26, 2017
Sidereal period 4.09 a
Mean orbital velocity 18.61 km / s
Physical Properties
Medium diameter 4.188 ± 0.334
Albedo 0.210 ± 0.057
Absolute brightness 14.1 mag
history
Explorer Eric Walter Elst
Date of discovery 2nd September 1992
Another name 1992 RM 2 , 1988 RF 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.

(10549) Helsingborg is an asteroid of the main belt , which on 2 September 1992 by the Belgian astronomer Eric Walter Elst at the La Silla Observatory of the European Southern Observatory ( IAU code in 809) Chile was discovered.

The asteroid belongs to the Eunomia family, a group named after (15) Eunomia , to which probably five percent of the asteroids in the main belt belong.

The celestial body was named on March 20, 2000 after the Swedish city ​​of Helsingborg , located at the narrowest point of the Oresund .

See also

Individual evidence

  1. The family status of the asteroids in the AstDyS-2 database (English, HTML; 51.4 MB)

Web links