Tags: Planet.

3457 Arnenordheim (1985 RA3) is a main-belt asteroid discovered on September 5 1985 by Henri Debehogne at the European Southern Observatory. It is named after the Norwegian composer Arne Nordheim.

apoapsis (km)
4.5079e+11
orbital period (μ)
1.52082e+08
periapsis (km)
4.02833e+11
absolute magnitude
11.8
discovery date
1985-09-05
discoverer
Henri Debehogne
epoch
May 14 2008
former name
1985 RA3

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