Tags: Planet.

6401 Roentgen (1991 GB2) is a main-belt asteroid discovered on April 15 1991 by C. S. Shoemaker at Palomar.

apoapsis (km)
4.50471e+11
orbital period (μ)
1.38325e+08
periapsis (km)
3.50865e+11
absolute magnitude
12.7
discovery date
1991-04-15
discoverer
Carolyn S. Shoemaker
epoch
May 14 2008
former name
1991 GB2

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