Tags: Planet.

1309 Hyperborea (1931 TO) is an outer main-belt asteroid discovered on October 11 1931 by Grigory Neujmin at Simeiz Observatory. This asteroid was named for the homeland of the Hyperboreans a group of people from greek mythology.

apoapsis (km)
5.52046e+11
orbital period (μ)
1.8078e+08
periapsis (km)
4.05844e+11
absolute magnitude
10.2
albedo
0.045
discovery date
1931-10-11
discoverer
Grigory Neujmin
epoch
November 30 2008
former name
1931 TO
rotation period (s)
72.0

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