1309 Hyperborea is a carbonaceous background asteroid from the outermost regions of the asteroid belt, approximately 57 kilometers in diameter. It was discovered on 11 October 1931, by Soviet astronomer Grigory Neujmin at the Simeiz Observatory on the Crimean peninsula, and given the provisional designation 1931 TO. The asteroid was named after Hyperborea, the northern homeland of a Greek mythical race of giants.
1309 Hyperborea is a carbonaceous background asteroid from the outermost regions of the asteroid belt, approximately 57 kilometers in diameter. It was discovered on 11 October 1931, by Soviet astronomer Grigory Neujmin at the Simeiz Observatory on the Crimean peninsula, and given the provisional designation 1931 TO. The asteroid was named after Hyperborea, the northern homeland of a Greek mythical race of giants.
Source: Wikipedia "1309 Hyperborea" · CC BY-SA 4.0
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