(12747) Michageffert
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( 12747 ) Michageffert is an asteroid of the inner main belt, which was discovered on 18 December 1992 by the Belgian astronomer Eric Walter Elst in Caussols, France.
He's (* 1953) is named after the German astronomer Michael Geffert, who has worked at the Argelander Institute for Astronomy at the Rheinische Friedrich- Wilhelms-Universität Bonn.