1940 GF. Discovered 1940 Apr. 3 by Y. Väisälä at Turku.
Named in honor of Carl William Hergenrother (1973– ) of the Bigelow Sky Survey. This photographic survey has been very successful in discovering new high-inclination minor planets. (M 27124)
Name proposed by B. G. Marsden, G. V. Williams and S. M. Larson.