1929 AE. Discovered 1929 Jan. 13 by K. Reinmuth at Heidelberg.

Named in memory of Josef Hopmann (1890–1975), the former director of the Universitäts-Sternwarte in Vienna, who was active as an observer of binary and variable stars. During 1930/31 he took part in an international program to observe {433} Eros. (M 4237)

Obituaries published in Mitt. Astron. Ges., Nr. 40, p. 7–9 (1976), Sternenbote, 18. Jahrg., p. 189 (1975), 19. Jahrg., p. 22–30 (1976), Sterne Weltraum, 15. Jahrg., p. 21 (1976).