1934 CB1. Discovered 1934 Feb. 5 by K. Reinmuth at Heidelberg.
Named in honor of Tatsuo Yamada (1923– ), who is a Japanese observer and researcher of variable stars. Yamada was the director of the variable star section of the Oriental Astronomical Association (O.A.A.), and he is devoted to the diffusion of astronomical knowledge. Yamada has continued to hold monthly meetings of the Nagoya branch of the O.A.A. since 1954. (M 20158)
Name proposed by T. Furuta, who found the identifications involving this planet, and who was inspired by T. Yamada.