Asteroids named after people called Masao

(8728) Mimatsu

Masao Mimatsu (1888-1977) was a Japanese postmaster and an amateur volcanologist. He made extensive observations of the development of the new volcanic dome Syowashinzan in Hokkaido in the 1940s. This work is summarized in the internationally known “Mimatsu Diagrams”.Discovered 7 November 1996 by Endate, K., Watanabe, K., Kitami

(10569) Kinoshitamasao

Masao Kinoshita (b. 1949) discovered that the number of radio-meteor echoes decreases as the radiant approaches the meridian. This is widely known as the Kinoshita Effect.Discovered 8 April 1994 by Endate, K., Watanabe, K., Kitami

(124844) Hirotamasao

Masao Hirota (1930-1997) worked in the desalinization industry and was an avid amateur astronomer. He popularized astronomy in Tokushima prefecture, where this minor planet was discovered. This discovery was performed with the help of the Japan Space Guard Association.Discovered 13 October 2001 by H. Maeno, Shishikui