Yoshisada Shimizu

Minor planets discovered: 311 [1]
see § List of discovered minor planets

Yoshisada Shimizu (清水 義定, Shimizu Yoshisada, born 1943) is a Japanese amateur astronomer and a prolific discoverer of hundreds of asteroids since 1993. An orthopaedist by profession, he is also known as an astrophotographer.[1][2]

The central main-belt asteroid 7300 Yoshisada, discovered by astronomer Takeshi Urata in 1992, was named in his honor.[2] The official naming citation was published on 18 August 1997 (M.P.C. 30478).[3]

List of discovered minor planets[]

See also[]


  1. ^ a b "Minor Planet Discoverers (by number)". Minor Planet Center. 29 October 2018. Retrieved 19 February 2019.
  2. ^ a b Schmadel, Lutz D. (2007). "(7300) Yoshisada". Dictionary of Minor Planet Names – (7300) Yoshisada. Springer Berlin Heidelberg. p. 589. doi:10.1007/978-3-540-29925-7_6411. ISBN 978-3-540-00238-3.
  3. ^ "MPC/MPO/MPS Archive". Minor Planet Center. Retrieved 4 May 2017.