Masanori Hirasawa

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Masanori Hirasawa
NationalityJapanese
Alma materWaseda University
Known fordiscoverer of minor planets
Scientific career
FieldsAstronomy
InstitutionsFujimori High School in Hachiōji, Tokyo,[1] Fuchie Senior High School[2] in Adachi, Tokyo

Masanori Hirasawa (平沢 正規, Hirasawa Masanori) is a Japanese astronomer and a prolific discoverer of asteroids. Between 1991 and 1998, he discovered 52 minor planets in collaboration with fellow observer Shohei Suzuki at Mount Nyukasa Station.[3] Both astronomers are graduates of Waseda University, after which they named the asteroid 9350 Waseda in 1991.[4] Hirasawa is also a teacher.[2]

List of discovered minor planets[edit]

6416 Nyukasayama 14 November 1993 list [A]
6499 Michiko 27 October 1992 list [A]
6918 Manaslu 20 March 1993 list [A]
7028 Tachikawa 5 December 1993 list [A]
7067 Kiyose 4 December 1993 list [A]
7353 Kazuya 6 January 1995 list [A]
7891 Fuchie 11 November 1994 list [A]
7892 Musamurahigashi 27 November 1994 list [A]
8100 Nobeyama 4 December 1993 list [A]
8200 Souten 7 January 1994 list [A]
8530 Korbokkur 25 October 1992 list [A]
8551 Daitarabochi 11 November 1994 list [A]
8702 Nakanishi 14 November 1993 list [A]
9197 Endo 24 November 1992 list [A]
9350 Waseda 13 October 1991 list [A]
9386 Hitomi 5 December 1993 list [A]
10171 Takaotengu 7 March 1995 list [A]
10617 Takumi 25 October 1997 list [A]
10837 Yuyakekoyake 6 March 1994 list [A]
13162 Ryokkochigaku 22 October 1995 list [A]
14036 Yasuhirotoyama 5 March 1995 list [A]
(14037) 1995 EZ7 5 March 1995 list [A]
14425 Fujimimachi 13 October 1991 list [A]
(14495) 1995 AK1 6 January 1995 list [A]
(14999) 1997 VX8 9 November 1997 list [A]
(15336) 1993 UC3 22 October 1993 list [A]
(15352) 1994 VB7 11 November 1994 list [A]
(15797) 1993 UD3 22 October 1993 list [A]
(15798) 1993 VZ4 14 November 1993 list [A]
(15833) 1995 CL1 3 February 1995 list [A]
(15919) 1997 UA22 25 October 1997 list [A]
(16704) 1995 ED8 7 March 1995 list [A]
(18457) 1995 EX7 5 March 1995 list [A]
(19246) 1994 EL7 14 March 1994 list [A]
(19254) 1994 VD7 11 November 1994 list [A]
(20114) 1995 UQ44 26 October 1995 list [A]
22385 Fujimoriboshi 14 March 1994 list [A]
(23591) 1995 UP44 26 October 1995 list [A]
(26982) 1997 UY21 25 October 1997 list [A]
(27826) 1993 WQ 22 November 1993 list [A]
27827 Ukai 9 December 1993 list [A]
(28223) 1998 YR27 27 December 1998 list [A]
(29342) 1995 CF1 3 February 1995 list [A]
(30962) 1994 VH7 11 November 1994 list [A]
(30968) 1995 AM1 6 January 1995 list [A]
(32914) 1995 AG1 6 January 1995 list [A]
35371 Yokonozaki 25 October 1997 list [A]
(37675) 1995 AJ1 6 January 1995 list [A]
(39612) 1993 XE1 5 December 1993 list [A]
(39659) 1995 UO44 26 October 1995 list [A]
(42599) 1997 UT22 25 October 1997 list [A]
(58284) 1993 VW3 14 November 1993 list [A]
Co-discovery made with:
A S. Suzuki

References[edit]

  1. ^ Planet Named After High School Where Discoverer Taught (2004). Financial Times Ltd. Retrieved 2009-04-14.
  2. ^ a b "7891 Fuchie (1994 VJ7)". Minor Planet Center. Retrieved 10 January 2019.
  3. ^ "Minor Planet Discoverers (by number)". Minor Planet Center. 29 October 2018. Retrieved 10 January 2019.
  4. ^ "9350 Waseda (1991 TH2)". Minor Planet Center. Retrieved 10 January 2019.

See also[edit]


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