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Masanori Hirasawa

{{Short description|Japanese astronomer}}

{{Use dmy dates|date=March 2020}}

{{Infobox scientist

|name = Masanori Hirasawa

|image =

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|nationality = Japanese

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|fields = Astronomy

|workplaces = Fujimori High School in Hachiōji, Tokyo, Fuchie Senior High School in Adachi, Tokyo

|alma_mater = Waseda University

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|known_for = discoverer of minor planets

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{{Nihongo|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. Both astronomers are graduates of Waseda University, after which they named the asteroid 9350 Waseda in 1991. Hirasawa is also a teacher.

List of discovered minor planets

class="wikitable" style="font-size: 89%; float: left; width: 26em; margin-right: 1em; height: 560px;
6416 Nyukasayama14 November 1993{{LoMP|6416|list}} {{ref label|codisc|A
}

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| 6499 Michiko || 27 October 1992 || {{LoMP|6499|list}} {{ref label|codisc|A|}}

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| 6918 Manaslu || 20 March 1993 || {{LoMP|6918|list}} {{ref label|codisc|A|}}

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| 7028 Tachikawa || 5 December 1993 || {{LoMP|7028|list}} {{ref label|codisc|A|}}

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| 7067 Kiyose || 4 December 1993 || {{LoMP|7067|list}} {{ref label|codisc|A|}}

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| 7353 Kazuya || 6 January 1995 || {{LoMP|7353|list}} {{ref label|codisc|A|}}

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| 7891 Fuchie || 11 November 1994 || {{LoMP|7891|list}} {{ref label|codisc|A|}}

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| 7892 Musamurahigashi || 27 November 1994 || {{LoMP|7892|list}} {{ref label|codisc|A|}}

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| 8100 Nobeyama || 4 December 1993 || {{LoMP|8100|list}} {{ref label|codisc|A|}}

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| 8200 Souten || 7 January 1994 || {{LoMP|8200|list}} {{ref label|codisc|A|}}

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| 8530 Korbokkur || 25 October 1992 || {{LoMP|8530|list}} {{ref label|codisc|A|}}

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| 8551 Daitarabochi || 11 November 1994 || {{LoMP|8551|list}} {{ref label|codisc|A|}}

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| 8702 Nakanishi || 14 November 1993 || {{LoMP|8702|list}} {{ref label|codisc|A|}}

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| 9197 Endo || 24 November 1992 || {{LoMP|9197|list}} {{ref label|codisc|A|}}

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| 9350 Waseda || 13 October 1991 || {{LoMP|9350|list}} {{ref label|codisc|A|}}

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| 9386 Hitomi || 5 December 1993 || {{LoMP|9386|list}} {{ref label|codisc|A|}}

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| 10171 Takaotengu || 7 March 1995 || {{LoMP|10171|list}} {{ref label|codisc|A|}}

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| 10617 Takumi || 25 October 1997 || {{LoMP|10617|list}} {{ref label|codisc|A|}}

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| 10837 Yuyakekoyake || 6 March 1994 || {{LoMP|10837|list}} {{ref label|codisc|A|}}

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| 13162 Ryokkochigaku || 22 October 1995 || {{LoMP|13162|list}} {{ref label|codisc|A|}}

|}

class="wikitable" style="font-size: 89%; float: left; width: 26em; margin-right: 1em; height: 560px;
14036 Yasuhirotoyama5 March 1995{{LoMP|14036|list}} {{ref label|codisc|A
}

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| 14037 Takakikasahara || 5 March 1995 || {{LoMP|14037|list}} {{ref label|codisc|A|}}

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| 14425 Fujimimachi || 13 October 1991 || {{LoMP|14425|list}} {{ref label|codisc|A|}}

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| {{mp|(14495) 1995 AK|1}} || 6 January 1995 || {{LoMP|14495|list}} {{ref label|codisc|A|}}

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| {{mp|(14999) 1997 VX|8}} || 9 November 1997 || {{LoMP|14999|list}} {{ref label|codisc|A|}}

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| {{mp|(15336) 1993 UC|3}} || 22 October 1993 || {{LoMP|15336|list}} {{ref label|codisc|A|}}

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| {{mp|(15352) 1994 VB|7}} || 11 November 1994 || {{LoMP|15352|list}} {{ref label|codisc|A|}}

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| {{mp|(15797) 1993 UD|3}} || 22 October 1993 || {{LoMP|15797|list}} {{ref label|codisc|A|}}

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| {{mp|(15798) 1993 VZ|4}} || 14 November 1993 || {{LoMP|15798|list}} {{ref label|codisc|A|}}

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| {{mp|(15833) 1995 CL|1}} || 3 February 1995 || {{LoMP|15833|list}} {{ref label|codisc|A|}}

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| {{mp|(15919) 1997 UA|22}} || 25 October 1997 || {{LoMP|15919|list}} {{ref label|codisc|A|}}

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| {{mp|(16704) 1995 ED|8}} || 7 March 1995 || {{LoMP|16704|list}} {{ref label|codisc|A|}}

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| {{mp|(18457) 1995 EX|7}} || 5 March 1995 || {{LoMP|18457|list}} {{ref label|codisc|A|}}

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| {{mp|(19246) 1994 EL|7}} || 14 March 1994 || {{LoMP|19246|list}} {{ref label|codisc|A|}}

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| 19254 Shojitomoko || 11 November 1994 || {{LoMP|19254|list}} {{ref label|codisc|A|}}

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| {{mp|(20114) 1995 UQ|44}} || 26 October 1995 || {{LoMP|20114|list}} {{ref label|codisc|A|}}

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| 22385 Fujimoriboshi || 14 March 1994 || {{LoMP|22385|list}} {{ref label|codisc|A|}}

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| {{mp|(23591) 1995 UP|44}} || 26 October 1995 || {{LoMP|23591|list}} {{ref label|codisc|A|}}

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| {{mp|(26982) 1997 UY|21}} || 25 October 1997 || {{LoMP|26982|list}} {{ref label|codisc|A|}}

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| {{mp|(27826) 1993 WQ}} || 22 November 1993 || {{LoMP|27826|list}} {{ref label|codisc|A|}}

|}

class="wikitable" style="font-size: 89%; float: left; width: 26em; margin-right: 1em; height: 387px;
27827 Ukai9 December 1993{{LoMP|27827|list}} {{ref label|codisc|A
}

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| {{mp|(28223) 1998 YR|27}} || 27 December 1998 || {{LoMP|28223|list}} {{ref label|codisc|A|}}

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| {{mp|(29342) 1995 CF|1}} || 3 February 1995 || {{LoMP|29342|list}} {{ref label|codisc|A|}}

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| {{mp|(30962) 1994 VH|7}} || 11 November 1994 || {{LoMP|30962|list}} {{ref label|codisc|A|}}

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| {{mp|(30968) 1995 AM|1}} || 6 January 1995 || {{LoMP|30968|list}} {{ref label|codisc|A|}}

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| {{mp|(32914) 1995 AG|1}} || 6 January 1995 || {{LoMP|32914|list}} {{ref label|codisc|A|}}

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| 35371 Yokonozaki || 25 October 1997 || {{LoMP|35371|list}} {{ref label|codisc|A|}}

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| {{mp|(37675) 1995 AJ|1}} || 6 January 1995 || {{LoMP|37675|list}} {{ref label|codisc|A|}}

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| {{mp|(39612) 1993 XE|1}} || 5 December 1993 || {{LoMP|39612|list}} {{ref label|codisc|A|}}

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| {{mp|(39659) 1995 UO|44}} || 26 October 1995 || {{LoMP|39659|list}} {{ref label|codisc|A|}}

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| {{mp|(42599) 1997 UT|22}} || 25 October 1997 || {{LoMP|42599|list}} {{ref label|codisc|A|}}

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| {{mp|(58284) 1993 VW|3}} || 14 November 1993 || {{LoMP|58284|list}} {{ref label|codisc|A|}}

|-

! colspan=3 style="font-weight: normal; text-align: left; padding: 4px 12px;" |Co-discovery made with:
{{note label|codisc|A|}} S. Suzuki

|}

{{clear}}

References

{{reflist|refs=

[http://www.accessmylibrary.com/coms2/summary_0286-21502544_ITM Planet Named After High School Where Discoverer Taught] (2004). Financial Times Ltd. Retrieved 2009-04-14.

{{cite web

|title = Minor Planet Discoverers (by number)

|work = Minor Planet Center

|url = https://www.minorplanetcenter.net/iau/lists/MPDiscsNum.html

|date = 29 October 2018

|accessdate = 10 January 2019}}

{{cite web

|title = 9350 Waseda (1991 TH2)

|work = Minor Planet Center

|url = https://www.minorplanetcenter.net/db_search/show_object?object_id=9350

|accessdate = 10 January 2019}}

{{cite web

|title = 7891 Fuchie (1994 VJ7)

|work = Minor Planet Center

|url = https://www.minorplanetcenter.net/db_search/show_object?object_id=7891

|accessdate = 10 January 2019}}

}}

See also

  • {{Section link|List of minor planet discoverers|M. Hirasawa}}

{{Authority control}}

{{DEFAULTSORT:Hirasawa, Masanori}}

Category:20th-century Japanese astronomers

Category:Discoverers of asteroids

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Category:Year of birth missing (living people)

Category:Living people

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