Go Player Ratings

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Yun Seongsik

Yun Seongsik (윤성식) has a rating of 1715, ranked 86 of 340 in korea play. Their highest rating so far is 1829 (January 7, 2025).

Yun Seongsik윤성식尹聖植
Rating1715
Rank86
1-year change↑25
Peak rating1829
Last 10158-116(2 by default)
2026 record
12-12
Record since 1954
158-116
Win rate
.577

The rating is calculated from published game results. It does not include any adjustment for playing Black.

Korea ratingsFind a player

Rating history — korea

44 gamesHigh 1767Low 1652
155 gamesHigh 1829Low 1647
265 gamesHigh 1829Low 1505
272 gamesHigh 1829Low 1484

The “All” view starts at 1970; earlier years are used only to warm up the calculation and are not shown.

Recent games

Up to 20 games, newest first. “Change” is the rating movement.
DateOpponent and tournamentResultChange
September 11, 2026Eom Dong-gun한국 프로기사협회 리그 Group 4　as White↓18
September 4, 2026Kang Jae-woo한국 프로기사협회 리그 Main Group 4　as Black↑16
July 18, 2026Sim JaeikSG杯 韓国日報 名人戦 Preliminary Round 2　as White↓14
June 24, 2026Shin Jaewon한국 프로기사협회 리그 Group 2　as White↑15
June 19, 2026Jung Jun-woo한국 프로기사협회 리그 Group 2　as Black↑14
June 10, 2026Kim Dabin한국 프로기사협회 리그 Main Group 2　as White↑21
May 29, 2026Oh Byeongwoo한국 프로기사협회 리그 Group 2　as Black↑17
May 28, 2026Won Jehun한국 프로기사협회 리그 Group 2　as White↓11
May 27, 2026Lee Wondo한국 프로기사협회 리그 Group 2　as White↑23
May 11, 2026Kim Chaeyoung한국 프로기사협회 리그 Group 2　as White↓12
April 15, 2026Lee Min-seok한국 프로기사협회 리그 Group 2　as White↓15
April 10, 2026Choi Kyeongho한국 프로기사협회 리그 Group 2　as White↓16
April 8, 2026Cho Wankyu한국 프로기사협회 리그 Group 2　as White↑18
March 31, 2026Kang Jihoon한국 프로기사협회 리그 Group 2　as White↓19
March 31, 2026Hwang Jaeyeon한국 프로기사협회 리그 Group 2　as Black↓11
March 24, 2026Nakamura Sumire한국 프로기사협회 리그 Group 2　as Black↓17
March 24, 2026Lee Hyeonjun한국 프로기사협회 리그 Group 2　as White↑11
March 19, 2026Kim Hyeongwoo한국 프로기사협회 리그 Group 2　as White↑21
March 19, 2026Kim Sedong한국 프로기사협회 리그 Group 2　as Black↓10
February 21, 2026Baek ChanheeSopalkosanol最高棋士決定戦 예선 2회차　as White↓17

Tournament names are shown in Korean, as the Korea Baduk Association writes them, unless an English name is known.

Round names are translated from the Korea Baduk Association's wording; those we cannot translate are left in Korean.

Record by year

Counted by calendar year, January to December, from Korea Baduk Association games only (default wins and losses are included; jigo and no-result games are not). Games from 1954 onward; international tournaments are not included.

YearRecordWin rate
202612-12.500
202525-25.500
202432-26.552
202334-21.618
202249-27.645
20213-1.750
20202-2.500
20191-2.333

Calculated from games played between 1954 and 2026 (as of September 22, 2026).