Go Player Ratings

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Jeong Won-chan

Jeong Won-chan (정원찬) has a rating of 1582, ranked 160 of 340 in korea play. Their highest rating so far is 1612 (April 6, 2026).

Jeong Won-chan정원찬鄭元燦
Rating1582
Rank160
1-year change↑82
Peak rating1612
Last 1022-14
2026 record
22-14
Record since 1954
22-14
Win rate
.611

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

Korea ratingsFind a player

Rating history — korea

36 gamesHigh 1612Low 1520
36 gamesHigh 1612Low 1520
36 gamesHigh 1612Low 1520
36 gamesHigh 1612Low 1520

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, 2026Lee Seung-min한국 프로기사협회 리그 Group 7　as White↑19
September 4, 2026Song Minhyuk한국 프로기사협회 리그 Main Group 7　as White↑19
August 5, 2026Kim SeongjaeThe Merriden Open 신예조 예선 1회전　as White↑12
August 5, 2026Kim Tae-heonThe Merriden Open 신예조 예선 2회전　as White↓16
July 17, 2026Kim YeonghwanSG杯 韓国日報 名人戦 Preliminary Round 1　as Black↓20
June 26, 2026Yun Minjung한국 프로기사협회 리그 Group 7　as Black↑22
May 19, 2026Choi Yoon-sang한국 프로기사협회 리그 Group 7　as Black↓14
May 13, 2026Lee Joo-young한국 프로기사협회 리그 Group 7　as Black↓15
May 13, 2026Kim Jimyeong한국 프로기사협회 리그 Group 7　as Black↓18
May 7, 2026Kim Tae-heon한국 프로기사협회 리그 Main Group 7　as Black↑13
April 30, 2026Lee Yoon한국 프로기사협회 리그 Group 7　as Black↑8
April 30, 2026Choi Hwan-young한국 프로기사협회 리그 Group 7　as White↓13
April 23, 2026Lee Yongshin한국 프로기사협회 리그 Group 7　as Black↑2
April 23, 2026Jang Jin-ah한국 프로기사협회 리그 Group 7　as Black↑8
April 22, 2026Lee Joo-youngJiji Auction杯 紳士・淑女・新鋭連勝対抗戦 신사 숙녀 신예 연승대항전 예선 3회전　as White↓15
April 21, 2026Kang Kyeong-hyeonJiji Auction杯 紳士・淑女・新鋭連勝対抗戦 신사 숙녀 신예 연승대항전 예선 2회전　as Black↑13
April 20, 2026Kim Tae-heonJiji Auction杯 紳士・淑女・新鋭連勝対抗戦 신사 숙녀 신예 연승대항전 예선 1회전　as White↑13
April 13, 2026Park Siyeol한국 프로기사협회 리그 Group 7　as White↓14
April 13, 2026Lee Euihyun한국 프로기사협회 리그 Group 7　as White↓12
April 6, 2026Kim Won-dae한국 프로기사협회 리그 Group 7　as White↓23

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
202622-14.611

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