Go Player Ratings

JAKOAbout ratings

Lee Jungwoo

Lee Jungwoo (이정우) has a rating of 1602, ranked 141 of 340 in korea play. Their highest rating so far is 1858 (May 30, 2011).

Lee Jungwoo이정우李廷宇
Rating1602
Rank141
1-year change↓37
Peak rating1858
Last 10367-262(5 by default, 2 lost by default)
2026 record
11-8
Record since 1954
367-262
Win rate
.584

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

Korea ratingsFind a player

Rating history — korea

18 gamesHigh 1677Low 1602
61 gamesHigh 1754Low 1598
85 gamesHigh 1754Low 1598
622 gamesHigh 1858Low 1521

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 18, 2026O YujinThe Merriden Open Round of 32　as Black↓8
August 7, 2026Chang SuyeongThe Merriden Open 시니어조 예선 결승　as White↑6
July 23, 2026Kim Hyeoimin蔚山市長杯 全国囲碁大会 プロシニア最強戦 프로 시니어 최강전 A그룹 예선 1회전　as White↓21
July 17, 2026Won SeongjinSG杯 韓国日報 名人戦 Preliminary Round 1　as Black↓7
April 21, 2026Heo YeonghoJiji Auction杯 紳士・淑女・新鋭連勝対抗戦 신사 숙녀 신예 연승대항전 예선 3회전　as Black↓12
April 20, 2026Yang SangkukJiji Auction杯 紳士・淑女・新鋭連勝対抗戦 신사 숙녀 신예 연승대항전 예선 2회전　as Black↑2
March 27, 2026Kang Jiseong大舟杯 シニア最強者戦 Main Round of 16　as White↓16
February 26, 2026Choi Jeong블리츠 Open Main Round of 16　as Black↓6
February 23, 2026Kim HyeongwooSopalkosanol最高棋士決定戦 예선 4회차　as White↓12
February 22, 2026Kim Ha-yoonSopalkosanol最高棋士決定戦 예선 3회차　as White↑15
February 21, 2026Han SangyeolSopalkosanol最高棋士決定戦 예선 2회차　Colors unknown—
February 20, 2026Yun JongseobSopalkosanol最高棋士決定戦 예선 1회차　as White±0
February 12, 2026Choi Yunsang블리츠 Open Main Round of 32　as White↑15
January 23, 2026Park Yeongchan大舟杯 シニア最強者戦 Preliminary Final　as White↑4
January 22, 2026Kim Ilhwan大舟杯 シニア最強者戦 예선 2회차　as White↑4
January 21, 2026Moon Myunggun大舟杯 シニア最強者戦 예선 1회차　as Black↑2
January 13, 2026Kim Kangkeun블리츠 Open 프로 예선 3회차　as Black↑7
January 13, 2026Yoo Juhyeon블리츠 Open 프로 예선 2회차　as White↑6
January 5, 2026Kim SangcheonGS Caltex杯 プロ棋戦 Preliminary Round 1　as Black↓16
August 11, 2025O YujinJiji Auction杯 紳士・淑女・新鋭連勝対抗戦 신사 대 숙녀 연승대항전 본선 18국　as Black↓13

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
202611-8.579
20254-3.571
202413-12.520
202328-5.849
20223-1.750
20213-4.429
20205-5.500
20190-1.000
20184-5.444
20171-1.500
20160-1.000
20159-6.600
20149-7.563
201314-8.636
201223-20.535
201121-13.618
20109-10.474
200927-12.692
200813-16.448
200723-15.605
200618-21.462
200533-13.717
200412-9.571
200311-8.579
20023-4.429
200115-7.682
200012-8.600
199911-12.478
199812-9.571
199716-14.533
19964-4.500

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