Go Player Ratings

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Sim Jaeik

Sim Jaeik (심재익) has a rating of 1841, ranked 35 of 340 in korea play. Their highest rating so far is 2046 (January 13, 2021).

Sim Jaeik심재익沈載益
Rating1841
Rank35
1-year change↑2
Peak rating2046
Last 10206-128(4 by default)
2026 record
10-8
Record since 1954
206-128
Win rate
.617

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

Korea ratingsFind a player

Rating history — korea

29 gamesHigh 1858Low 1748
82 gamesHigh 1879Low 1748
181 gamesHigh 1965Low 1748
330 gamesHigh 2046Low 1473

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
August 24, 2026Kang YootaekSG杯 韓国日報 名人戦 패자조 2회전　as White↓9
August 12, 2026Choi JeongSG杯 韓国日報 名人戦 패자조 1회전　as White↑18
August 9, 2026An SungjunSG杯 韓国日報 名人戦 Round of 16　as Black↓10
July 23, 2026Hong SeongjiSG杯 韓国日報 名人戦 Preliminary Final　as White↑23
July 22, 2026Kang SeungminSG杯 韓国日報 名人戦 Preliminary Round 4　as White↑20
July 20, 2026Ko GeuntaeSG杯 韓国日報 名人戦 Preliminary Round 3　as White↑17
July 18, 2026Yun SeongsikSG杯 韓国日報 名人戦 Preliminary Round 2　as Black↑14
July 17, 2026Hwang JaeyeonSG杯 韓国日報 名人戦 Preliminary Round 1　as White↑19
February 21, 2026Kang JihoonSopalkosanol最高棋士決定戦 예선 2회차　as White↓22
February 20, 2026Kwon JuriSopalkosanol最高棋士決定戦 예선 1회차　as White↑4
February 1, 2026Kim Eunji한국바둑리그 13-4　as White↓10
January 17, 2026Yang Dingxin한국바둑리그 11-3　as White↓11
January 8, 2026Park MingyuGS Caltex杯 プロ棋戦 Preliminary Round 4　as White↓7
January 8, 2026Kim Junghyun한국바둑리그 10-1　as Black↓8
January 7, 2026Choi HyunjaeGS Caltex杯 プロ棋戦 Preliminary Round 3　as Black↑7
January 6, 2026Kim EunseonGS Caltex杯 プロ棋戦 Preliminary Round 2　as Black↑4
January 5, 2026Lee Seung-seokGS Caltex杯 プロ棋戦 Preliminary Round 1　as White↑3
January 4, 2026Kim Hyeongwoo한국바둑리그 9-4　as White↓19
December 19, 2025Choi Jaeyoung한국바둑리그 8-2　as Black↓12
December 12, 2025Kang Dongyun한국바둑리그 7-2　as Black↓7

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
202610-8.556
202517-21.447
202411-5.688
202321-20.512
202228-8.778
202134-21.618
202051-13.797
201911-15.423
201816-5.762
20177-12.368

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