Go Player Ratings

JAKOAbout ratings

Kim Ha-yoon

Kim Ha-yoon (김하윤) has a rating of 1734, ranked 67 of 340 in korea play. Their highest rating so far is 1824 (July 20, 2026).

Kim Ha-yoon김하윤金河润
Rating1734
Rank67
1-year change↑89
Peak rating1824
Last 10116-65(5 by default)
2026 record
35-15
Record since 1954
116-65
Win rate
.641

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

Korea ratingsFind a player

Rating history — korea

65 gamesHigh 1824Low 1621
176 gamesHigh 1824Low 1447
176 gamesHigh 1824Low 1447
176 gamesHigh 1824Low 1447

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, 2026Yang Wooseok한국 프로기사협회 리그 Group 3　as White↓17
August 5, 2026Kang Kyeong-hyeonThe Merriden Open 신예조 예선 2회전　as Black↓28
August 4, 2026Lee Min-seokSTIC CUP Challenge囲碁リーグ 14-4　as White↑10
August 3, 2026Lee SeoyoungSTIC CUP Challenge囲碁リーグ 13-4　as Black↑3
July 28, 2026Kim SeungguSTIC CUP Challenge囲碁リーグ 12-3　as Black↓16
July 27, 2026Ki Min-chanSTIC CUP Challenge囲碁リーグ 11-2　as Black↓22
July 21, 2026Jen YoungkyuSG杯 韓国日報 名人戦 Preliminary Round 3　as Black↓21
July 20, 2026Kim Sang-youngSTIC CUP Challenge囲碁リーグ 10-2　as Black↑11
July 20, 2026Park HyunsooSTIC CUP Challenge囲碁リーグ 9-1　as White↑14
July 18, 2026Kim SehyunSG杯 韓国日報 名人戦 Preliminary Round 2　as White↑14
July 17, 2026Cha BooilSG杯 韓国日報 名人戦 Preliminary Round 1　as Black↑3
July 14, 2026Lee Seung-seokSTIC CUP Challenge囲碁リーグ 8-3　as Black↑3
July 9, 2026Kim Dayoung한국 프로기사협회 리그 Group 4　as White↑10
July 8, 2026Park Soyul한국 프로기사협회 리그 Group 4　as Black↑7
July 6, 2026Heo YoungrakSTIC CUP Challenge囲碁リーグ 7-1　as Black↑23
June 30, 2026Han ChongjinJiji Auction杯 紳士・淑女・新鋭連勝対抗戦 신사ㆍ숙녀ㆍ신예 연승대항전 14국　as White↓18
June 29, 2026Cho SeungaJiji Auction杯 紳士・淑女・新鋭連勝対抗戦 신사ㆍ숙녀ㆍ신예 연승대항전 13국　as White↑9
June 26, 2026Lee Hae-won한국 프로기사협회 리그 Group 4　as White↑3
June 24, 2026Heo Jin한국 프로기사협회 리그 Group 4　as White↑11
June 23, 2026Lee ChanghoJiji Auction杯 紳士・淑女・新鋭連勝対抗戦 신사ㆍ숙녀ㆍ신예 연승대항전 12국　as Black↑19

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
202635-15.700
202538-30.559
202443-20.682

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