Go Player Ratings

JAKOAbout ratings

Han Cheolkyun

Han Cheolkyun (한철균) has a rating of 1213, ranked 301 of 340 in korea play. Their highest rating so far is 1635 (October 13, 1993).

Han Cheolkyun한철균韓鐵均
Rating1213
Rank301
1-year change↓40
Peak rating1635
Last 10316-436(1 by default)
2026 record
0-5
Record since 1954
316-436
Win rate
.420

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

Korea ratingsFind a player

Rating history — korea

5 gamesHigh 1231Low 1213
20 gamesHigh 1269Low 1213
33 gamesHigh 1302Low 1213
751 gamesHigh 1635Low 1211

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
July 23, 2026An Kwanwuk蔚山市長杯 全国囲碁大会 プロシニア最強戦 프로 시니어 최강전 B그룹 예선 1회전　as White↓8
July 17, 2026Heo YoungrakSG杯 韓国日報 名人戦 Preliminary Round 1　as Black↓1
April 20, 2026Heo YeonghoJiji Auction杯 紳士・淑女・新鋭連勝対抗戦 신사 숙녀 신예 연승대항전 예선 2회전　as Black↓2
January 22, 2026Park Taehee大舟杯 シニア最強者戦 예선 2회차　as Black↓7
January 5, 2026Yun YoungminGS Caltex杯 プロ棋戦 Preliminary Round 1　as Black↓22
September 13, 2025Chang Suyeong蔚山市長杯 全国囲碁大会 プロシニア最強戦 프로시니어 16강　as Black↓16
August 5, 2025Park Seungmun蔚山市長杯 全国囲碁大会 プロシニア最強戦 프로시니어 예선 결승　as Black↑23
August 5, 2025Yun Jongseob蔚山市長杯 全国囲碁大会 プロシニア最強戦 프로시니어 예선 2회차　as White↑4
May 13, 2025Oh KyuchulJiji Auction杯 紳士・淑女・新鋭連勝対抗戦 신사 대 숙녀 연승대항전 예선 1회전　as Black↓11
January 24, 2025Kim Hyeoimin大舟杯 シニア最強者戦 Preliminary Final　as Black↓3
January 23, 2025Paek Seong-ho大舟杯 シニア最強者戦 예선 2회차　as White↑16
January 22, 2025Choi Dongeun大舟杯 シニア最強者戦 예선 1회차　as White↑13
January 7, 2025Nakamura SumireGS Caltex杯 プロ棋戦 예선 2회차　as Black↓3
January 6, 2025Kim JoonyoungGS Caltex杯 プロ棋戦 예선 1회차　as White↑15
August 19, 2024Kim Ilhwan蔚山市長杯 全国囲碁大会 プロシニア最強戦 프로시니어 예선 2회차　as Black↓9
July 23, 2024Hwang JinhyungSG杯 韓国日報 名人戦 Preliminary Round 2　as White↓2
May 22, 2024Kim KangkeunJiji Auction杯 紳士・淑女・新鋭連勝対抗戦 신사 대 숙녀 연승대항전 예선 2회전　as Black↓9
May 21, 2024Choi ChangweonJiji Auction杯 紳士・淑女・新鋭連勝対抗戦 신사 대 숙녀 연승대항전 예선 1회전　as White↑5
January 16, 2024Oh Kyuchul大舟杯 シニア最強者戦 Preliminary Round 1　as White↓12
December 12, 2023Kim SangcheonGS Caltex杯 プロ棋戦 Preliminary Round 1　as Black↓2

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
20260-5.000
20255-4.556
20241-4.200
20230-5.000
20223-4.429
20214-4.500
20203-4.429
20194-11.267
20182-7.222
20170-6.000
20163-3.500
20154-8.333
20147-10.412
20133-9.250
20127-11.389
20114-11.267
20103-11.214
20095-9.357
20086-10.375
20075-12.294
20065-9.357
20053-12.200
20043-8.273
20035-8.385
20026-9.400
20019-9.500
20002-6.250
19996-8.429
19984-9.308
19977-11.389
199611-9.550
199518-13.581
199411-14.440
199317-14.548
199215-14.517
199112-10.545
19909-12.429
19897-11.389
198816-13.552
198711-11.500
19865-14.263
198516-9.640
19843-10.231
198312-9.571
19825-9.357
19816-6.500
198013-7.650
19792-3.400
19782-5.286
19776-6.500

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