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JAKOAbout ratings

Yoo Byungho

Yoo Byungho (유병호) has a rating of 1125, ranked 322 of 340 in korea play. Their highest rating so far is 1718 (May 17, 1973).

Yoo Byungho유병호劉丙虎
Rating1125
Rank322
1-year change↓1
Peak rating1718
Last 10343-582(3 by default, 19 lost by default)
2026 record
0-1
Record since 1954
343-582
Win rate
.371

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 1148Low 1125
63 gamesHigh 1273Low 1125
861 gamesHigh 1718Low 1125

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 18, 2026Kim ChanghoonSG杯 韓国日報 名人戦 Preliminary Round 2　as Black↓1
June 18, 2025Shin HyeonseokSG杯 韓国日報 名人戦 Preliminary Round 2　as Black↓1
January 22, 2025Kwon Hyojin大舟杯 シニア最強者戦 예선 1회차　as White↓6
January 6, 2025Kim MinjeongGS Caltex杯 プロ棋戦 예선 1회차　as Black↓16
December 11, 2023Yoon Ra-eunGS Caltex杯 プロ棋戦 Preliminary Round 1　as White↓8
August 23, 2023Lee Jihyeon蔚山市長杯 全国囲碁大会 プロシニア最強戦 예선 1회차　as Black↓10
May 13, 2023Kim IlhwanJiji Auction杯 紳士・淑女・新鋭連勝対抗戦 신사 대 숙녀 연승대항전 예선 1회전　as Black↓10
March 20, 2023Kim Dongyeop용성전 시니어조 예선 1회차　Colors unknown—
January 18, 2023Lee Seongjae大舟杯 シニア最強者戦 Preliminary Round 2　as Black↓5
January 17, 2023Kim Dongmyeon大舟杯 シニア最強者戦 Preliminary Round 1　as Black↑23
December 5, 2022Lee JihyunGS Caltex杯 プロ棋戦 Preliminary Round 1　as White±0
October 6, 2022Lee Suljoo한국 프로기사협회 리그 Group 4　Colors unknown—
October 6, 2022Kim Minseo한국 프로기사협회 리그 Group 4　Colors unknown—
October 6, 2022Yang Yoojun한국 프로기사협회 리그 Group 4　Colors unknown—
October 6, 2022Kim Eunseon한국 프로기사협회 리그 Group 4　Colors unknown—
October 6, 2022Kim Nuri한국 프로기사협회 리그 Group 4　Colors unknown—
October 6, 2022Kim Kangmin한국 프로기사협회 리그 Group 4　Colors unknown—
October 6, 2022Kim Chongsu한국 프로기사협회 리그 Group 4　Colors unknown—
October 6, 2022Oh Seungmin한국 프로기사협회 리그 Group 4　Colors unknown—
October 6, 2022Kang Byeongkwon한국 프로기사협회 리그 Group 4　Colors unknown—

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
20260-1.000
20250-3.000
20231-5.167
20228-48.143
202113-28.317
202010-23.303
20190-3.000
20180-3.000
20170-2.000
20160-2.000
20151-6.143
20145-11.313
20137-10.412
20124-11.267
20117-10.412
20106-12.333
20095-9.357
20083-11.214
20075-12.294
20061-10.091
20055-12.294
20043-9.250
20035-7.417
20023-10.231
20014-7.364
20004-7.364
19996-8.429
19983-9.250
19976-12.333
19965-7.417
19959-15.375
19947-13.350
199311-13.458
19923-11.214
19915-13.278
19909-12.429
19894-11.267
19884-11.267
19874-12.250
19867-12.368
19857-12.368
198411-15.423
19839-11.450
19823-7.300
19814-6.400
198010-8.556
19797-9.438
197811-8.579
19778-8.500
19768-7.533
19754-7.364
19749-10.474
197312-7.632
197210-8.556
197114-6.700
19708-5.615
19695-4.556
196810-5.667
19675-4.556
19665-4.556

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