Go Player Ratings

JAKOAbout ratings

Yoo Geonjae

Yoo Geonjae (유건재) has a rating of 1071. Their highest rating so far is 1671 (September 6, 1980).

Yoo Geonjae유건재兪健在
Rating1071
Rank—
1-year change—
Peak rating1671
Last 10208-445(3 lost by default)
2021 record
0-3
Record since 1954
208-445
Win rate
.319

No games in the last year

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

Korea ratingsFind a player

Rating history — korea

612 gamesHigh 1671Low 1071

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 2, 2021Jeong DongsikJiji Auction杯 紳士・淑女・新鋭連勝対抗戦 신사 대 숙녀 연승대항전 예선 1회전　Colors unknown—
February 22, 2021Ju Chihong한국기원 선수권전 우슬(1차) 예선 1회전　Colors unknown—
January 19, 2021Kim Soojang大舟杯 シニア最強者戦 예선 1회차　as Black↓4
December 7, 2020Yoo ByunghoGS Caltex杯 プロ棋戦 예선 1회차　as Black↓10
July 1, 2020An KwanwukJiji Auction杯 紳士・淑女・新鋭連勝対抗戦 신사 대 숙녀 연승대항전 예선 1회전　Colors unknown↓5
January 9, 2020Yoo Changhyuk大舟杯 シニア最強者戦 예선2회전　Colors unknown↓1
December 9, 2019Park JiyoungGS Caltex杯 プロ棋戦 예선 1회차　Colors unknown↓6
December 10, 2018Ryu SuhangGS Caltex杯 プロ棋戦 Preliminary Round 1　Colors unknown±0
December 4, 2017Kim SunmiGS Caltex杯 プロ棋戦 예선 1회차　Colors unknown↓10
December 12, 2016Lee MinjinGS Caltex杯 プロ棋戦 예선 1회차　Colors unknown↓4
August 27, 2015O JangwukSG杯 韓国日報 名人戦 예선 1회차　Colors unknown↓2
March 17, 2015Park Yeongchan2014~2015 시니어 바둑 클래식 기성전 1회전　Colors unknown↓5
March 13, 2015Kim Youngsam국수전 예선 2회차　Colors unknown↓2
March 2, 2015Jin DonggyuKBS바둑왕전 예선 2회차　Colors unknown↓1
January 20, 2015Park Seungmun2014~2015 시니어 바둑 클래식 시니어국기전 32강전　Colors unknown↓7
January 19, 2015Park Sangdon2014~2015 시니어 바둑 클래식 시니어국기전 1회전　Colors unknown↑18
December 11, 2014Kim DonghoGS Caltex杯 プロ棋戦 예선 2회차　Colors unknown↓1
December 10, 2014Jeong SuhyeonGS Caltex杯 プロ棋戦 예선 1회차　Colors unknown↑23
November 25, 2014Chun Poongjo2014~2015 시니어 바둑 클래식 시니어 기왕전 본선 2회차　Colors unknown↓13
November 24, 2014Kim Chuljung2014~2015 시니어 바둑 클래식 시니어 기왕전 본선 1회차　Colors unknown↑16

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
20210-3.000
20200-3.000
20190-1.000
20180-1.000
20170-1.000
20160-1.000
20151-5.167
20143-8.273
20131-10.091
20121-11.083
20112-10.167
20103-10.231
20090-9.000
20081-9.100
20072-12.143
20062-7.222
20053-11.214
20040-4.000
20031-3.250
20022-9.182
20012-9.182
20000-7.000
19992-8.200
19983-8.273
19974-12.250
19965-8.385
19953-11.214
199411-11.500
19935-13.278
19928-11.421
19913-11.214
19901-12.077
19892-11.154
19886-11.353
19876-15.286
19866-15.286
19855-9.357
19843-11.214
19838-14.364
19822-7.222
19814-6.400
198010-11.476
197910-9.526
19788-13.381
197710-8.556
19764-8.333
19754-5.444
19743-7.300
19734-6.400
19729-10.474
19718-4.667
19703-2.600
196911-4.733
19689-5.643
19674-4.500
19660-1.000

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