Go Player Ratings

JAKOAbout ratings

Jeong Suhyeon

Jeong Suhyeon (정수현) has a rating of 1141, ranked 317 of 340 in korea play. Their highest rating so far is 1855 (April 10, 1987).

Jeong Suhyeon정수현鄭壽鉉
Rating1141
Rank317
1-year change↓20
Peak rating1855
Last 10495-509(3 by default, 2 lost by default)
2026 record
0-3
Record since 1954
495-509
Win rate
.493

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

Korea ratingsFind a player

Rating history — korea

3 gamesHigh 1157Low 1141
10 gamesHigh 1186Low 1141
17 gamesHigh 1186Low 1141
998 gamesHigh 1855Low 1141

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
April 20, 2026Kim KihunJiji Auction杯 紳士・淑女・新鋭連勝対抗戦 신사 숙녀 신예 연승대항전 예선 2회전　as Black↓14
January 22, 2026Kang Jiseong大舟杯 シニア最強者戦 예선 2회차　as Black↓2
January 5, 2026Seo Jun-wooGS Caltex杯 プロ棋戦 Preliminary Round 1　as Black↓3
May 13, 2025Na JonghoonJiji Auction杯 紳士・淑女・新鋭連勝対抗戦 신사 대 숙녀 연승대항전 예선 1회전　Colors unknown—
January 22, 2025Lee Seongjae大舟杯 シニア最強者戦 예선 1회차　as Black↓4
January 7, 2025Kang WoohyukGS Caltex杯 プロ棋戦 예선 2회차　as White↓1
July 23, 2024Yun ChanheeSG杯 韓国日報 名人戦 Preliminary Round 2　as Black↓1
May 21, 2024Kim KihunJiji Auction杯 紳士・淑女・新鋭連勝対抗戦 신사 대 숙녀 연승대항전 예선 1회전　as Black↓15
January 17, 2024Lee Seongjae大舟杯 シニア最強者戦 예선 2회차　as White↓5
January 16, 2024Han Sangyeol大舟杯 シニア最強者戦 Preliminary Round 1　as White↑10
December 11, 2023Yoo ChangjuGS Caltex杯 プロ棋戦 Preliminary Round 1　as Black↓4
July 24, 2023Kim EunseonSG杯 韓国日報 名人戦 Preliminary Round 2　as White↓5
July 20, 2023Choi KyubyeongSG杯 韓国日報 名人戦 Preliminary Round 1　as White↑25
January 17, 2023Lee Seongjae大舟杯 シニア最強者戦 Preliminary Round 1　as Black↓5
December 5, 2022Cha BooilGS Caltex杯 プロ棋戦 Preliminary Round 1　as White↓6
June 21, 2022Kim SeungjunSG杯 韓国日報 名人戦 Preliminary Round 2　as White↓3
January 17, 2022Kim Chanwu大舟杯 シニア最強者戦 Preliminary Round 1　as White↓8
December 7, 2021Yoo JaehoGS Caltex杯 プロ棋戦 예선 프로기전 1회전　as Black↓4
July 2, 2021Moon MyunggunJiji Auction杯 紳士・淑女・新鋭連勝対抗戦 신사 대 숙녀 연승대항전 예선 1회전　as Black↓15
April 6, 2021Kim Sangcheon한국 프로기사협회 리그 Group 6　as Black↓1

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
20260-3.000
20250-3.000
20241-3.250
20231-3.250
20220-3.000
20215-17.227
20202-4.333
20191-3.250
20180-3.000
20170-2.000
20160-2.000
20155-7.417
20142-10.167
20133-10.231
20125-12.294
20117-12.368
20107-12.368
20091-10.091
20084-10.286
20076-15.286
20064-11.267
20059-11.450
20046-10.375
20034-6.400
20025-9.357
20013-8.273
20005-8.385
199910-9.526
199812-10.545
199713-14.481
199610-8.556
199521-15.583
199416-15.516
199316-16.500
199227-17.614
199115-12.556
199026-16.619
198918-14.563
198817-18.486
198720-14.588
198631-13.705
198519-15.559
198426-14.650
198320-11.645
19827-10.412
198116-11.593
198015-13.536
197916-13.552
19786-8.429
197711-3.786
197611-2.846
19757-6.538
19743-5.375

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