Go Player Ratings

JAKOAbout ratings

Jeong Daesang

Jeong Daesang (정대상) has a rating of 1266, ranked 292 of 340 in korea play. Their highest rating so far is 1813 (January 28, 1997).

Jeong Daesang정대상鄭大相
Rating1266
Rank292
1-year change↑52
Peak rating1813
Last 10512-559(8 by default)
2026 record
14-18
Record since 1954
512-559
Win rate
.478

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

Korea ratingsFind a player

Rating history — korea

50 gamesHigh 1353Low 1236
142 gamesHigh 1353Low 1189
200 gamesHigh 1353Low 1189
1062 gamesHigh 1813Low 1189

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, 2026Lee Seoyoung한국 프로기사협회 리그 Group 12　as White↑17
September 4, 2026Lee Seoyoung한국 프로기사협회 리그 Main Group 12　as Black↓11
August 5, 2026Yun HyunseokThe Merriden Open 시니어조 예선 1회전　as White↓8
July 24, 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 결승　as Black↓10
July 23, 2026Hwang Weonjun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　Colors unknown—
July 17, 2026Choi JinwonSG杯 韓国日報 名人戦 Preliminary Round 1　as White↓5
July 10, 2026Park Yeongchan한국 프로기사협회 리그 Group 6　Colors unknown—
May 22, 2026Park Tae-jun한국 프로기사협회 리그 Group 6　as White↑13
May 13, 2026Hong Jun-seon한국 프로기사협회 리그 Group 6　as Black↓18
May 6, 2026Kang Jisoo한국 프로기사협회 리그 Main Group 6　as White↓15
April 21, 2026Lee YongchanJiji Auction杯 紳士・淑女・新鋭連勝対抗戦 신사 숙녀 신예 연승대항전 예선 3회전　as White↓10
April 20, 2026Ko JaeheeJiji Auction杯 紳士・淑女・新鋭連勝対抗戦 신사 숙녀 신예 연승대항전 예선 2회전　as White↑5
April 8, 2026Baek Yeo-jeong한국 프로기사협회 리그 Group 6　as Black↑19
April 6, 2026Kim Si-Hwang한국 프로기사협회 리그 Group 6　as Black↑18
April 6, 2026Lee Seoyoung한국 프로기사협회 리그 Group 6　as White↓15
April 1, 2026Kim Min-ji한국 프로기사협회 리그 Group 6　as Black↑12
March 30, 2026Kim Soojang한국 프로기사협회 리그 Group 6　as White↓13
March 30, 2026Kim Ilhwan한국 프로기사협회 리그 Group 6　as White↑21
March 26, 2026Kim Chongsu한국 프로기사협회 리그 Group 6　as White↑20
March 19, 2026Yoon Ra-eun한국 프로기사협회 리그 Group 6　as White↓13

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
202614-18.438
202522-32.407
202417-35.327
20239-15.375
20227-19.269
202110-21.323
202011-14.440
201910-16.385
201813-12.520
20176-8.429
20165-12.294
20153-9.250
20144-11.267
201311-9.550
20121-12.077
20114-11.267
20108-12.400
20097-10.412
200812-11.522
20077-12.368
20065-11.313
20059-12.429
20045-5.500
20030-7.000
20026-10.375
20017-6.538
20003-8.273
19993-9.250
19989-10.474
199723-16.590
199619-9.679
199513-18.419
199413-13.500
199319-13.594
199219-11.633
199112-12.500
199016-10.615
198919-14.576
198825-12.676
198724-13.649
198615-14.517
198520-12.625
198425-10.714
198322-5.815

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