Go Player Ratings

JAKOAbout ratings

Choi Jeong

Choi Jeong (최정) has a rating of 1854, ranked 31 of 340 in korea play. Their highest rating so far is 1943 (March 5, 2026).

Choi Jeong최정崔精
Rating1854
Rank31
1-year change↓35
Peak rating1943
Last 10247-208(1 by default)
2026 record
22-11
Record since 1954
247-208
Win rate
.543

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

Korea ratingsFind a player

Rating history — korea

24 gamesHigh 1943Low 1845
68 gamesHigh 1943Low 1845
150 gamesHigh 1943Low 1773
454 gamesHigh 1943Low 1433

The “All” view starts at 1970; earlier years are used only to warm up the calculation and are not shown.

Rating history in the korean women's tournaments pool (for reference)

20 gamesHigh 2072Low 1995
70 gamesHigh 2118Low 1995
147 gamesHigh 2160Low 1995
349 gamesHigh 2160Low 1518

The “All” view starts at 1970; earlier years are used only to warm up the calculation and are not shown.

Ratings in other pools

Ratings for Korean play and for Korean women's tournaments are calculated independently, and neither affects ratings in Japanese tournaments.

  • Korean women's tournaments: 2046 (#1)

Recent games

Up to 20 games, newest first. “Change” is the rating movement.
DateOpponent and tournamentResultChange
September 17, 2026Nakamura SumireSh수협은행 여자바둑 최강전 Quarterfinal　as White↓26
September 15, 2026Kang Jae-wooThe Merriden Open Round of 32　as Black↑9
September 11, 2026Park Mingyu한국 프로기사협회 리그 Group 1　as Black↓13
September 8, 2026Kim JooahHarim杯 プロ女子国手戦 Main Quarterfinal　as Black↑4
September 4, 2026An Jungki한국 프로기사협회 리그 Main Group 1　as Black↑10
August 12, 2026Sim JaeikSG杯 韓国日報 名人戦 패자조 1회전　as Black↓17
August 8, 2026Han SeungjooSG杯 韓国日報 名人戦 Round of 16　as Black↓16
August 6, 2026O JungaSh수협은행 여자바둑 최강전 Round of 16　as Black↑3
August 4, 2026Lee YoonHarim杯 プロ女子国手戦 Main Round of 16　as Black↑2
July 2, 2026Kim EunjiMOA女子最高棋士決定戦 결승3번기 2국(최종국)　as White↑16
July 1, 2026Kim EunjiMOA女子最高棋士決定戦 결승3번기　as Black↑17
June 19, 2026Kim EunjiMOA女子最高棋士決定戦 승자조 결승　as Black↑19
May 29, 2026Kim DayoungMOA女子最高棋士決定戦 Semifinal　as Black↑5
May 6, 2026Nakamura SumireMOA女子最高棋士決定戦 Main Quarterfinal　as White↑8
April 1, 2026An SungjunGS Caltex杯 プロ棋戦 패자조 1회전　as Black↓14
March 28, 2026Lee WondoSopalkosanol最高棋士決定戦 Round of 16 Group B　as White↓19
March 25, 2026Kim MyeonghoonSopalkosanol最高棋士決定戦 Round of 16 Group B　as Black↓12
March 24, 2026Park SangjinSopalkosanol最高棋士決定戦 Round of 16 Group B　as Black↑18
March 12, 2026Lee Changho블리츠 Open Main Semifinal　as Black↓20
March 11, 2026Kim JunghyunGS Caltex杯 プロ棋戦 Main Round of 16　as Black↓14

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
202622-11.667
202542-20.677
202418-10.643
202351-30.630
202253-19.736
202152-24.684
202043-19.694
201937-12.755
201842-9.824
201730-10.750
201631-12.721
201521-13.618
201415-17.469
201330-16.652
201227-23.540
201130-12.714
20100-3.000

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