Cha Booil
Cha Booil (차부일) has a rating of 1395, ranked 253 of 340 in korea play. Their highest rating so far is 1509 (September 22, 2017).
- 2026 record
- 0-2
- Record since 1954
- 11-30
- Win rate
- .268
The rating is calculated from published game results. It does not include any adjustment for playing Black.
Rating history — korea
The “All” view starts at 1970; earlier years are used only to warm up the calculation and are not shown.
Recent games
| Date | Opponent and tournament | Result | Change |
|---|---|---|---|
| July 17, 2026 | Kim Ha-yoonSG杯 韓国日報 名人戦 Preliminary Round 1 as White | Loss | ↓3 |
| January 6, 2026 | Song SanghunGS Caltex杯 プロ棋戦 Preliminary Round 2 as Black | Loss | ↓5 |
| December 13, 2023 | Sim JaeikGS Caltex杯 プロ棋戦 Preliminary Round 2 as Black | Loss | ↓3 |
| December 11, 2023 | On SojinGS Caltex杯 プロ棋戦 Preliminary Round 1 Colors unknown | Win | — |
| November 24, 2023 | Yang Minseok한국바둑리그 1차 선발전 3국 (6조) Colors unknown | Loss | — |
| November 23, 2023 | Choi Seungcheol한국바둑리그 1차 선발전 1국 (6조) as White | Loss | ↓9 |
| November 23, 2023 | Kim Minjeong한국바둑리그 1차 선발전 2국 (6조) Colors unknown | Win | — |
| December 7, 2022 | Park JaekeunGS Caltex杯 プロ棋戦 Preliminary Round 2 as White | Loss | ↓4 |
| December 5, 2022 | Jeong SuhyeonGS Caltex杯 プロ棋戦 Preliminary Round 1 as Black | Win | ↑6 |
| December 8, 2021 | Heo YeonghoGS Caltex杯 プロ棋戦 Preliminary Round 2 as Black | Loss | ↓3 |
| December 7, 2021 | Kim DongmyeonGS Caltex杯 プロ棋戦 예선 프로기전 1회전 as White | Win | ↑13 |
| October 9, 2021 | Won Jehun한국바둑리그 1차 선발전 3회전 as Black | Loss | ↓12 |
| October 8, 2021 | On Sojin한국바둑리그 1차 선발전 2회전 as White | Loss | ↓7 |
| October 7, 2021 | Paek Hongseok한국바둑리그 1차 선발전 1회전 Colors unknown | Loss | — |
| February 23, 2021 | On Sojin한국기원 선수권전 우슬(1차) 예선 결승 Colors unknown | Loss | — |
| January 14, 2021 | Jeong DaesangSG배 명인전 예선 2회전 as Black | Loss | ↓22 |
| December 4, 2020 | Shin MinjunGS Caltex杯 プロ棋戦 예선 1회차 as White | Loss | ↓1 |
| November 11, 2020 | Hwang Jaeyeon크라운해태배 Preliminary Round 1 Colors unknown | Loss | — |
| October 22, 2020 | Yoo Jaeho한국바둑리그 2차 선발전 2회전 as White | Loss | ↓10 |
| October 21, 2020 | Choi Kyeongho한국바둑리그 2차 선발전 1회전 as Black | Loss | ↓6 |
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.
| Year | Record | Win rate |
|---|---|---|
| 2026 | 0-2 | .000 |
| 2023 | 2-3 | .400 |
| 2022 | 1-1 | .500 |
| 2021 | 1-6 | .143 |
| 2020 | 2-7 | .222 |
| 2019 | 4-7 | .364 |
| 2018 | 0-1 | .000 |
| 2017 | 1-2 | .333 |
| 2016 | 0-1 | .000 |
Calculated from games played between 1954 and 2026 (as of September 22, 2026).