Jeon, Younghwan
Current rating: 1460
Record: 1-3
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 324 | Hori, Masayuki (1386) | Lost 0-2 | -201480 |
| 2pioneer | 505 | Sano, Kouta (1377) | Lost 1-2 | -201460 |
| 3pioneer | 822 | Kawai, Riku (1467) | Won 2-0 | +181478 |
| 4pioneer | 757 | Tanaka, Tomoya 7798 (1482) | Lost 1-2 | -181460 |
| average opponent: 1428record: 1-3 | new rating: 1460 | |||