Jeske, Kai
Current rating: 1489
Record: 2-3
| Grand Prix Brussels 2020 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 117 | Jorgensen, Rune (1556) | Won 2-1 | +191519 |
| 2pioneer | 297 | Gosic, Lazar (1534) | Lost 1-2 | -181501 |
| 3pioneer | 668 | Pacini, Emanuele (1631) | Won 2-1 | +211522 |
| 4pioneer | 278 | Del Pivo, Marco (1746) | Lost 0-2 | -141508 |
| 5pioneer | 430 | Kepka-Nguyen, Cedric (1465) | Lost 0-2 | -191489 |
| average opponent: 1586record: 2-3 | new rating: 1489 | |||