Knobbe, Mark
Current rating: 1493
Record: 8-9
| Grand Prix Brussels 2018 (M19 standard) | starting rating: 1491 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 207 | Ireland, Alex (1687) | Lost 0-2 | -141477 |
| 2standard | 316 | Rose, Matteo (1482) | Won 2-0 | +181495 |
| 3standard | 360 | Peltier, Charles (1400) | Won 2-1 | +161511 |
| 4standard | 258 | Van Beeumen, Jonathan (1487) | Lost 1-2 | -181493 |
| 5standard | 405 | Bellemin, Damien (1556) | Lost 1-2 | -171476 |
| 6standard | 393 | Cance, Bernard (1370) | Won 2-1 | +161492 |
| 7standard | 331 | Kennedy, Corey (1462) | Won 2-1 | +171509 |
| 8standard | 258 | Pulin, Romuald (1590) | Lost 0-2 | -161493 |
| average opponent: 1504record: 4-4 | new rating: 1493 | |||
| Grand Prix Amsterdam 2017 (AKH standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 165 | Nattkamp, Florian (1920) | Won 2-1 | +251525 |
| 2standard | 146 | Aleksandrov, Juri (1523) | Lost 1-2 | -181507 |
| 3standard | 395 | Raffoux, Benjamin (1398) | Won 2-1 | +161523 |
| 4standard | 205 | Gonzalez Romero, David (1714) | Won 2-1 | +221545 |
| 5standard | 133 | Offenberg, Barend (1681) | Lost 1-2 | -161529 |
| 6standard | 355 | Albrecht, Fabian (1493) | Lost 1-2 | -191510 |
| 7standard | 367 | Hahn, Maximilian (1542) | Lost 1-2 | -171493 |
| 8standard | 336 | Smith, Andrew [ENG] (1391) | Lost 1-2 | -201473 |
| 9standard | 310 | Schutter, Maximilian (1466) | Won 2-1 | +181491 |
| average opponent: 1570record: 4-5 | new rating: 1491 | |||