De Groot, Boris
Current rating: 1442
Record: 3-7
| Grand Prix Lille 2016 (modern) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 472 | Hammer, Benjamin (1500) | Lost 0-2 | -171430 |
| 2modern | 643 | Grolleau, Sylvain (1634) | Won 2-0 | +211451 |
| 3modern | 682 | Kim, Nikolaj (1536) | Won 2-1 | +201471 |
| 4modern | 395 | Gouthier, Iokanaan (1476) | Lost 1-2 | -181453 |
| 5modern | 512 | Wang, Yichen [BEL] (1509) | Won 2-0 | +191472 |
| 6modern | 503 | Lemaitre, Francois (1780) | Lost 1-2 | -131459 |
| 7modern | 415 | Urff, Alexander (1507) | Lost 0-2 | -171442 |
| average opponent: 1563record: 3-4 | new rating: 1442 | |||
| Grand Prix Utrecht 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2070 | Simpson, Louis (1531) | Lost 1-2 | -171483 |
| 2sealed | 2263 | Kahm, Raido (1482) | Lost 0-2 | -181465 |
| 3sealed | 2455 | Damoiseaux, Bas (1463) | Lost 1-2 | -181447 |
| average opponent: 1492record: 0-3 | new rating: 1447 | |||