Van Opstal, Dennis
Current rating: 1476
| Grand Prix Brussels 2020 (pioneer) | starting rating: 1487 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 230 | van der Mandele, Joost (1612) | Won 2-0 | +201507 |
| 2pioneer | 299 | Plonski, Andre (1518) | Lost 0-2 | -181489 |
| 3pioneer | 420 | Schneider, Philipp (1627) | Won 2-0 | +201509 |
| 4pioneer | 515 | Shai, Yuval (1534) | Lost 0-2 | -171492 |
| 5pioneer | 507 | Muller, Tomas (1631) | Lost 0-2 | -161476 |
| top | average opponent: 1584record: 2-3 | new rating: 1476 | ||
| Grand Prix Utrecht 2019 (ELD limited) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 379 | Leopold, Christian (1500) | Lost 1-2 | -181483 |
| 2sealed | 711 | Gouw, Esther (1466) | Won 2-0 | +171500 |
| 3sealed | 524 | Ang, Arjan (1657) | Won 2-1 | +211521 |
| 4sealed | 318 | Zivec, Josef (1661) | Lost 0-2 | -151506 |
| 5sealed | 432 | Eriksson, Johan (1435) | Lost 0-2 | -191487 |
| top | average opponent: 1544record: 2-3 | new rating: 1487 | ||
| Grand Prix Utrecht 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1301 | [anonymous] | Lost 1-2 | -181482 |
| 2sealed | 1321 | Kaminek, Petr (1555) | Lost 0-2 | -171465 |
| 3sealed | 1513 | van der Pas, Robbert (1437) | Won 2-0 | +181483 |
| 4sealed | 1363 | Denoix, Guillaume (1420) | Draw 1-1 | -11482 |
| 5sealed | 1393 | Jastrzebowski, Piotr (1467) | Won 2-1 | +171499 |
| 6sealed | 1304 | Bor, Tomas (1513) | Won 2-0 | +191518 |
| 7sealed | 1215 | Graczewski, Damian (1579) | Lost 1-2 | -171501 |
| top | average opponent: 1496record: 3-3-1 | new rating: 1501 | ||