Maas, Ruud
Current rating: 1537
Record: 5-4
| Grand Prix Antwerp 2013 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 246 | Despreaux, Erwan (1532) | Won 2-0 | +191519 |
| 2modern | 304 | Lesaege, Clement (1807) | Lost 1-2 | -131506 |
| 3modern | 445 | Franco, Marcos (1532) | Won 2-0 | +181524 |
| 4modern | 430 | Steinecke, Michael (1657) | Won 2-1 | +211545 |
| 5modern | 252 | Guironnet, Benoit (1473) | Lost 1-2 | -201525 |
| 6modern | 386 | Lowet, Raphael (1560) | Won 2-0 | +191544 |
| 7modern | 310 | Habert, Alexandre (1775) | Won 2-0 | +221566 |
| 8modern | 149 | Renedo, Rodrigo (1974) | Lost 0-2 | -111555 |
| 9modern | 197 | Riedel, Tim (1538) | Lost 0-2 | -181537 |
| average opponent: 1650record: 5-4 | new rating: 1537 | |||