van Dalen, Marvin
Current rating: 1487
Record: 15-16
| Grand Prix Paris 2015 (DTK standard) | starting rating: 1536 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 45 | Baglin, Arnaud (1871) | Lost 0-2 | -121524 |
| 4standard | 192 | Aron, Vincent (1518) | Lost 0-2 | -181506 |
| 5standard | 493 | Kwiatkowski, Ivan (1499) | Lost 1-2 | -181488 |
| 6standard | 476 | Reijke, Sjoerd (1498) | Lost 0-2 | -181470 |
| 7standard | 447 | Maxwell, Seth (1410) | Won 2-0 | +171487 |
| top | average opponent: 1559record: 1-4 | new rating: 1487 | ||
| Grand Prix Krakow 2015 (DTK standard) | starting rating: 1522 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 161 | Ladachowski, Kamil (1353) | Lost 1-2 | -211501 |
| 2standard | 264 | Houzvicek, Matous (1375) | Won 2-0 | +161517 |
| 3standard | 59 | Krysinski, Milos (1465) | Won 2-0 | +171534 |
| 4standard | 224 | Vitezslav, Smid (1599) | Won 2-1 | +191553 |
| 5standard | 231 | Saulacher, Sebastian (1574) | Lost 1-2 | -181535 |
| 6standard | 50 | Guizzi, Christophe (1539) | Won 2-0 | +181553 |
| 7standard | 201 | Baptiste, Nicolas (1616) | Won 2-0 | +201573 |
| 8standard | 106 | Horka, Marek (1562) | Lost 0-2 | -191554 |
| 9standard | 49 | Vainio, Aki (1557) | Lost 0-2 | -181536 |
| top | average opponent: 1515record: 5-4 | new rating: 1536 | ||
| Grand Prix Stockholm 2014 (KTK standard) | starting rating: 1558 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 167 | Kirsten, Filip (1456) | Lost 1-2 | -201538 |
| 3standard | 372 | Sumukari, Albin (1500) | Won 2-0 | +171555 |
| 4standard | 270 | Akerholdt, Benedicte (1522) | Won 2-1 | +181573 |
| 5standard | 247 | Saarinen, Olli (1781) | Lost 0-2 | -151558 |
| 6standard | 115 | Suzuki, Ryuuichi (1466) | Lost 1-2 | -191539 |
| 7standard | 243 | Liljefeldt, Olle (1595) | Lost 0-2 | -171522 |
| 8standard | 49 | Disenborg, Johan (1578) | Lost 0-2 | -171505 |
| 9standard | 240 | Persson, Patrik (1465) | Won 2-1 | +171522 |
| top | average opponent: 1545record: 3-5 | new rating: 1522 | ||
| Grand Prix Utrecht 2014 (M15 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 390 | Renard, Julien (1446) | Won 2-1 | +171517 |
| 2standard | 2 | Tollenaar, Willem (1518) | Lost 0-2 | -181499 |
| 3standard | 581 | vergucht, dave (1499) | Won 2-1 | +181517 |
| 4standard | 410 | van Hassel, Francois (1609) | Won 2-0 | +201537 |
| 5standard | 164 | Brandtner, Michael (1782) | Lost 0-2 | -141523 |
| 6standard | 214 | Vilsgaard, Rasmus (1457) | Lost 1-2 | -191504 |
| 7standard | 396 | Tops, Doki (1502) | Won 2-1 | +181522 |
| 8standard | 313 | van Egmond, Jeff (1558) | Won 2-1 | +191541 |
| 9standard | 233 | Roberts, Adam (1508) | Won 2-0 | +171558 |
| top | average opponent: 1542record: 6-3 | new rating: 1558 | ||