Dubelaar, Corne
Current rating: 1618
Record: 36-28-3
| Grand Prix Metz 2017 (HOU limited) | starting rating: 1632 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 96 | van der Vegt, Jan (1830) | Lost 0-2 | -141618 |
| 3sealed | 575 | Polynchuk, Svyatoslav (1643) | Won 2-1 | +181636 |
| 4sealed | 391 | Albert, Francois (1427) | Won 2-0 | +151651 |
| 5sealed | 284 | Le Guen, Mael (1599) | Won 2-0 | +171668 |
| 6sealed | 197 | Norgaard, Lasse (1819) | Lost 0-2 | -161652 |
| 7sealed | 288 | Reiter, Vincent (1752) | Lost 0-2 | -161636 |
| 8sealed | 353 | Hittel, Matthias (1631) | Lost 1-2 | -181618 |
| top | average opponent: 1672record: 3-4 | new rating: 1618 | ||
| Grand Prix Amsterdam 2017 (AKH standard) | starting rating: 1655 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 180 | De Staercke, Jimmy (1466) | Lost 0-2 | -211634 |
| 3standard | 403 | Matser, Arno (1500) | Won 2-0 | +161650 |
| 4standard | 405 | Violette, Aurelie (1527) | Draw 1-1 | -31647 |
| 5standard | 296 | Magnani, Paolo (1650) | Lost 1-2 | -181629 |
| 6standard | 386 | Zinsmeister, Louis (1367) | Won 2-1 | +141643 |
| 7standard | 278 | Story, Sidney (1265) | Won 2-0 | +111654 |
| 8standard | 195 | Ortega, Alexandre (1443) | Lost 0-2 | -221632 |
| top | average opponent: 1459record: 3-3-1 | new rating: 1632 | ||
| Grand Prix Utrecht 2017 (AER standard) | starting rating: 1605 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 26 | Rahner, Nils (1517) | Won 2-1 | +161621 |
| 2standard | 280 | Li, Sean (1754) | Won 2-0 | +211642 |
| 3standard | 41 | Snazle, Louis (1507) | Lost 1-2 | -211621 |
| 4standard | 292 | Santin, Massimiliano (1466) | Lost 1-2 | -211600 |
| 5standard | 406 | Krstevski, Grigor (1355) | Won 2-1 | +141614 |
| 6standard | 223 | Van Os, Kevin (1559) | Won 2-1 | +171631 |
| 7standard | 255 | Brandstetter, Hannes (1653) | Lost 1-2 | -181613 |
| 8standard | 233 | Bergenholm, Magnus (1533) | Won 2-1 | +171630 |
| 9standard | 196 | Riegel, Julian (1536) | Won 2-0 | +161646 |
| 10standard | 103 | Juza, Martin (2026) | Lost 1-2 | -111635 |
| 11standard | 179 | Brown, Derek (1553) | Won 2-0 | +161651 |
| 12standard | 127 | Meis, Robin (1589) | Won 2-0 | +171668 |
| 13standard | 120 | Hatto, Steve (1915) | Lost 0-2 | -131655 |
| 14standard | 115 | Steegh, Michiel (1571) | Won 2-0 | +161671 |
| 15standard | 105 | de Togni, Marco (1795) | Lost 0-2 | -161655 |
| top | average opponent: 1622record: 9-6 | new rating: 1655 | ||
| Grand Prix Prague 2017 (AER limited) | starting rating: 1639 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 532 | Peter, Michael (1708) | Lost 0-2 | -171622 |
| 2sealed | 678 | Steybe, Felix (1447) | Lost 0-2 | -211601 |
| 3sealed | 908 | Reiding, Bjorn (1465) | Won 2-1 | +151616 |
| 4sealed | 793 | Haag, Desiree (1366) | Won 2-0 | +141630 |
| 5sealed | 508 | Kuhnis, Benjamin (1531) | Lost 0-2 | -201610 |
| 6sealed | 631 | Oravec, Michal (1566) | Lost 1-2 | -191591 |
| 7sealed | 727 | Ince, Bahadir (1489) | Won 2-0 | +161607 |
| 8sealed | 603 | Wiederspan, Paul (1520) | Lost 0-2 | -191588 |
| 9sealed | 566 | Whelan, Brian (1542) | Won 2-0 | +171605 |
| top | average opponent: 1515record: 4-5 | new rating: 1605 | ||
| Grand Prix London 2016 (KLD limited) | starting rating: 1512 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 771 | Hansen, Finn (1565) | Won 2-0 | +191531 |
| 2sealed | 358 | Claassen, Stefan (1517) | Won 2-0 | +181549 |
| 3sealed | 247 | Little, Stuart (1572) | Won 2-0 | +181567 |
| 4sealed | 30 | Pieters, Yorick (1680) | Won 2-0 | +201587 |
| 5sealed | 86 | Thidemann, Anders (1699) | Won 2-0 | +201607 |
| 6sealed | 40 | Prokopovic, Marek (1528) | Lost 1-2 | -191588 |
| 7sealed | 185 | Pla, David (1735) | Lost 1-2 | -161572 |
| 8sealed | 207 | Escosa, John (1571) | Lost 1-2 | -181554 |
| 9sealed | 440 | Solaja, Ivan (1546) | Won 2-0 | +181572 |
| 10draft | 50 | Kerem, Hannes (1809) | Won 2-1 | +221594 |
| 11draft | 48 | Bachaud, Louis (1917) | Won 2-0 | +241618 |
| 12draft | 49 | Green, Jeff (1783) | Won 2-0 | +211639 |
| 13draft | 97 | Meekcoms, Zach (1641) | Lost 0-2 | -181621 |
| 15draft | 77 | Kauwen, Martin (1594) | Won 2-1 | +181639 |
| top | average opponent: 1654record: 10-4 | new rating: 1639 | ||
| Grand Prix Manchester 2016 (SOI standard) | starting rating: 1535 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 283 | Styles, David (1500) | Won 2-1 | +171552 |
| 2standard | 308 | Pettit, Josh (1532) | Won 2-1 | +181570 |
| 3standard | 44 | Olczykowski, Tymoteusz (1537) | Lost 1-2 | -191551 |
| 4standard | 522 | Douque, Tobias (1514) | Lost 0-2 | -181533 |
| 5standard | 495 | Alexandersson, Bjarki (1482) | Won 2-0 | +171550 |
| 6standard | 448 | Green, Thomas (1421) | Won 2-0 | +151565 |
| 7standard | 350 | Valverde Calero, Fernando (1617) | Lost 0-2 | -171548 |
| 8standard | 423 | Wild, Jimmy (1566) | Lost 0-2 | -171531 |
| 9standard | 406 | Thorburn, Lee (1494) | Lost 0-2 | -191512 |
| top | average opponent: 1518record: 4-5 | new rating: 1512 | ||
| Grand Prix Brussels 2015 (BFZ standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 243 | Tavera, Jorge (1516) | Draw 0-0 | 01500 |
| 2standard | 465 | Mut, Torsten (1499) | Won 0-0 | +181518 |
| 3standard | 461 | De Zeeuw, Donald (1487) | Won 2-0 | +181536 |
| 4standard | 236 | Rachenne, Romain (1529) | Draw 1-1 | 01536 |
| 5standard | 412 | Romano, Nicola (1510) | Won 2-0 | +171553 |
| 6standard | 254 | Lavrijssen, Remon (1537) | Lost 1-2 | -181535 |
| top | average opponent: 1513record: 3-1-2 | new rating: 1535 | ||