Blaszczak, Rafal
Current rating: 1377
Record: 29-41-3
| Grand Prix London 2016 (KLD limited) | starting rating: 1410 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 12 | Huber, Viktor (1500) | Draw 1-1 | +21412 |
| 2sealed | 606 | White, Christian N (1422) | Lost 0-2 | -181394 |
| 3sealed | 1044 | Claxton, Finn (1482) | Lost 0-2 | -171377 |
| top | average opponent: 1468record: 0-2-1 | new rating: 1377 | ||
| Grand Prix Manchester 2016 (SOI standard) | starting rating: 1404 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 276 | Spilsbury, Mark (1504) | Lost 0-2 | -161388 |
| 2standard | 358 | Garner, Charlie (1481) | Won 2-1 | +191407 |
| 3standard | 563 | Cuffe, John (1523) | Won 2-0 | +201427 |
| 4standard | 370 | Day, Alain (1432) | Won 2-0 | +181445 |
| 5standard | 245 | Dolan, Stephanie (1417) | Lost 1-2 | -181427 |
| 6standard | 367 | Turner, George (1488) | Lost 1-2 | -171410 |
| top | average opponent: 1474record: 3-3 | new rating: 1410 | ||
| Grand Prix Liverpool 2015 (FRF limited) | starting rating: 1416 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 217 | Turnbull, Dexter (1500) | Won 2-0 | +201436 |
| 3sealed | 162 | Taylor, Matthew (1469) | Lost 0-2 | -181418 |
| 4sealed | 491 | McNally, Graham (1466) | Lost 0-2 | -171401 |
| 5sealed | 490 | Gascoigne, Alexis (1554) | Won 2-0 | +211422 |
| 6sealed | 266 | Stevenson, Craig (1400) | Lost 0-2 | -181404 |
| top | average opponent: 1478record: 2-3 | new rating: 1404 | ||
| Grand Prix Manchester 2014 (Theros block) | starting rating: 1427 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 148 | Southworth, Luke (1558) | Lost 1-2 | -161411 |
| 3block | 505 | Thompson, Thomas (1475) | Won 2-0 | +191430 |
| 4block | 309 | Bainbridge, Rhys (1497) | Won 2-0 | +201450 |
| 5block | 237 | Downie, James (1535) | Lost 0-2 | -171433 |
| 6block | 231 | Cook, James J (1498) | Lost 1-2 | -171416 |
| top | average opponent: 1512record: 2-3 | new rating: 1416 | ||
| Grand Prix Prague 2014 (modern) | starting rating: 1424 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 136 | Gajewski, Michal (1834) | Won 2-1 | +251449 |
| 4modern | 202 | Berze, Richard (1713) | Lost 0-2 | -131436 |
| 5modern | 219 | Schuringa, Remco (1431) | Won 2-0 | +171453 |
| 6modern | 138 | Kara, Michal (1582) | Lost 0-2 | -151438 |
| 7modern | 2 | Gerber, Timm (1542) | Lost 0-2 | -161422 |
| 8modern | 297 | Jana, Richard (1531) | Lost 1-2 | -161406 |
| 9modern | 278 | Poroszkai, Laszlo (1583) | Won 2-1 | +211427 |
| top | average opponent: 1603record: 3-4 | new rating: 1427 | ||
| Grand Prix London 2013 (GTC limited) | starting rating: 1416 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 478 | Stefani, Giovanni (1483) | Won 2-0 | +191435 |
| 2sealed | 340 | Cheshire, Stuart (1517) | Lost 1-2 | -161419 |
| 3sealed | 368 | Braud, Laurent (1490) | Lost 1-2 | -171402 |
| 4sealed | 744 | Wrzesinski, Piotr (1482) | Won 2-0 | +201422 |
| 5sealed | 528 | Karlsson, Markus (1491) | Lost 1-2 | -171405 |
| 6sealed | 611 | Watson, Daniel (1446) | Won 2-1 | +191424 |
| top | average opponent: 1485record: 3-3 | new rating: 1424 | ||
| Grand Prix Lisbon 2012 (RTR limited) | starting rating: 1428 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 144 | Ung, Christoffer (1500) | Lost 0-2 | -171411 |
| 2sealed | 231 | Julio, Pedro (1481) | Lost 0-2 | -171394 |
| 3sealed | 280 | Vieira, Antonio (1464) | Won 2-1 | +201414 |
| 4sealed | 259 | Campos, Alberto (1553) | Won 2-1 | +201434 |
| 5sealed | 210 | Santos, Luis 6704 (1441) | Lost 0-2 | -181416 |
| top | average opponent: 1488record: 2-3 | new rating: 1416 | ||
| Grand Prix Manchester 2012 (DKA limited) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 46 | Schepman, Patrick (1344) | Lost 0-2 | -201460 |
| 2sealed | 150 | Roache, Ryan (1482) | Won 2-1 | +181478 |
| 3sealed | 108 | Chapman, Jonny (1650) | Lost 0-2 | -151463 |
| 4sealed | 213 | Green, Ken (1470) | Lost 0-2 | -181445 |
| 5sealed | 203 | Johansson, Emil (1470) | Lost 0-2 | -171428 |
| top | average opponent: 1483record: 1-4 | new rating: 1428 | ||
| Grand Prix Madrid 2012 (DKA limited) | starting rating: 1453 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 160 | Martinho, Pedro (1501) | Draw 1-1 | +11454 |
| 3sealed | 113 | Santos, Alberto (1515) | Won 2-1 | +191473 |
| 4sealed | 105 | Kryvosheiev, Sergii (1502) | Won 2-1 | +191492 |
| 5sealed | 53 | Tamaral Sanchez, Francisco (1524) | Won 2-1 | +181510 |
| 6sealed | 27 | Almarza, Gustavo (1500) | Lost 0-2 | -181492 |
| 7sealed | 64 | Dictus, Mark (1744) | Lost 0-2 | -131479 |
| 8sealed | 112 | Munio Pamies, Sergio (1539) | Lost 0-2 | -171462 |
| 9sealed | 920 | Monet, Yves (1488) | Won 2-1 | +181480 |
| top | average opponent: 1539record: 4-3-1 | new rating: 1480 | ||
| Grand Prix Amsterdam 2011 (legacy) | starting rating: 1488 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 827 | Ruaut, Vincent (1418) | Won 2-0 | +171505 |
| 2legacy | 768 | Hercezi, Mario (1449) | Lost 0-2 | -191486 |
| 3legacy | 847 | Stok, Alex (1569) | Lost 0-2 | -171469 |
| 4legacy | 939 | van Belle, Marco (1511) | Won 2-1 | +191488 |
| 5legacy | 873 | Liger, Jeremy (1596) | Lost 0-2 | -161472 |
| 6legacy | 932 | Arnal Avino, Josep Lluis (1383) | Lost 0-2 | -201452 |
| 7legacy | 891 | Dijk, Jannes (1465) | Won 2-1 | +191471 |
| 8legacy | 830 | Terrier, Lucas (1498) | Lost 1-2 | -181453 |
| top | average opponent: 1486record: 3-5 | new rating: 1453 | ||
| Grand Prix Prague 2011 (NPH limited) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 652 | Korosi, Daniel (1500) | Won 2-1 | +191517 |
| 2sealed | 607 | Pavlov, Stefan (1517) | Won 2-1 | +181535 |
| 3sealed | 558 | Rosenberger, Alexander (1737) | Lost 0-2 | -151520 |
| 4sealed | 618 | Snajdr, Marek (1480) | Won 2-0 | +171537 |
| 5sealed | 616 | Muecke, Sebastian (1545) | Lost 0-2 | -171520 |
| 6sealed | 632 | Popov, Alexander (1620) | Lost 1-2 | -171503 |
| 7sealed | 629 | Kadavy, Petr (1620) | Lost 0-2 | -151488 |
| 8sealed | 624 | Holtzberg, Julius (1523) | Won 2-1 | +181506 |
| 9sealed | 588 | Karstrom, Kristoffer (1500) | Lost 1-2 | -181488 |
| top | average opponent: 1560record: 4-5 | new rating: 1488 | ||
| Grand Prix London 2011 (MBS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 35 | Arneson, Oystein (1728) | Draw 1-1 | +41504 |
| 5sealed | 25 | Bharmal, Mustafa (1559) | Won 2-0 | +191523 |
| 6sealed | 13 | Bohny, Nico (1867) | Lost 1-2 | -121511 |
| 7sealed | 31 | Vardzik, Marek (1551) | Lost 0-1 | -171494 |
| 8sealed | 52 | Malin, Antti (1754) | Lost 0-2 | -141480 |
| 9sealed | 51 | Aizawa, Takeshi (1480) | Won 2-1 | +181498 |
| top | average opponent: 1657record: 2-3-1 | new rating: 1498 | ||