Kornobis, Maciej
Current rating: 1481
Record: 20-22-1
| Grand Prix Warsaw 2016 (KLD standard) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 209 | Jakobsson, Thomas (1463) | Lost 0-2 | -191480 |
| 2standard | 312 | Pianowski, Karol (1482) | Draw 1-1 | 01480 |
| 3standard | 473 | Kleczynski, Mateusz (1527) | Lost 1-2 | -171463 |
| 4standard | 511 | Rozenberg, Oleksandr (1469) | Lost 1-2 | -181445 |
| 5standard | 524 | Perkowski, Jakub (1446) | Won 2-0 | +181463 |
| 6standard | 480 | Zimak, David (1464) | Won 2-0 | +181481 |
| top | average opponent: 1475record: 2-3-1 | new rating: 1481 | ||
| Grand Prix Prague 2015 (ORI standard) | starting rating: 1468 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 2 | Tambos, Rudy (1563) | Won 2-0 | +201488 |
| 2standard | 322 | Jung, Pavel (1526) | Won 2-1 | +181506 |
| 3standard | 324 | Reber, Philipp (1484) | Won 2-1 | +181524 |
| 4standard | 20 | Staciwa, Marcin (1742) | Lost 0-2 | -141510 |
| 5standard | 167 | Meinecke, Olaf (1538) | Lost 0-2 | -181492 |
| 6standard | 393 | Valkeapaa, Tuomas (1675) | Lost 1-2 | -141478 |
| 7standard | 415 | Dedicik, Zdenek (1502) | Won 2-0 | +181496 |
| 8standard | 251 | Rotondo, Riccardo (1434) | Won 2-1 | +171513 |
| 9standard | 175 | Allouchery, Gonzague (1710) | Lost 0-1 | -141499 |
| top | average opponent: 1575record: 5-4 | new rating: 1499 | ||
| Grand Prix Copenhagen 2015 (modern) | starting rating: 1511 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 294 | Moller-holst, Christia (1450) | Won 2-1 | +171528 |
| 2modern | 307 | Prindal-Nielsen, Kasper (1517) | Lost 1-2 | -181510 |
| 3modern | 309 | Karlsson, Robin (1492) | Lost 1-2 | -191491 |
| 4modern | 544 | Drescher, Tammo (1371) | Won 2-1 | +161507 |
| 5modern | 464 | Darre, Simon (1500) | Lost 0-2 | -181489 |
| 6modern | 486 | Rehmann, Daniel (1321) | Lost 1-2 | -211468 |
| top | average opponent: 1442record: 2-4 | new rating: 1468 | ||
| Grand Prix Krakow 2015 (DTK standard) | starting rating: 1493 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 53 | Sok, Sovattha (1500) | Lost 1-2 | -181475 |
| 2standard | 272 | Panchartek, Zbysek (1560) | Lost 0-2 | -161459 |
| 3standard | 545 | Janiak, Marcin (1456) | Won 2-1 | +181477 |
| 4standard | 502 | Lajs, Martin (1405) | Won 2-0 | +171494 |
| 5standard | 417 | Zielinska, Anna (1500) | Won 2-1 | +181512 |
| 6standard | 291 | Kelterbaum, Richard (1349) | Won 2-0 | +151527 |
| 7standard | 168 | Campbell, Gary (1646) | Lost 0-2 | -161511 |
| top | average opponent: 1488record: 4-3 | new rating: 1511 | ||
| Grand Prix Warsaw 2014 (JOU limited) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 51 | Lysek, Andrzej (1710) | Lost 1-2 | -141469 |
| 2sealed | 288 | Sarkany, Norbert (1417) | Won 2-1 | +171486 |
| 3sealed | 393 | Cinquin, Antoine (1431) | Won 2-0 | +171503 |
| 4sealed | 227 | Jaworowski, Andrzej (1581) | Lost 0-2 | -161487 |
| 5sealed | 318 | Bonov, Alexander (1607) | Won 2-1 | +201507 |
| 6sealed | 244 | Poplawski, Adam (1525) | Won 2-0 | +181525 |
| 7sealed | 143 | Knab, Julian (1660) | Lost 0-0 | -151510 |
| 8sealed | 161 | Matthies, Mario (1598) | Lost 0-2 | -171493 |
| top | average opponent: 1566record: 4-4 | new rating: 1493 | ||
| Grand Prix Prague 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 13 | Soltysik, Daniel (1500) | Lost 1-2 | -181482 |
| 2sealed | 232 | Samal, Krystof (1482) | Won 2-0 | +181500 |
| 3sealed | 279 | Levcik, David (1502) | Won 2-0 | +181518 |
| 4sealed | 147 | Vojkuvka, Bohumil (1517) | Won 2-0 | +181536 |
| 5sealed | 108 | Macosek, Jan (1537) | Lost 0-2 | -181518 |
| 6sealed | 209 | Bozzo, Rodolfo (1548) | Lost 1-2 | -171501 |
| 7sealed | 212 | Seemann, Pavel (1540) | Lost 0-2 | -181483 |
| top | average opponent: 1518record: 3-4 | new rating: 1483 | ||