Kowalewski, Patrick
Current rating: 1513
| Grand Prix Brussels 2015 (BFZ standard) | starting rating: 1559 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 288 | Le Faou, Ronan (1500) | Lost 0-0 | -191540 |
| 2standard | 584 | Gusenburger, Ben (1592) | Lost 0-0 | -171523 |
| 3standard | 834 | Cogan, Mark (1442) | Won 2-0 | +161539 |
| 4standard | 699 | Friberg, Daniel (1492) | Won 2-0 | +181557 |
| 5standard | 680 | Parr, Simon (1526) | Lost 0-2 | -191538 |
| 6standard | 655 | Abelt, Marc (1389) | Won 2-0 | +151553 |
| 7standard | 542 | Tollenaar, Xandor (1459) | Draw 1-1 | -11552 |
| 8standard | 431 | Pavlicek, Jan (1485) | Lost 1-2 | -201532 |
| 9standard | 402 | Berkemeier, Thomas (1482) | Lost 1-2 | -191513 |
| top | average opponent: 1485record: 3-5-1 | new rating: 1513 | ||
| Grand Prix London 2015 (ORI standard) | starting rating: 1537 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 293 | Chatley, Amiy (1530) | Won 2-0 | +181555 |
| 2standard | 230 | Walker, Oliver J (1519) | Won 2-0 | +171572 |
| 3standard | 168 | Coates, Richard (1527) | Won 2-1 | +171589 |
| 4standard | 45 | Landgraf, Svante (1627) | Won 2-1 | +191608 |
| 5standard | 45 | Mckenzie, Scott R (1571) | Won 2-0 | +171625 |
| 6standard | 26 | Pispa, Lauri (1704) | Lost 0-2 | -161609 |
| 7standard | 64 | Cook, James J (1573) | Lost 0-2 | -191590 |
| 8standard | 126 | Wilkes, Samuel (1643) | Lost 1-2 | -171573 |
| 9standard | 115 | Nolte, Dennis (1797) | Lost 0-2 | -141559 |
| top | average opponent: 1610record: 5-4 | new rating: 1559 | ||
| Grand Prix Paris 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 435 | Parra, Jeff (1500) | Draw 1-1 | 01500 |
| 2standard | 302 | Riquier, Stephane (1593) | Lost 0-2 | -161484 |
| 3standard | 602 | Formoso, Evan (1445) | Lost 1-2 | -191465 |
| 4standard | 645 | Tropee, Benjamin (1450) | Draw 1-1 | 01465 |
| 5standard | 626 | Lecoupeur, Hugues (1461) | Won 2-0 | +181483 |
| 6standard | 531 | Adam, Christos (1430) | Won 2-0 | +171500 |
| 7standard | 423 | Constant, Emile (1494) | Won 2-0 | +181518 |
| 8standard | 310 | Hebert, Christophe (1573) | Won 2-1 | +191537 |
| 9standard | 224 | Lowet, Raphael (1551) | Draw 1-1 | 01537 |
| top | average opponent: 1500record: 4-2-3 | new rating: 1537 | ||