Kaczmarski, Krzysztof
Current rating: 1510
| Grand Prix London 2019 (WAR sealed) | starting rating: 1507 | |||
| round | table | opponent (rating) | result | Δrating |
| D1sealed | 1100 | Foley, George (1528) | Won 2-1 | +191526 |
| D2sealed | 1155 | Bovrisse, Lucie (1499) | Won 2-0 | +171543 |
| D3sealed | 1062 | Bateman, Christian (1640) | Lost 0-2 | -161527 |
| D4sealed | 1096 | Loven, Axel (1455) | Won 2-0 | +171544 |
| D5sealed | 1088 | Rozycki, Krzysztof (1676) | Lost 1-2 | -161528 |
| D6sealed | 1111 | Asensio, Alberto (1550) | Lost 0-2 | -181510 |
| top | average opponent: 1558record: 3-3 | new rating: 1510 | ||
| Grand Prix London 2018 (RIX limited) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 300 | Luisoni, Georg (1434) | Won 2-0 | +171479 |
| 2sealed | 232 | Lievesley, Tom (1521) | Won 2-0 | +191498 |
| 3sealed | 357 | Brandstetter, Hannes (1826) | Lost 0-2 | -121486 |
| 4sealed | 611 | Gasparac, Luka (1619) | Draw 1-1 | +21488 |
| 5sealed | 469 | Gardner, Alex (1466) | Won 2-0 | +181506 |
| 6sealed | 298 | Paton, Amy (1535) | Won 2-0 | +191525 |
| 7sealed | 182 | Halvorsen, Lars (1566) | Lost 0-2 | -181507 |
| top | average opponent: 1567record: 4-2-1 | new rating: 1507 | ||
| Grand Prix London 2016 (KLD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 463 | Morrissey, Liam (1467) | Lost 1-2 | -191481 |
| 2sealed | 787 | Tainsh, Edward (1470) | Lost 1-2 | -181463 |
| 3sealed | 1134 | Storrie, Stephen (1463) | Won 2-1 | +181481 |
| 4sealed | 1114 | Bunce, Nicholas (1448) | Won 2-0 | +181499 |
| 5sealed | 890 | Sutherland, Thomas (1464) | Lost 1-2 | -191480 |
| 6sealed | 937 | Evans, Jog (1481) | Lost 0-2 | -181462 |
| top | average opponent: 1466record: 2-4 | new rating: 1462 | ||