Korpikiewicz, Jacek
Current rating: 1475
Record: 23-24-1 (GP) / 2-4 (professional)
| Players Tour Brussels 2020 (pioneer) | starting rating: 1493 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 68 | Murphy, David [IRL] (1545) | Lost 1-2 | -171476 |
| 2draft | 71 | Boussaud, Eliott (1983) | Lost 0-2 | -91467 |
| 3draft | 70 | Kats, Mikhail (1547) | Lost 0-2 | -171450 |
| 4pioneer | 176 | D'Emmerez De Charmoy, Remi (1466) | Won 2-1 | +181468 |
| 5pioneer | 151 | Gonzalez Romero, David (1610) | Won 2-0 | +211489 |
| 6pioneer | 130 | Lawton, James (1722) | Lost 0-2 | -141475 |
| top | average opponent: 1646record: 2-4 | new rating: 1475 | ||
| Grand Prix Stockholm 2018 (modern) | starting rating: 1526 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 68 | Joachim, David (1796) | Lost 1-2 | -141512 |
| 4modern | 299 | Takanen, Andreas (1470) | Lost 0-2 | -181494 |
| 5modern | 408 | Vea, Benjamin (1471) | Draw 1-1 | -11493 |
| top | average opponent: 1579record: 0-2-1 | new rating: 1493 | ||
| Grand Prix Barcelona 2018 (modern) | starting rating: 1568 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 278 | Muriel Poussa, Eduardo (1500) | Lost 0-2 | -191549 |
| 4modern | 333 | Lewandowski, Rafal (1609) | Lost 1-2 | -171532 |
| 5modern | 367 | Varron, Davit (1501) | Won 2-0 | +171549 |
| 6modern | 384 | Wagner, Ann-Katrin (1380) | Won 2-1 | +151564 |
| 7modern | 165 | Crespo, Zurine (1457) | Lost 1-2 | -201544 |
| 8modern | 302 | Jantzen, Damien (1508) | Lost 0-2 | -181526 |
| top | average opponent: 1493record: 2-4 | new rating: 1526 | ||
| Grand Prix London 2018 (RIX limited) | starting rating: 1598 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 280 | Leskovsek, Svarun (1637) | Lost 0-2 | -171581 |
| 3sealed | 713 | Miller, Chris [NZL] (1697) | Won 2-0 | +201601 |
| 4sealed | 537 | Turchansky, Zak (1649) | Lost 0-2 | -171584 |
| 5sealed | 719 | Montanana, Vicente (1438) | Lost 1-2 | -211563 |
| 6sealed | 637 | Ferguson, Sean (1712) | Won 2-1 | +211584 |
| 7sealed | 479 | Verbeken, Dirk (1681) | Lost 0-2 | -161568 |
| top | average opponent: 1636record: 2-4 | new rating: 1568 | ||
| Grand Prix Warsaw 2017 (XLN standard) | starting rating: 1604 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 274 | Klingsheim, Harald (1452) | Lost 1-2 | -201584 |
| 3standard | 363 | Kupper, Lorenz (1500) | Won 2-0 | +161600 |
| 4standard | 415 | Vallejo, Raul (1522) | Won 2-1 | +171617 |
| 5standard | 211 | Lupalo, Kirill (1697) | Lost 1-2 | -171600 |
| 6standard | 319 | Hulldin, Erik (1405) | Won 2-1 | +151615 |
| 7standard | 142 | Pereira, Nuno (1722) | Won 2-0 | +201635 |
| 8standard | 157 | Crabtree, Daniel (1492) | Won 2-0 | +151650 |
| 9standard | 70 | Todd, Lewis (1589) | Lost 0-2 | -191631 |
| 10standard | 93 | Milenin, Ivan (1695) | Won 2-1 | +191650 |
| 11standard | 130 | Tvrznik, Pavel (1667) | Lost 0-2 | -181632 |
| 12standard | 116 | Borra, Luca (1636) | Lost 0-2 | -171615 |
| 13standard | 160 | Bruni, Matteo (1717) | Lost 0-2 | -171598 |
| top | average opponent: 1591record: 6-6 | new rating: 1598 | ||
| Grand Prix Birmingham 2017 (modern) | starting rating: 1651 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 316 | Blondeau, Eliott (1602) | Lost 0-0 | -191632 |
| 3modern | 410 | Austin, Ryan (1459) | Won 2-0 | +151647 |
| 4modern | 339 | Hansen, Marc (1639) | Lost 1-2 | -181629 |
| 5modern | 606 | Mitchell, Matthew (1497) | Lost 0-2 | -211608 |
| 6modern | 670 | Miller, Jamie S (1475) | Won 2-1 | +161624 |
| 7modern | 490 | Blanc, Regis (1542) | Lost 0-2 | -201604 |
| top | average opponent: 1536record: 2-4 | new rating: 1604 | ||
| Grand Prix Warsaw 2016 (KLD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 69 | Siedlecka, Marta (1446) | Won 2-0 | +171517 |
| 2standard | 197 | Miceika, Tadas (1522) | Won 2-0 | +181535 |
| 3standard | 118 | Schulhof, Leo (1885) | Won 2-1 | +241559 |
| 4standard | 66 | Kuzin, Vladimir (1669) | Lost 0-2 | -161543 |
| 5standard | 202 | Bazunov, Dmytro (1510) | Won 2-0 | +181561 |
| 6standard | 145 | Arndt, Jochen (1525) | Won 2-1 | +171578 |
| 7standard | 46 | Stopa, Pawel (1666) | Won 2-0 | +201598 |
| 8standard | 55 | Vojta, David (1601) | Lost 1-2 | -181580 |
| 9standard | 86 | Vale, Nuno (1533) | Won 2-0 | +171597 |
| 10standard | 34 | Sopot, Amadeusz (1601) | Won 2-0 | +181615 |
| 11standard | 42 | Banski, Jakub (1875) | Won 2-1 | +231638 |
| 12standard | 16 | Kiritsis, Giannis (1624) | Won 2-1 | +171655 |
| 13standard | 7 | Van Etten, Bart (2028) | Lost 1-2 | -111644 |
| 14standard | 13 | Hottmann, Alex (2004) | Won 2-0 | +241668 |
| 15standard | 18 | Gerecke, Piet (1718) | Lost 1-2 | -171651 |
| top | average opponent: 1680record: 11-4 | new rating: 1651 | ||