Poniatowicz, Tomasz
Current rating: 1610
Record: 18-12-3
| Grand Prix Prague 2019 (UMA limited) | starting rating: 1603 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 872 | Verstraten, Teun (1501) | Won 2-1 | +161619 |
| 2sealed | 919 | Spanily, Stanislav (1518) | Lost 1-2 | -201599 |
| 3sealed | 582 | Lukasik, Matej (1505) | Draw 1-1 | -11598 |
| 4sealed | 793 | Abdyli, Aldo (1498) | Won 2-0 | +161614 |
| 5sealed | 564 | Vanhanen, Tuomas (1739) | Won 2-0 | +201634 |
| 6sealed | 358 | Loghin, Florin (1508) | Lost 0-2 | -201614 |
| 7sealed | 513 | Valuh, Branislav (1487) | Won 2-1 | +161630 |
| 8sealed | 365 | Wardenier, Niels (1526) | Lost 0-2 | -201610 |
| top | average opponent: 1535record: 4-3-1 | new rating: 1610 | ||
| Grand Prix Warsaw 2018 (GRN limited) | starting rating: 1578 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 452 | Cathalifaud, Diego (1636) | Won 2-1 | +191597 |
| 2sealed | 203 | Miao, Shiyu (1517) | Won 2-1 | +171614 |
| 3sealed | 312 | Venturi, Raul (1751) | Won 2-1 | +201634 |
| 4sealed | 73 | Sauer, Joachim (1599) | Won 2-0 | +181652 |
| 5sealed | 72 | Konieczny, Dominik (1956) | Lost 1-2 | -131639 |
| 6sealed | 140 | Gobert, Alois (1642) | Lost 0-2 | -181621 |
| 7sealed | 228 | Shabalov, Mikhail (1621) | Lost 0-2 | -181603 |
| top | average opponent: 1674record: 4-3 | new rating: 1603 | ||
| Grand Prix Warsaw 2017 (XLN standard) | starting rating: 1527 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 267 | Lauth, Peter (1480) | Won 2-0 | +171544 |
| 2standard | 149 | Jirkal, Tomas (1529) | Draw 1-1 | -11543 |
| 3standard | 323 | Ylenius, Henri (1482) | Won 2-1 | +171560 |
| 4standard | 168 | Bochnak, Piotr (1434) | Won 2-1 | +161576 |
| 5standard | 82 | Andren, Lukas (1553) | Lost 0-2 | -181558 |
| 6standard | 195 | Nguyen, Guillaume (1443) | Won 2-0 | +151573 |
| 7standard | 116 | Reinhardt, Fabio (1676) | Draw 1-1 | +21575 |
| 8standard | 191 | Kohut, Taras (1556) | Won 2-1 | +181593 |
| 9standard | 127 | Kreuz, Alexander (1775) | Lost 0-2 | -151578 |
| top | average opponent: 1548record: 5-2-2 | new rating: 1578 | ||
| Grand Prix Warsaw 2016 (KLD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 171 | Grzybowski, Mateusz (1500) | Won 2-1 | +181518 |
| 2standard | 4 | Tochacek, Daniel (1625) | Won 2-1 | +201538 |
| 3standard | 77 | Tanisson, Kaarel (1500) | Lost 1-2 | -191519 |
| 4standard | 255 | Szulborski, Michal (1384) | Won 2-1 | +161535 |
| 5standard | 221 | Vuorela, Lauri (1641) | Lost 0-2 | -161519 |
| 6standard | 260 | Bazunov, Dmytro (1492) | Won 2-1 | +171536 |
| 7standard | 155 | Kubos, Jiri (1601) | Won 2-0 | +191555 |
| 8standard | 141 | Scheinin, Martin (2006) | Lost 1-2 | -101545 |
| 9standard | 167 | Sapigora, Anton (1511) | Lost 0-2 | -181527 |
| top | average opponent: 1585record: 5-4 | new rating: 1527 | ||