Niewiadomski, Michal
Current rating: 1517
| Grand Prix Krakow 2015 (DTK standard) | starting rating: 1452 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 116 | Kuba, Daniel (1472) | Won 2-1 | +191471 |
| 2standard | 92 | Wrzeszcz, Kajetan (1519) | Lost 0-2 | -171454 |
| 3standard | 376 | Dietze, Florian (1543) | Lost 0-2 | -171437 |
| 4standard | 459 | Camacho, Francisco Javier (1664) | Won 2-0 | +221459 |
| 5standard | 81 | Jandak, Jakub (1456) | Won 2-1 | +181477 |
| 6standard | 295 | Snoha, Peter (1474) | Won 2-0 | +181495 |
| 7standard | 183 | Burgstaller, Cornelius (1552) | Lost 1-2 | -171478 |
| 8standard | 212 | Gwiazda, Kamil (1530) | Won 2-0 | +191497 |
| 9standard | 133 | Gasiorowski, Pawel (1611) | Won 2-1 | +201517 |
| top | average opponent: 1536record: 6-3 | new rating: 1517 | ||
| Grand Prix Prague 2013 (M14 limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 215 | Moen, Espen (1443) | Lost 0-2 | -181446 |
| 4sealed | 411 | Ackermann, Amadeus (1414) | Lost 0-2 | -191427 |
| 5sealed | 515 | Lam, Wilson (1550) | Won 2-1 | +211448 |
| 6sealed | 335 | Corbett, Euan (1520) | Lost 1-2 | -171431 |
| 7sealed | 412 | Stefankova, Jaroslava (1371) | Lost 1-2 | -191412 |
| 8sealed | 400 | Carneiro, Elton (1491) | Won 2-0 | +191431 |
| 9sealed | 269 | Stoter, Erik (1613) | Won 2-0 | +211452 |
| top | average opponent: 1486record: 3-4 | new rating: 1452 | ||
| Grand Prix Warsaw 2013 (M14 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 31 | Mottaghipour, Sasan (1516) | Won 2-1 | +181518 |
| 2standard | 36 | Wroblewski, Jaroslaw (1500) | Draw 1-1 | 01518 |
| 3standard | 210 | Stabel, Martin (1524) | Lost 0-2 | -181500 |
| 4standard | 369 | Zozulinski, Mateusz (1501) | Lost 1-2 | -181482 |
| 5standard | 417 | Powichrowski, Tomasz (1488) | Lost 0-2 | -181464 |
| 6standard | 422 | Seleznev, Alexey (1464) | Won 2-1 | +181482 |
| 7standard | 360 | Sacco, Sergio (1443) | Won 2-0 | +171499 |
| 8standard | 290 | Beijerink, Pablo (1536) | Lost 0-2 | -171482 |
| 9standard | 289 | Orawec, Anna (1488) | Lost 0-2 | -181464 |
| top | average opponent: 1496record: 3-5-1 | new rating: 1464 | ||