Maciukiewicz, Marcin
Current rating: 1382
Record: 11-21-2
| Grand Prix Prague 2015 (ORI standard) | starting rating: 1381 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 263 | Maderka, Richard (1445) | Lost 1-2 | -171364 |
| 2standard | 374 | Leiensetter, Marc (1458) | Won 2-1 | +201384 |
| 3standard | 396 | Ausilio, Flavio (1663) | Lost 0-2 | -131371 |
| 4standard | 581 | Krawczyk, Szymon (1592) | Lost 1-2 | -141357 |
| 5standard | 606 | Tejeiro Sanchez, Francisco Jose (1194) | Won 2-0 | +151372 |
| 6standard | 523 | Armitstead, Julian (1515) | Won 2-1 | +211393 |
| 7standard | 371 | Frnka, Roman (1586) | Lost 1-2 | -151378 |
| 8standard | 345 | Cornehl, Philip (1476) | Won 2-0 | +201398 |
| 9standard | 277 | Loffler, Maximilian (1503) | Lost 1-2 | -161382 |
| top | average opponent: 1493record: 4-5 | new rating: 1382 | ||
| Grand Prix Krakow 2015 (DTK standard) | starting rating: 1376 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 197 | Urban, Tamas (1640) | Lost 1-2 | -141362 |
| 2standard | 285 | Janiak, Marcin (1476) | Won 2-1 | +201382 |
| 3standard | 388 | Ambrozy, Marcin (1482) | Lost 1-2 | -161366 |
| 4standard | 449 | Friberg, Daniel (1448) | Lost 1-2 | -161350 |
| 5standard | 474 | Mierzynski, Patryk (1464) | Won 2-0 | +201370 |
| 6standard | 382 | Slowinski, Lukasz (1484) | Won 2-0 | +201390 |
| 7standard | 324 | Soumet, Arnaud (1733) | Lost 0-2 | -121378 |
| 8standard | 298 | Szczypka, Adam (1452) | Lost 1-2 | -171361 |
| 9standard | 277 | Gergely, Levente (1466) | Won 2-0 | +201381 |
| top | average opponent: 1516record: 4-5 | new rating: 1381 | ||
| Grand Prix Warsaw 2014 (JOU limited) | starting rating: 1409 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 37 | Kowalski, Przemyslaw (1438) | Lost 0-2 | -171392 |
| 2sealed | 361 | Dziedziel, Szymon (1524) | Lost 0-2 | -161376 |
| 3sealed | 445 | Lepieszko, Klaudia (1469) | Won 2-0 | +201396 |
| 4sealed | 355 | Borba, Rodrigo (1916) | Won 2-1 | +271423 |
| 5sealed | 282 | Ronczka, Jacek (1523) | Lost 1-2 | -171406 |
| 6sealed | 364 | Mahnke, Nico (1499) | Lost 1-2 | -161390 |
| 7sealed | 318 | Papez, Daniel (1578) | Lost 0-0 | -141376 |
| top | average opponent: 1564record: 2-5 | new rating: 1376 | ||
| Grand Prix Prague 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 338 | Widor, Slawomir (1500) | Lost 1-2 | -181482 |
| 2modern | 429 | Van Den Broek, Bennie (1482) | Draw 1-1 | 01482 |
| 3modern | 590 | Orlowski, Marcin (1480) | Lost 0-2 | -181464 |
| 4modern | 653 | MAHE, Brice (1462) | Lost 1-2 | -181446 |
| 5modern | 643 | Soustelle, Romain (1387) | Draw 1-1 | -11445 |
| 6modern | 610 | Stockmarr, Anton (1428) | Lost 0-2 | -181427 |
| 7modern | 566 | Droch Sirvent, Xavier (1429) | Lost 0-2 | -181409 |
| 8modern | 500 | Gans, Sabrina (1411) | Won 2-0 | +181427 |
| 9modern | 424 | Kodet, Jaroslav (1466) | Lost 1-2 | -181409 |
| top | average opponent: 1449record: 1-6-2 | new rating: 1409 | ||