Mielko, Marcin
Current rating: 1563
Record: 6-3
| Grand Prix Utrecht 2014 (M15 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 256 | Letoret, Anais (1500) | Lost 1-2 | -181482 |
| 2standard | 395 | Barenhoff, Daniel (1669) | Won 2-1 | +211503 |
| 3standard | 398 | Feys, Guillaume (1528) | Won 2-1 | +191522 |
| 4standard | 249 | Aaro, Carl Oscar (1513) | Won 2-0 | +181540 |
| 5standard | 119 | Bojtar, Gyula (1553) | Won 2-0 | +181558 |
| 6standard | 44 | Chiche, Kevin (1813) | Lost 1-2 | -141544 |
| 7standard | 178 | Jansen, Mathijs (1541) | Won 2-1 | +181562 |
| 8standard | 92 | Schrijvers, Hans (1546) | Won 2-0 | +181580 |
| 9standard | 52 | Heiss, Marvin (1634) | Lost 0-2 | -171563 |
| average opponent: 1589record: 6-3 | new rating: 1563 | |||