Dudda, Marc
Current rating: 1506
Record: 4-4-1
| Grand Prix Utrecht 2015 (MM2 limited) | starting rating: 1542 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1256 | Harmsen, Jeroen (1500) | Draw 1-1 | -11541 |
| 2sealed | 1263 | Trossbach, Martin (1594) | Lost 1-2 | -171524 |
| 3sealed | 1450 | Netrefa, Jiri (1560) | Lost 0-2 | -181506 |
| average opponent: 1551record: 0-2-1 | new rating: 1506 | |||
| Grand Prix Milwaukee 2002 (TOR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 27 | Simmons, Mark (1500) | Won 2-1 | +181518 |
| 2standard | 51 | Diesch, Matthew (1560) | Lost 0-2 | -171501 |
| 3standard | 241 | Baer, Drake (1500) | Won 2-1 | +181519 |
| 4standard | 135 | Soo, Waiken (1515) | Won 2-0 | +181537 |
| 5standard | 104 | McCandless, Alan (1612) | Won 2-1 | +191556 |
| 6standard | 68 | Linde, Matt (1748) | Lost 0-2 | -141542 |
| average opponent: 1572record: 4-2 | new rating: 1542 | |||