Marinaccio, Roberto
Current rating: 1523
Record: 9-8-1
| Grand Prix Turin 2006 (DIS limited) | starting rating: 1557 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 150 | salvini, andrea (1502) | Won 2-0 | +171574 |
| 3sealed | 85 | Farace, Riccardo (1521) | Lost 0-2 | -191555 |
| 4sealed | 149 | Messina, Giuseppe (1506) | Lost 0-2 | -191536 |
| 5sealed | 187 | Maij, Rosario (1849) | Lost 0-2 | -131523 |
| average opponent: 1595record: 1-3 | new rating: 1523 | |||
| Grand Prix Zurich 2004 (Mirrodin block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 148 | Gomez, Emmanuel (1500) | Won 2-1 | +181518 |
| 2block | 62 | Martongelli, Umberto (1517) | Won 2-0 | +181536 |
| 3block | 17 | Bauer, Sebastian (1589) | Draw 1-1 | +11537 |
| 4block | 78 | Sele, Yves (1448) | Won 2-0 | +161553 |
| 5block | 38 | Stahli, Patrick (1504) | Won 2-0 | +171570 |
| 6block | 20 | Magri, Saverio (1519) | Won 2-0 | +171587 |
| 7block | 9 | Cerutti, Mattia (1617) | Won 2-0 | +191606 |
| 8block | 4 | Cirigliano, Matteo (1759) | Lost 0-2 | -151591 |
| 9block | 15 | Kreher, Christian (1461) | Lost 1-2 | -211570 |
| 10block | 22 | Fagnoni, Bertrand (1611) | Lost 1-2 | -171553 |
| 11block | 26 | Hauchard, Olivier (1565) | Lost 1-2 | -181535 |
| 12block | 31 | Foltyn, Jan (1564) | Lost 1-2 | -171518 |
| 13block | 30 | Meissner, Patrick (1626) | Won 2-1 | +201538 |
| 14block | 28 | Bertaud, Julien (1583) | Won 2-1 | +191557 |
| average opponent: 1562record: 8-5-1 | new rating: 1557 | |||