Sirocchi, Marco
Current rating: 1449
| Grand Prix Turin 2012 (modern) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 12 | Viale, William (1500) | Won 2-0 | +181482 |
| 2modern | 7 | Merckel, Gauthier (1500) | Lost 0-2 | -171465 |
| 3modern | 180 | D'Angelo, Fabio (1482) | Lost 1-2 | -181447 |
| 4modern | 226 | Fort, Yannick (1522) | Won 2-1 | +191466 |
| 5modern | 180 | Caro Domingo, Inigo (1510) | Lost 0-2 | -171449 |
| top | average opponent: 1503record: 2-3 | new rating: 1449 | ||
| Grand Prix Rimini 2008 (Lorwyn block) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 82 | Lampasona, Simone (1618) | Lost 0-2 | -161500 |
| 3block | 212 | Mannatzu, Michelangelo (1504) | Lost 0-2 | -181482 |
| 4block | 261 | Winter, Erwin (1481) | Lost 1-2 | -181464 |
| top | average opponent: 1534record: 0-3 | new rating: 1464 | ||
| Grand Prix Florence 2007 (Time Spiral block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 367 | Grimaldi, Giulio (1500) | Lost 1-2 | -181482 |
| 2block | 445 | Dainelli, Federico (1483) | Lost 0-2 | -181464 |
| 3block | 507 | De Angelis, Matteo (1463) | Won 2-0 | +181482 |
| 4block | 484 | Mosca, Daniele (1482) | Won 2-0 | +181500 |
| 5block | 442 | Bassanetti, Andrea (1453) | Won 2-0 | +171517 |
| 6block | 433 | Nobile, Alessandro (1521) | Won 2-0 | +181535 |
| 7block | 414 | Zaccone, Massimo (1548) | Won 2-1 | +181553 |
| 8block | 382 | Poquerusse, Remi (1532) | Lost 0-2 | -181535 |
| 9block | 374 | Bacchini, Davide (1468) | Lost 1-2 | -191516 |
| top | average opponent: 1495record: 5-4 | new rating: 1516 | ||