Sferruzzi, Valerio
Current rating: 1553
Record: 7-4-2
| Grand Prix Bologna 2019 (legacy) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 595 | Frisina Sorbello, Samuele (1500) | Won 2-0 | +181516 |
| 2legacy | 131 | Pekala, Rafal (1569) | Lost 1-2 | -171499 |
| 3legacy | 582 | Roth, Kaspar (1372) | Won 2-0 | +161515 |
| 4legacy | 172 | Nieto Gorduno, David (1582) | Lost 0-2 | -171498 |
| 5legacy | 486 | Rask, Malte Bille (1513) | Draw 1-1 | 01498 |
| 6legacy | 443 | Pacheco, Luis Alberto (1529) | Won 2-0 | +191517 |
| 7legacy | 317 | Cabrelli, Ben (1502) | Won 2-0 | +181535 |
| 8legacy | 223 | Pansini, Giuseppe (1545) | Won 2-0 | +181553 |
| average opponent: 1514record: 5-2-1 | new rating: 1553 | |||
| Grand Prix Madrid 2010 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 6 | Buitrago, Victor (1482) | Lost 0-2 | -181482 |
| 2legacy | 303 | Bernabe, Patricio (1481) | Won 2-0 | +181500 |
| 3legacy | 254 | Garcia, Pablo (1500) | Won 2-0 | +181518 |
| 4legacy | 286 | Parra Martinez, Rufino (1438) | Draw 1-1 | -21516 |
| 5legacy | 251 | Robleno Galan, Jesus Manuel (1520) | Lost 1-2 | -181498 |
| average opponent: 1484record: 2-2-1 | new rating: 1498 | |||