Giammetta, Valerio
Current rating: 1488
Record: 2-3
| Grand Prix Lyon 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 651 | Ceresola, Frederic (1502) | Lost 0-2 | -181482 |
| 2modern | 730 | Mandon, Joel (1439) | Won 2-1 | +171499 |
| 3modern | 645 | Roumanille, Stephane (1715) | Won 2-1 | +221521 |
| 4modern | 671 | Truong, Minh Thuan (1510) | Lost 1-2 | -181503 |
| 5modern | 730 | Trouslard, Philemon (1650) | Lost 1-2 | -151488 |
| average opponent: 1563record: 2-3 | new rating: 1488 | |||