Ottaviani, Carlo
Current rating: 1345
| Grand Prix Madrid 2010 (legacy) | starting rating: 1393 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 139 | Melendez, Violeta (1500) | Lost 1-2 | -161377 |
| 2legacy | 377 | Lopez, Gonzalo 1 (1482) | Lost 0-2 | -161361 |
| 3legacy | 477 | Fernandez, Yannick (1464) | Lost 1-2 | -161345 |
| top | average opponent: 1482record: 0-3 | new rating: 1345 | ||
| Grand Prix Rimini 2008 (Lorwyn block) | starting rating: 1427 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 84 | Leonelli, Ada (1500) | Lost 1-2 | -171410 |
| 2block | 243 | Lipovec, Jernej (1444) | Lost 0-2 | -171393 |
| 3block | 291 | Perales, Jennifer (1373) | Draw 1-1 | -11392 |
| 4block | 307 | Tempesta, Fabrizio (1417) | Draw 1-1 | +11393 |
| top | average opponent: 1434record: 0-2-2 | new rating: 1393 | ||
| Grand Prix Florence 2007 (Time Spiral block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 57 | Ferrara, Giacomo (1500) | Lost 0-1 | -181482 |
| 2block | 216 | Roggio, Fausto (1461) | Lost 1-2 | -181464 |
| 3block | 232 | Bartollini, Jacopo (1429) | Lost 0-2 | -191445 |
| 4block | 258 | Velardi, Francesco (1445) | Won 2-1 | +181463 |
| 5block | 226 | Martin, Wolfram (1534) | Lost 0-2 | -171446 |
| 6block | 219 | Morini, David (1446) | Won 2-1 | +181464 |
| 7block | 181 | Kelterbaum, Richard (1388) | Lost 0-2 | -191445 |
| 8block | 153 | Martin, Bernard (1446) | Lost 0-2 | -181427 |
| top | average opponent: 1456record: 2-6 | new rating: 1427 | ||