Ballista, Enrico
Current rating: 1469
| Grand Prix Florence 2010 (SOM limited) | starting rating: 1506 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 640 | Tzouriadis, Iason (1500) | Lost 0-2 | -191487 |
| 2sealed | 741 | Sala, Alessandro (1482) | Lost 1-2 | -181469 |
| top | average opponent: 1491record: 0-2 | new rating: 1469 | ||
| Grand Prix Rimini 2008 (Lorwyn block) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 97 | Orsalla, Michele (1502) | Draw 1-1 | 01481 |
| 2block | 181 | Rotelli, Francesco (1499) | Lost 0-2 | -171464 |
| 3block | 254 | Kelis, Martin (1466) | Won 2-0 | +181482 |
| 4block | 227 | Canavesi, Emanuele (1686) | Lost 1-2 | -151467 |
| 5block | 258 | Mezzetta, Matteo (1479) | Won 2-0 | +191486 |
| 6block | 207 | Sormani, Reto (1483) | Won 2-1 | +181504 |
| 7block | 154 | Fonte, Emanuele (1516) | Draw 1-1 | 01504 |
| 8block | 156 | Rizzi, Giuseppe (1502) | Won 2-0 | +181522 |
| 9block | 55 | Simoncini, Stefano Fudo (1621) | Lost 1-2 | -161506 |
| top | average opponent: 1528record: 4-3-2 | new rating: 1506 | ||
| Grand Prix Florence 2007 (Time Spiral block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 359 | Camps, Montse (1460) | Won 2-1 | +171517 |
| 2block | 423 | Fabbrizzi, Simone (1518) | Won 2-0 | +181535 |
| 3block | 369 | Reale, Jacopo (1487) | Won 2-1 | +171552 |
| 4block | 316 | Arbelli, Carlo (1553) | Lost 1-2 | -181534 |
| 5block | 416 | Tarko, Dan Costin (1615) | Lost 1-2 | -161518 |
| 6block | 449 | Batbukt, Morten (1526) | Lost 0-2 | -181500 |
| 7block | 445 | Ferri, Giuseppe (1499) | Lost 0-2 | -181482 |
| 8block | 437 | Taylor, Nicholas (1422) | Lost 0-2 | -191463 |
| 9block | 424 | Past, Jan-eerik (1463) | Won 2-0 | +181481 |
| top | average opponent: 1505record: 4-5 | new rating: 1481 | ||