Ognibene, Giovanni Maria
Current rating: 1565
Record: 14-13 (GP) / 4-3 (professional)
| Grand Prix Rimini 2013 (M14 limited) | starting rating: 1587 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 72 | Catana, Ciprian (1480) | Won 2-0 | +161603 |
| 2sealed | 23 | Spataro, Luca (1685) | Lost 1-2 | -161587 |
| 3sealed | 295 | Fontana, Tomasz (1584) | Lost 1-2 | -191568 |
| 4sealed | 439 | Nicosia, Alvaro (1489) | Won 2-1 | +171585 |
| 5sealed | 345 | Lido, Mattia (1498) | Lost 0-2 | -201565 |
| top | average opponent: 1547record: 2-3 | new rating: 1565 | ||
| Grand Prix Paris 2004 (COK limited) | starting rating: 1556 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 3 | Zidek, Arnost (1530) | Won 2-0 | +181574 |
| 5sealed | 14 | Maaten, Rogier (1683) | Won 2-0 | +201594 |
| 6sealed | 2 | Fajardo, Javier (1567) | Won 2-1 | +171611 |
| 7sealed | 6 | Pinkster, Wilco (1717) | Lost 0-2 | -161595 |
| 8sealed | 7 | Pigeon, Pierre (1593) | Won 2-0 | +181613 |
| 9sealed | 13 | Winkler, Eric (1657) | Lost 0-2 | -171596 |
| 10rochester | 49 | Meyer, Stephan (1804) | Lost 0-0 | -141582 |
| 11rochester | 2 | Pinchon, Pierre (1685) | Won 0-0 | +191601 |
| 12rochester | 12 | Mueller, Thomas (1618) | Won 0-0 | +191620 |
| 13rochester | 55 | Blum, Damien (1580) | Lost 0-2 | -191601 |
| 14rochester | 40 | Klimes, Tomas (1820) | Lost 0-2 | -141587 |
| top | average opponent: 1659record: 6-5 | new rating: 1587 | ||
| Grand Prix Rimini 2004 (Mirrodin block) | starting rating: 1592 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 16 | Lanzarini, Marco (1518) | Won 2-0 | +171609 |
| 3block | 3 | Natale, Tommaso (1639) | Lost 0-2 | -171592 |
| 4block | 167 | Vozdecky, Lukas (1541) | Lost 0-2 | -191573 |
| 5block | 205 | Drahokoupil, Michal (1659) | Lost 1-2 | -171556 |
| top | average opponent: 1589record: 1-3 | new rating: 1556 | ||
| Pro Tour Venice 2003 (Onslaught block) | starting rating: 1555 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 31 | Blume, Marco (1665) | Won 2-1 | +201575 |
| 2block | 37 | Fujita, Osamu (1830) | Won 2-1 | +221597 |
| 3block | 14 | Caumes, Benjamin (1970) | Lost 0-2 | -111586 |
| 4block | 65 | Nakano, Yoshitaka (1682) | Lost 0-2 | -161570 |
| 5block | 69 | Ball, David H (1537) | Lost 1-2 | -191551 |
| 6block | 103 | Sangiorgio, Francesco (1504) | Won 2-1 | +171568 |
| 7block | 64 | Maher, Bob (1924) | Won 2-0 | +241592 |
| top | average opponent: 1730record: 4-3 | new rating: 1592 | ||
| Grand Prix Naples 2002 (TOR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 73 | Cioffo, Leonardo (1465) | Lost 0-2 | -191481 |
| 2sealed | 93 | Simione, Angelo (1482) | Won 2-0 | +181499 |
| 3sealed | 65 | Geraci, Gianluca (1500) | Won 2-0 | +181517 |
| 4sealed | 43 | Mango, Gennaro (1522) | Won 2-0 | +181535 |
| 5sealed | 46 | Muller, Andreas (1591) | Won 2-0 | +191554 |
| 6sealed | 29 | Boschetto, Marco (1567) | Lost 1-2 | -171537 |
| 7sealed | 56 | D'Avino, Tommaso (1538) | Won 2-0 | +181555 |
| top | average opponent: 1524record: 5-2 | new rating: 1555 | ||