Ben Zaken, Aviad
Current rating: 1589
| Grand Prix Boston-Worcester 2012 (M13 limited) | starting rating: 1533 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 296 | Ford, Brian (1519) | Won 2-0 | +181551 |
| 3sealed | 272 | Meyerson, Jeffrey (1628) | Won 2-1 | +191570 |
| 4sealed | 119 | Maynard, Pascal (1861) | Won 2-1 | +231593 |
| 5sealed | 21 | Cheng, Johnny (1499) | Lost 0-2 | -201573 |
| 6sealed | 190 | Paradee, Joel (1568) | Won 2-0 | +181591 |
| 7sealed | 148 | Cagenello, Ross (1576) | Won 2-0 | +181609 |
| 8sealed | 73 | Brint, Jody (1599) | Draw 1-1 | 01609 |
| 9sealed | 58 | McGhee, Joshua (1501) | Lost 0-2 | -201589 |
| top | average opponent: 1594record: 5-2-1 | new rating: 1589 | ||
| Grand Prix Milan 2011 (ISD limited) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 167 | Zweers, Nathan (1538) | Won 2-0 | +181537 |
| 3sealed | 60 | Ginter, Krzysztof (1631) | Won 2-1 | +201557 |
| 4sealed | 77 | Bugliani, Stefano (1632) | Won 2-0 | +191576 |
| 5sealed | 9 | Mercader Diaz, Lucas (1551) | Won 2-0 | +181594 |
| 6sealed | 21 | Wolff, Morten (1568) | Won 2-1 | +171611 |
| 7sealed | 12 | Signorini, Tommaso (1705) | Lost 0-2 | -161595 |
| 8sealed | 28 | Lamesch, Matthias (1615) | Won 2-0 | +181613 |
| 9sealed | 25 | Bjornerud, Sveinung (1830) | Lost 1-2 | -141599 |
| 10sealed | 35 | Bergamaschi, Paolo (1524) | Lost 0-2 | -191580 |
| 11draft | 63 | Nediani, Andrea (1563) | Lost 0-0 | -181562 |
| 13draft | 56 | Casonato, Italo (1518) | Won 2-0 | +171579 |
| 14draft | 57 | Pils, Florian (1940) | Lost 0-2 | -121567 |
| 15draft | 11 | Holdhus, Egon (1669) | Lost 0-2 | -161551 |
| 16draft | 45 | Cutuli, Daniele (1537) | Lost 1-2 | -181533 |
| top | average opponent: 1630record: 7-7 | new rating: 1533 | ||
| Grand Prix Turin 2006 (DIS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 45 | Caenazzo, Tommaso (1538) | Won 2-1 | +191519 |
| 2sealed | 65 | Morelli, Marcello (1518) | Won 2-0 | +181537 |
| 3sealed | 86 | Lisio, Matteo (1517) | Won 2-0 | +171554 |
| 4sealed | 2 | Butler, Dara (1551) | Won 2-1 | +181572 |
| 5sealed | 18 | Henke, Tobias (1697) | Lost 1-2 | -151557 |
| 6sealed | 65 | Iacono, Giuseppe (1523) | Lost 0-2 | -191538 |
| 7sealed | 66 | Vasic, Zeljko (1539) | Lost 0-2 | -181520 |
| 8sealed | 108 | Buoncristiani, Angelo (1479) | Won 2-1 | +171537 |
| 9sealed | 70 | Aiello, Paolo (1523) | Lost 0-2 | -181519 |
| top | average opponent: 1543record: 5-4 | new rating: 1519 | ||