Mattiassi, Alan
Current rating: 1404
Record: 9-15-1
| Grand Prix Milan 2011 (ISD limited) | starting rating: 1416 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 30 | Geymayer, Felix (1508) | Won 2-0 | +201436 |
| 3sealed | 110 | Mampaey, Herwig (1387) | Lost 0-2 | -191417 |
| 4sealed | 258 | Andrade, Claudio (1543) | Lost 0-2 | -161401 |
| 5sealed | 219 | Mahot, Fabien (1484) | Lost 1-2 | -161385 |
| 6sealed | 310 | Hasselhorst, Marcel (1482) | Won 2-0 | +191404 |
| top | average opponent: 1481record: 2-3 | new rating: 1404 | ||
| Grand Prix Florence 2007 (Time Spiral block) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 358 | Capasso, Pasquale (1556) | Won 2-1 | +201466 |
| 2block | 398 | Ciccarelli, Stefano (1518) | Lost 1-2 | -171449 |
| 3block | 408 | Marcucci, Federico (1561) | Lost 1-2 | -161433 |
| 4block | 521 | Curti, Luca (1483) | Lost 0-2 | -171416 |
| top | average opponent: 1529record: 1-3 | new rating: 1416 | ||
| Grand Prix Turin 2006 (DIS limited) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 153 | Sacco, Gianpaolo (1446) | Won 2-0 | +181480 |
| 2sealed | 101 | Pichot, Thibault (1566) | Lost 1-2 | -171463 |
| 3sealed | 230 | Loponte, Etienne (1503) | Lost 0-2 | -171446 |
| top | average opponent: 1505record: 1-2 | new rating: 1446 | ||
| Grand Prix Bologna 2005 (SOK limited) | starting rating: 1515 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 196 | Magri, Saverio (1490) | Lost 0-2 | -181497 |
| 2sealed | 272 | Causser, Gianluca (1516) | Draw 1-1 | 01497 |
| 3sealed | 245 | Puviani, Maurizio (1566) | Lost 1-2 | -171480 |
| 4sealed | 278 | Faeti, Joselito (1462) | Lost 0-2 | -181462 |
| top | average opponent: 1508record: 0-3-1 | new rating: 1462 | ||
| Grand Prix Vienna 2004 (COK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 66 | Horvat, Vjeran (1500) | Lost 0-2 | -181482 |
| 2sealed | 286 | Matousek, Kamil (1410) | Lost 0-2 | -191463 |
| 3sealed | 382 | Bokor, Bence (1465) | Won 2-0 | +181481 |
| 4sealed | 359 | Robic, Martin (1468) | Won 2-0 | +171498 |
| 5sealed | 255 | Hofer, Mario (1500) | Won 2-1 | +191517 |
| 6sealed | 218 | Traviglia, Jacopo (1517) | Lost 0-2 | -181499 |
| 7sealed | 224 | Polak-Rottmann, Oliver (1501) | Won 2-0 | +181517 |
| 8sealed | 173 | Nagy, Zoltan (1458) | Lost 0-2 | -201497 |
| 9sealed | 171 | Murins, Vladimirs (1485) | Won 2-1 | +181515 |
| top | average opponent: 1478record: 5-4 | new rating: 1515 | ||