Mariotti, Francesco
Current rating: 1488
| Grand Prix Turin 2012 (modern) | starting rating: 1503 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 11 | Gruia, David (1534) | Won 2-1 | +191522 |
| 4modern | 38 | Mangenot, Maxime (1648) | Lost 0-2 | -161506 |
| 5modern | 112 | Reggiani, Samuele (1517) | Lost 1-2 | -181488 |
| 6modern | 137 | Morand, Thomas (1485) | Draw 1-1 | 01488 |
| top | average opponent: 1546record: 1-2-1 | new rating: 1488 | ||
| Grand Prix Milan 2011 (ISD limited) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 75 | Baggio, Gianni (1508) | Won 2-1 | +181537 |
| 4sealed | 55 | Wilks, John-Joseph (1579) | Won 2-1 | +191556 |
| 5sealed | 49 | Sele, Yves (1977) | Lost 1-2 | -111545 |
| 6sealed | 64 | Guyon, Arnaud (1625) | Won 2-1 | +191564 |
| 7sealed | 56 | Habiboglu, M. Gokhan (1540) | Won 2-0 | +181582 |
| 8sealed | 38 | van Zutphen, Ronald (1746) | Lost 0-2 | -151567 |
| 9sealed | 38 | Davios, Dimitris (1670) | Won 2-1 | +201587 |
| 10sealed | 32 | Vorel, Jiri (1665) | Lost 0-2 | -171570 |
| 11draft | 36 | Reymond, Pascal (1703) | Lost 0-0 | -161554 |
| 12draft | 78 | Ton, Jonathan (1729) | Lost 0-2 | -141540 |
| 13draft | 29 | Sevaux, Yoann (1495) | Lost 0-2 | -191521 |
| 14draft | 40 | Bosnic, Mitja (1536) | Lost 0-2 | -181503 |
| top | average opponent: 1648record: 5-7 | new rating: 1503 | ||
| Grand Prix Florence 2010 (SOM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 109 | Marco, David (1522) | Won 2-0 | +181518 |
| 2sealed | 99 | Buchignani, Paolo (1587) | Lost 0-2 | -161502 |
| 3sealed | 153 | Sendra, Marc (1466) | Lost 0-2 | -191483 |
| 4sealed | 227 | Carpanese, Davide (1483) | Won 2-0 | +181501 |
| 5sealed | 221 | Savino, Luciano (1499) | Won 2-1 | +181519 |
| 6sealed | 108 | Giuntoli, Andrea (1516) | Won 2-1 | +181537 |
| 7sealed | 89 | Percossi, Mario (1538) | Lost 0-2 | -181519 |
| top | average opponent: 1516record: 4-3 | new rating: 1519 | ||