Bortolotti, Marco
Current rating: 1490
| Grand Prix Rimini 2013 (M14 limited) | starting rating: 1491 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 130 | Giorgio, Francesco (1535) | Won 2-0 | +191510 |
| 3sealed | 32 | Rosi, Giovanni (1524) | Lost 1-2 | -181492 |
| 4sealed | 248 | Biella, Mattia (1461) | Won 2-0 | +171509 |
| 5sealed | 237 | Trinchillo, Giovanni (1490) | Won 2-1 | +181527 |
| 6sealed | 159 | Brizzi, Simone (1472) | Lost 1-2 | -191508 |
| 7sealed | 142 | Mitrusevski, Igor (1495) | Lost 0-2 | -181490 |
| top | average opponent: 1496record: 3-3 | new rating: 1490 | ||
| Grand Prix Turin 2012 (modern) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 604 | Travaini, Andrea (1534) | Won 2-1 | +191503 |
| 4modern | 556 | Fyssas, Antonis (1673) | Lost 1-2 | -151488 |
| 5modern | 612 | Scarantino, Marco (1536) | Lost 1-2 | -171471 |
| 6modern | 623 | Bogolepov, Boris (1520) | Won 2-0 | +191490 |
| 7modern | 590 | Corongiu, Carlo (1520) | Won 2-0 | +181508 |
| 8modern | 594 | Danneo, Marco (1551) | Lost 0-2 | -171491 |
| top | average opponent: 1556record: 3-3 | new rating: 1491 | ||
| Grand Prix Milan 2011 (ISD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 257 | Kucera, Vratislav (1500) | Won 2-0 | +181518 |
| 2sealed | 56 | Parisi, Paolo (1546) | Lost 0-2 | -171501 |
| 3sealed | 177 | Patrakov, Nikolay (1499) | Lost 1-2 | -191482 |
| 4sealed | 374 | Cerea, Corrado (1480) | Won 2-1 | +181500 |
| 5sealed | 242 | Grumelli, Riccardo (1570) | Lost 0-2 | -161484 |
| top | average opponent: 1519record: 2-3 | new rating: 1484 | ||