Colo, Marco
Current rating: 1479
Record: 5-6
| Grand Prix Atlanta 2015 (BFZ limited) | starting rating: 1495 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 342 | Terrio, Stephen (1500) | Won 2-0 | +181513 |
| 2sealed | 379 | Taylor, Zach (1510) | Lost 0-2 | -181495 |
| 3sealed | 446 | Bell, Thomas (1546) | Lost 1-2 | -171478 |
| 4sealed | 807 | Lockwood, Daniel (1483) | Won 2-0 | +181496 |
| 5sealed | 601 | Asbach, John (1565) | Lost 1-2 | -171479 |
| average opponent: 1521record: 2-3 | new rating: 1479 | |||
| Grand Prix Baltimore 2014 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 15 | Chen, Chao (1496) | Lost 0-2 | -181482 |
| 2sealed | 452 | Brezovec, Tim (1484) | Lost 0-2 | -181464 |
| 3sealed | 536 | Ali, Rebecca (1417) | Won 2-0 | +171481 |
| 4sealed | 517 | Papayannakos, Chris (1434) | Won 2-0 | +171498 |
| 5sealed | 371 | Christopher, William (1416) | Won 2-1 | +171515 |
| 6sealed | 227 | Funkhouser, Ryan (1416) | Lost 0-2 | -201495 |
| average opponent: 1444record: 3-3 | new rating: 1495 | |||