Petersen, Colin
Current rating: 1489
Record: 5-6
| Grand Prix Minneapolis 2014 (modern) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 689 | Dupont, Nicolas (1462) | Won 2-0 | +171519 |
| 2modern | 329 | Smith, Alex (1495) | Lost 1-2 | -181501 |
| 3modern | 735 | Scamp, Ted (1500) | Won 2-1 | +181519 |
| 4modern | 444 | Elenbogen, Andrew (1736) | Lost 0-2 | -151504 |
| 5modern | 616 | Olson, Alex 0825 (1636) | Lost 0-2 | -151489 |
| average opponent: 1566record: 2-3 | new rating: 1489 | |||
| Grand Prix Minneapolis 2012 (AVR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 168 | Addison, Amous (1500) | Lost 0-2 | -181482 |
| 2standard | 400 | Bush, Brad (1482) | Won 2-0 | +181500 |
| 3standard | 299 | Karls, James D (1502) | Won 2-0 | +181518 |
| 4standard | 242 | Carlson, Lukas (1524) | Lost 1-2 | -181500 |
| 5standard | 318 | Kohout-Bevins, Calli (1500) | Lost 1-2 | -181482 |
| 6standard | 346 | Chapman, Dan (1568) | Won 2-1 | +201502 |
| average opponent: 1513record: 3-3 | new rating: 1502 | |||