Perreault, Nathan
Current rating: 1451
Record: 3-6
| Grand Prix Calgary 2019 (modern) | starting rating: 1486 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 210 | Mcgimspey, Ryan (1500) | Lost 0-2 | -181468 |
| 2modern | 408 | Kellett, William (1548) | Won 2-1 | +191487 |
| 3modern | 306 | Laughton, Thomas (1499) | Lost 0-2 | -181469 |
| 4modern | 333 | Allen, Kelli-Ann (1451) | Lost 1-2 | -181451 |
| average opponent: 1500record: 1-3 | new rating: 1451 | |||
| Grand Prix Calgary 2013 (M14 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 116 | Watson, Garrett (1625) | Lost 0-0 | -161484 |
| 2standard | 251 | McNeil, Justin (1517) | Won 2-1 | +191503 |
| 3standard | 104 | Turchansky, Zak (1528) | Won 2-1 | +181521 |
| 4standard | 177 | Morris, Kolton (1501) | Lost 0-2 | -181503 |
| 5standard | 163 | Daum, Jacob (1534) | Lost 0-2 | -171486 |
| average opponent: 1541record: 2-3 | new rating: 1486 | |||