MacDougall, Peter
Current rating: 1442
| Grand Prix Toronto 2015 (DTK standard) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 207 | Walker, Christopher (1554) | Won 2-0 | +191517 |
| 2standard | 209 | Browning, Richard (1479) | Won 2-0 | +181535 |
| 3standard | 61 | Brain, Jeremy (1520) | Lost 1-2 | -191516 |
| 4standard | 300 | McRae, Michael (1505) | Lost 0-2 | -181498 |
| 5standard | 444 | Allison, Joe (1499) | Lost 1-2 | -181480 |
| 6standard | 513 | Hudson, Nathan (1400) | Lost 1-2 | -191461 |
| 7standard | 443 | Scott, Bradden (1447) | Lost 0-2 | -181443 |
| 8standard | 347 | Norman, Nick (1386) | Won 2-0 | +161459 |
| 9standard | 261 | Friedman, Edan (1464) | Lost 1-2 | -171442 |
| top | average opponent: 1473record: 3-6 | new rating: 1442 | ||
| Grand Prix Toronto 2013 (THS limited) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 170 | Bernard, AJ (1518) | Lost 0-2 | -161430 |
| 3sealed | 515 | Tibbetts, Fraser (1497) | Lost 0-2 | -171413 |
| 4sealed | 589 | Turk, Greg (1480) | Won 2-1 | +191432 |
| 5sealed | 476 | Louie, Justin (1482) | Won 2-0 | +191451 |
| 6sealed | 390 | Moore, Richard (1489) | Won 2-0 | +191470 |
| 7sealed | 240 | Lindgren, Eric (1504) | Won 2-1 | +181488 |
| 8sealed | 56 | Sidhu, Jesse (1562) | Won 2-1 | +201508 |
| 9sealed | 80 | Martell, Tom (2026) | Lost 0-2 | -101498 |
| top | average opponent: 1570record: 5-3 | new rating: 1498 | ||
| Grand Prix Toronto 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 15 | Dorey, Jeff (1500) | Won 2-1 | +181518 |
| 2modern | 11 | Howe, Peter (1451) | Lost 0-2 | -191499 |
| 3modern | 273 | Mester, James (1500) | Won 2-1 | +181517 |
| 4modern | 284 | Van Eyl, Stuart (1518) | Won 2-1 | +181535 |
| 5modern | 136 | Deir, Shane (1534) | Lost 1-2 | -181517 |
| 6modern | 248 | Lessard, John (1526) | Lost 0-2 | -181499 |
| 7modern | 255 | Grimes, Dylan (1526) | Lost 1-2 | -181481 |
| 8modern | 229 | Troope, Christopher A (1536) | Lost 1-2 | -171464 |
| 9modern | 225 | Isaacs, Michael J (1462) | Lost 1-2 | -181446 |
| top | average opponent: 1506record: 3-6 | new rating: 1446 | ||