Doherty, Kevin W
Current rating: 1500
| Grand Prix Toronto 2013 (THS limited) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 8 | Thomason, Matthew (1500) | Won 2-0 | +171533 |
| 2sealed | 291 | Smith, Andrew J (1492) | Won 2-1 | +181551 |
| 3sealed | 187 | Ngo, Danny (1535) | Lost 1-2 | -191532 |
| 4sealed | 296 | Smithson, Chad (1500) | Won 2-0 | +181550 |
| 5sealed | 270 | Davoudi, Mani (1705) | Lost 0-2 | -161534 |
| 6sealed | 318 | Vesselkov, Andrei (1519) | Lost 1-2 | -181516 |
| 7sealed | 380 | Battistelli, Alex (1614) | Lost 0-2 | -161500 |
| top | average opponent: 1552record: 3-4 | new rating: 1500 | ||
| Grand Prix Toronto 2012 (modern) | starting rating: 1558 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 37 | McIntosh, Jonathan (1500) | Lost 1-2 | -191539 |
| 2modern | 280 | Sorensen, Sky (1482) | Won 2-0 | +171556 |
| 3modern | 256 | Nutbean, Steve (1501) | Won 2-1 | +171573 |
| 4modern | 195 | Colby-robbins, Derek (1485) | Lost 0-2 | -201553 |
| 5modern | 378 | Kno, Ansai (1518) | Lost 0-2 | -191534 |
| 6modern | 361 | Nightingale, Ryan (1484) | Lost 0-2 | -181516 |
| top | average opponent: 1495record: 2-4 | new rating: 1516 | ||
| Grand Prix Toronto 2010 (SOM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 448 | Brown-Fucci, Dante (1500) | Won 2-0 | +181518 |
| 2sealed | 501 | Nguyen, Dinh (1518) | Lost 1-2 | -181500 |
| 3sealed | 535 | Benns, Brian (1540) | Won 2-0 | +191519 |
| 4sealed | 491 | Verveniotis, Stefan (1535) | Won 2-0 | +181537 |
| 5sealed | 405 | Kunkel, Jeremy (1562) | Won 2-0 | +181555 |
| 6sealed | 372 | Faraone, Donnie R (1521) | Lost 0-2 | -181537 |
| 7sealed | 392 | Martin, Neil (1523) | Won 2-1 | +181555 |
| 8sealed | 412 | Bonneville, Martin (1783) | Won 2-0 | +221577 |
| 9sealed | 376 | Fujino, Mitchell T (1527) | Lost 1-2 | -191558 |
| top | average opponent: 1556record: 6-3 | new rating: 1558 | ||