Hounsell, Marty
Current rating: 1431
| Grand Prix Toronto 2015 (DTK standard) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 258 | Cairns, Nash (1446) | Won 2-1 | +181481 |
| 2standard | 98 | Berube Picard, Jeremi (1559) | Lost 0-2 | -171464 |
| 3standard | 532 | Bisson, Stephane (1571) | Lost 0-2 | -161448 |
| 4standard | 584 | Gascon, Louis (1478) | Lost 1-2 | -171431 |
| top | average opponent: 1513record: 1-3 | new rating: 1431 | ||
| Grand Prix Toronto 2013 (THS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 508 | Carter, Harrison (1489) | Lost 0-2 | -191481 |
| 2sealed | 515 | Trelford, Shawn (1482) | Lost 0-2 | -181463 |
| 3sealed | 68 | Kirk, Ben (1464) | Won 2-1 | +181481 |
| 4sealed | 573 | Morrill, James (1480) | Lost 0-2 | -181463 |
| top | average opponent: 1479record: 1-3 | new rating: 1463 | ||
| Grand Prix Toronto 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 235 | Wang, Zi Yuan (1500) | Won 2-0 | +181518 |
| 2modern | 243 | Evangelho, Ricardo (1500) | Lost 0-2 | -181500 |
| 3modern | 211 | Brown-Fucci, Dante (1494) | Lost 0-2 | -181482 |
| 4modern | 403 | Laberge, Vincent (1480) | Won 2-1 | +181500 |
| 5modern | 311 | Boyko, Ivan (1501) | Won 2-1 | +181518 |
| 6modern | 269 | Marinas, Gene (1517) | Lost 0-2 | -181500 |
| top | average opponent: 1499record: 3-3 | new rating: 1500 | ||