Mason, Dave
Current rating: 1464
Record: 3-5
| Grand Prix Quebec City 2013 (GTC standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 1 | Beaudet, William (1500) | Lost 0-2 | -181482 |
| 2standard | 241 | Maltais, David (1482) | Lost 1-2 | -181464 |
| 3standard | 337 | Pare, Kevin (1464) | Lost 1-2 | -181446 |
| 4standard | 383 | Teodori, Michael (1445) | Lost 1-2 | -181428 |
| 6standard | 317 | Dingman, Joshua (1450) | Won 2-1 | +181446 |
| 7standard | 261 | Chamberland, Colin (1463) | Won 2-1 | +191465 |
| 8standard | 230 | Chenard, Frederic (1420) | Won 2-0 | +171482 |
| 9standard | 183 | Muzio, Timothy (1514) | Lost 0-2 | -181464 |
| average opponent: 1467record: 3-5 | new rating: 1464 | |||