Rowell, Matthew
Current rating: 1484
Record: 3-4-1
| Grand Prix Salt Lake City 2014 (M15 limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 120 | Costanzo, Mario (1500) | Lost 0-2 | -181464 |
| 2sealed | 287 | Lazzarotto, Kohner (1482) | Won 2-1 | +191483 |
| 3sealed | 277 | Coopmans, Cassandra (1500) | Draw 1-1 | 01483 |
| 4sealed | 301 | Ireland, Zachary (1501) | Won 2-0 | +181501 |
| 5sealed | 208 | Giffin, Conor (1531) | Lost 0-2 | -171484 |
| average opponent: 1503record: 2-2-1 | new rating: 1484 | |||
| Grand Prix Charlotte 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 774 | Izsak, Gabby (1492) | Lost 1-2 | -181482 |
| 2sealed | 1112 | Anderson, Gary (1497) | Won 2-0 | +181500 |
| 3sealed | 1127 | Evans, Mike (1500) | Lost 0-2 | -181482 |
| average opponent: 1496record: 1-2 | new rating: 1482 | |||