Purcell, Tim
Current rating: 1521
Record: 7-6
| Grand Prix Boston-Worcester 2014 (modern) | starting rating: 1504 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1109 | Colyer, Hansen (1421) | Lost 1-2 | -201484 |
| 2modern | 1088 | Scanlon, Alex (1484) | Won 2-1 | +181502 |
| 3modern | 1126 | Kanz, Chris (1500) | Won 2-1 | +181520 |
| 4modern | 1009 | Ray, Michael (1520) | Won 2-0 | +181538 |
| 5modern | 815 | Connell, Christopher (1603) | Won 2-0 | +201558 |
| 6modern | 839 | Gallen, Derek (1531) | Lost 1-2 | -191539 |
| 7modern | 916 | Tangerman, Meindert (1536) | Lost 0-2 | -181521 |
| average opponent: 1514record: 4-3 | new rating: 1521 | |||
| Grand Prix Minneapolis 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 216 | Schmitz, Corey (1500) | Won 2-0 | +181518 |
| 2modern | 350 | Potts, Doug (1565) | Won 2-0 | +191537 |
| 3modern | 242 | Rice, Tyler (1534) | Lost 1-2 | -181519 |
| 4modern | 520 | McEnery, Christopher (1589) | Won 2-0 | +191538 |
| 5modern | 326 | Swanson, Casey (1654) | Lost 1-2 | -161522 |
| 6modern | 526 | Baumann, Francis (1508) | Lost 0-2 | -181504 |
| average opponent: 1558record: 3-3 | new rating: 1504 | |||