Contreary, Colin
Current rating: 1556
Record: 7-4-2
| Grand Prix Nashville 2010 (SOM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 19 | Stark, Josh (1500) | Draw 1-1 | 01500 |
| 2sealed | 194 | DeWester, Mitchell (1499) | Won 2-0 | +181518 |
| 3sealed | 125 | Butzin, David (1520) | Won 2-0 | +181536 |
| 4sealed | 99 | Henning, Nick (1666) | Lost 0-2 | -161520 |
| 5sealed | 161 | Mabie, Bryan (1518) | Lost 1-2 | -181502 |
| 6sealed | 203 | Barrett, Lance C (1500) | Won 2-0 | +181520 |
| 7sealed | 153 | Hudson, William (1518) | Won 2-0 | +181538 |
| 8sealed | 107 | Baez, Jean (1515) | Won 2-1 | +181556 |
| average opponent: 1529record: 5-2-1 | new rating: 1556 | |||
| Grand Prix New Orleans 2001 (INV limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 26 | Grimmer, Brian (1500) | Lost 0-2 | -181482 |
| 2sealed | 148 | Schwartz, Stephen (1482) | Won 2-0 | +181500 |
| 3sealed | 137 | Rivera, Daniel (1502) | Draw 1-1 | 01500 |
| 4sealed | 144 | Stevens, John (1498) | Won 2-0 | +181518 |
| 5sealed | 110 | Steele, Tracey (1518) | Lost 1-2 | -181500 |
| average opponent: 1500record: 2-2-1 | new rating: 1500 | |||