Mattingly, Brian
Current rating: 1464
Record: 1-3
| Grand Prix Oklahoma City 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 64 | McKay, Dylan (1500) | Lost 0-2 | -181482 |
| 2modern | 372 | Kendrick, Dave (1447) | Lost 0-2 | -191463 |
| 3modern | 564 | Gadbury, Eric (1472) | Won 0-0 | +191482 |
| 4modern | 464 | Builta, Drake (1516) | Lost 1-2 | -181464 |
| average opponent: 1484record: 1-3 | new rating: 1464 | |||