Barrington, Brendan
Current rating: 1504
Record: 3-3
| Grand Prix Pittsburgh 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 519 | Smelley, Robert (1500) | Lost 1-2 | -181482 |
| 2sealed | 522 | Rife, Jennifer (1482) | Won 2-0 | +181500 |
| 3sealed | 475 | Holden, Michael (1771) | Won 2-0 | +231523 |
| 4sealed | 319 | Hoffman, Ryan (1509) | Lost 0-2 | -181505 |
| 5sealed | 388 | Jeremy D., (1500) | Won 2-1 | +181523 |
| 6sealed | 367 | Repp, Ryan (1520) | Lost 1-2 | -191504 |
| average opponent: 1547record: 3-3 | new rating: 1504 | |||