Gartner, Brock
Current rating: 1468
Record: 2-4
| Grand Prix Chicago 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 300 | Marin, Eugene (1500) | Won 2-0 | +181518 |
| 2modern | 167 | Pound, David (1534) | Lost 1-2 | -181500 |
| 3modern | 387 | BLANFORD, ROBERT D (1500) | Lost 1-2 | -181482 |
| 4modern | 440 | Pier, Andy (1481) | Won 2-0 | +181500 |
| 5modern | 319 | Studley, James (1558) | Lost 1-2 | -171483 |
| 6modern | 369 | Rekow, Michael (1610) | Lost 0-2 | -151468 |
| average opponent: 1531record: 2-4 | new rating: 1468 | |||