Gibson, Mark
Current rating: 1447
Record: 0-3
| Grand Prix Portland 2010 (M11 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 321 | Custer, Nicolas (1536) | Lost 0-2 | -171483 |
| 2sealed | 534 | Paulson, Philip (1484) | Lost 0-2 | -181465 |
| 3sealed | 556 | Schump, Ryan (1468) | Lost 0-2 | -181447 |
| average opponent: 1496record: 0-3 | new rating: 1447 | |||