Briggs, Mark
Current rating: 1499
Record: 3-3-3
| Grand Prix Seattle 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 327 | Gonzales, Benny (1500) | Draw 1-1 | 01500 |
| 2standard | 279 | O'Dell, Timothy B (1500) | Lost 0-2 | -181482 |
| 3standard | 419 | Huffaker, Andrew (1482) | Draw 1-1 | 01482 |
| 4standard | 507 | Entrup, Rob (1482) | Lost 1-2 | -181464 |
| 5standard | 483 | Mcclurg, Jason (1464) | Won 2-1 | +181482 |
| 6standard | 392 | Romano, Angelo (1482) | Draw 1-1 | 01482 |
| 7standard | 321 | Pearcy, Riley (1447) | Lost 1-2 | -191463 |
| 8standard | 254 | Taylor, Jesse R (1447) | Won 2-0 | +181481 |
| 9standard | 201 | Lapp, Tom (1461) | Won 0-0 | +181499 |
| average opponent: 1474record: 3-3-3 | new rating: 1499 | |||