Pierce, Chris
Current rating: 1413
| Grand Prix Richmond 2018 (std) (M19 standard) | starting rating: 1434 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 45 | Carr, Chris (1427) | Lost 1-2 | -181416 |
| 2standard | 167 | Sallie, Jeremy (1474) | Won 2-0 | +191435 |
| 3standard | 226 | Woolwine, Michael (1733) | Lost 1-2 | -131422 |
| 4standard | 277 | Godfrey, Shane (1469) | Won 2-1 | +191441 |
| 5standard | 215 | Bosley, Ian (1808) | Lost 0-2 | -121429 |
| 6standard | 252 | Sebal, Sean (1486) | Lost 0-2 | -171412 |
| 7standard | 250 | Simpson, Jeremiah (1427) | Lost 1-2 | -171395 |
| 8standard | 228 | Lerch, Philip (1414) | Won 2-0 | +181413 |
| top | average opponent: 1530record: 3-5 | new rating: 1413 | ||
| Grand Prix Columbus 2010 (legacy) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 465 | Hartley, Nathan (1483) | Lost 0-2 | -171429 |
| 2legacy | 589 | Dostine, Joshua (1482) | Won 2-0 | +191448 |
| 3legacy | 624 | Reece, Jonathan (1466) | Lost 0-2 | -181430 |
| 4legacy | 643 | Ramaley, Frank C (1482) | Lost 1-2 | -171413 |
| 5legacy | 662 | Tolley, Chris (1464) | Won 2-0 | +191432 |
| 6legacy | 597 | Mahaney, Jeff (1483) | Won 2-1 | +191451 |
| 7legacy | 556 | Stokes, Tyler (1500) | Lost 0-2 | -171434 |
| top | average opponent: 1480record: 3-4 | new rating: 1434 | ||
| Grand Prix Boston 2003 (LGN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 96 | Ingalls Jr., Cliff (1500) | Lost 0-2 | -181482 |
| 2sealed | 187 | Radwan, Nickolas (1482) | Lost 1-2 | -181464 |
| 3sealed | 232 | Dooley, Phil (1465) | Lost 0-2 | -181446 |
| top | average opponent: 1482record: 0-3 | new rating: 1446 | ||