Charlesworth, Riley
Current rating: 1436
| Grand Prix Salt Lake City 2012 (DKA standard) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 117 | Ward, Nathan (1716) | Lost 0-2 | -141452 |
| 5standard | 124 | Nix, Bruce (1557) | Lost 0-2 | -161436 |
| top | average opponent: 1636record: 0-2 | new rating: 1436 | ||
| Grand Prix Orlando 2012 (ISD standard) | starting rating: 1486 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 107 | Pozsgay, Michael (1692) | Lost 1-2 | -141472 |
| 5standard | 90 | Bentley, Johnathan (1493) | Won 2-0 | +181490 |
| 6standard | 85 | Napoli, Phillip (1611) | Lost 1-2 | -161474 |
| 7standard | 198 | Neff, Michael (1522) | Won 2-0 | +191493 |
| 8standard | 99 | Perlin, Leonid (1560) | Lost 0-2 | -171476 |
| 9standard | 129 | Fabiano, Gerard (1902) | Lost 0-2 | -101466 |
| top | average opponent: 1630record: 2-4 | new rating: 1466 | ||
| Grand Prix Austin 2012 (ISD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 122 | Bass, Joe (1604) | Won 2-1 | +201520 |
| 5sealed | 8 | Hartless, Jayson K (1547) | Lost 0-2 | -181502 |
| 6sealed | 133 | Cash, Ryan (1555) | Lost 1-2 | -171485 |
| 7sealed | 197 | Perkins, Joseph B (1489) | Won 2-1 | +181503 |
| 8sealed | 86 | May, Parker (1540) | Lost 0-2 | -171486 |
| top | average opponent: 1547record: 2-3 | new rating: 1486 | ||