Allbritton, Roy
Current rating: 1368
| Grand Prix Richmond 2014 (modern) | starting rating: 1414 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 1236 | Florio, Kevin (1488) | Draw 1-1 | +11415 |
| 3modern | 1259 | Sheppard, Bradley (1658) | Lost 0-2 | -141401 |
| 4modern | 1418 | Rogers, Joshua (1433) | Lost 0-2 | -171384 |
| 5modern | 1502 | Strauss, Thilo (1516) | Lost 0-2 | -161368 |
| top | average opponent: 1524record: 0-3-1 | new rating: 1368 | ||
| Grand Prix Washington DC 2013 (legacy) | starting rating: 1478 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 126 | Fitzgerald, Aidan (1501) | Lost 1-2 | -171461 |
| 3legacy | 538 | Windhorst, Derek (1584) | Lost 1-2 | -161445 |
| 4legacy | 746 | Wheeler, Nicholas (1482) | Won 2-1 | +191464 |
| 5legacy | 460 | Porter, Ryan (1496) | Lost 0-2 | -181446 |
| 6legacy | 621 | Brooks, Joseph (1468) | Lost 1-2 | -171429 |
| 7legacy | 536 | Harris, Zach (1446) | Lost 0-2 | -181411 |
| 8legacy | 452 | Gouthro, Michael (1484) | Lost 1-2 | -171394 |
| 9legacy | 367 | Martinez, Armando (1459) | Won 2-0 | +201414 |
| top | average opponent: 1490record: 2-6 | new rating: 1414 | ||
| Grand Prix Miami 2013 (DGM standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 220 | Conrad, Michael (1340) | Lost 0-2 | -211479 |
| 2standard | 364 | Taylor, Ashley (1482) | Won 2-0 | +181497 |
| 3standard | 253 | Loveless, Evan (1479) | Won 2-0 | +181515 |
| 4standard | 342 | Snider, Kurt (1518) | Lost 0-2 | -181497 |
| 5standard | 450 | Dietz, Josh (1469) | Lost 0-2 | -191478 |
| top | average opponent: 1458record: 2-3 | new rating: 1478 | ||