George, Joseph
Current rating: 1500
| Grand Prix Columbus 2010 (legacy) | starting rating: 1455 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 9 | Bellamy, Duane (1406) | Won 2-1 | +181473 |
| 3legacy | 9 | Adams, Richard W (1536) | Lost 0-2 | -171456 |
| 4legacy | 111 | Jacob, Maxwell (1518) | Won 2-1 | +191475 |
| 5legacy | 105 | Latif, Mehran (1565) | Lost 0-2 | -171458 |
| 6legacy | 143 | Alarie, Sebastien (1504) | Won 2-0 | +191477 |
| 7legacy | 73 | Benanzer, Andrew S (1630) | Won 2-0 | +211498 |
| 8legacy | 85 | Abbott, Jeff (1552) | Won 2-0 | +191517 |
| 9legacy | 47 | Bodger, Steve (1572) | Lost 1-2 | -171500 |
| top | average opponent: 1535record: 5-3 | new rating: 1500 | ||
| Grand Prix Chicago 2009 (legacy) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 51 | Beckett, Andrew (1518) | Won 2-0 | +201466 |
| 3legacy | 34 | Ardary, Steven (1536) | Lost 1-2 | -171449 |
| 4legacy | 336 | Kovacs, Bobby J (1468) | Won 2-0 | +181467 |
| 5legacy | 200 | Mixon, Eric (1567) | Won 2-0 | +201487 |
| 6legacy | 68 | Nelson, Brock T (1553) | Won 2-0 | +191506 |
| 7legacy | 64 | Snow, Curtis (1564) | Lost 1-2 | -171489 |
| 8legacy | 144 | Kolodziej, Matthew (1548) | Lost 1-2 | -171472 |
| 9legacy | 129 | Barra, Joe (1536) | Lost 1-2 | -171455 |
| top | average opponent: 1536record: 4-4 | new rating: 1455 | ||
| Grand Prix Columbus 2007 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 253 | Slye, Robert (1500) | Lost 0-2 | -181482 |
| 2legacy | 261 | Shelley, Brandon C (1480) | Lost 1-2 | -181464 |
| 3legacy | 394 | Miller, Kyle (1477) | Lost 1-2 | -181446 |
| top | average opponent: 1486record: 0-3 | new rating: 1446 | ||