Mann, James
Current rating: 1493
| Grand Prix Pittsburgh 2011 (M12 standard) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 299 | Clark, Brooks (1545) | Lost 1-2 | -171467 |
| 3standard | 350 | Siow, Lucas (1839) | Won 2-1 | +251492 |
| 4standard | 356 | Thoune, RJ (1520) | Won 2-0 | +181510 |
| 5standard | 210 | Brown, Paul R (1556) | Lost 0-2 | -171493 |
| top | average opponent: 1615record: 2-2 | new rating: 1493 | ||
| Grand Prix Columbus 2007 (legacy) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 73 | Burns, Daniel (1464) | Won 2-0 | +181520 |
| 3legacy | 48 | Swartz, Noah (1475) | Lost 1-2 | -191501 |
| 4legacy | 160 | Denham, Matthew (1533) | Lost 1-2 | -181483 |
| 5legacy | 259 | DeLeve, Kevin (1506) | Won 2-0 | +191502 |
| 6legacy | 184 | Palmer, Josh (1517) | Lost 1-2 | -181484 |
| top | average opponent: 1499record: 2-3 | new rating: 1484 | ||
| Grand Prix Detroit 2001 (PLS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 144 | Baker, Michael (1500) | Won 2-0 | +181518 |
| 2sealed | 56 | Kowal, Brian (1528) | Won 2-1 | +181536 |
| 3sealed | 95 | Gilly, Sammy (1471) | Lost 1-2 | -191517 |
| 4sealed | 147 | Heiss, Nathan (1695) | Lost 0-2 | -151502 |
| top | average opponent: 1548record: 2-2 | new rating: 1502 | ||