Trogdon, Mark
Current rating: 1426
Record: 9-14-1
| Grand Prix Columbus 2010 (legacy) | starting rating: 1477 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 180 | Sjostedt, Peter J (1504) | Lost 0-2 | -171460 |
| 2legacy | 210 | Lynch, Paul (1428) | Lost 1-2 | -191441 |
| 3legacy | 267 | Mohr, Bryan (1609) | Lost 0-2 | -151426 |
| top | average opponent: 1514record: 0-3 | new rating: 1426 | ||
| Grand Prix Chicago 2009 (legacy) | starting rating: 1456 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 303 | Kjerland, Marc P (1500) | Won 2-0 | +191475 |
| 2legacy | 268 | Baboussis, George (1524) | Draw 1-1 | +11476 |
| 3legacy | 207 | Judd, Stephen H (1517) | Lost 0-2 | -181458 |
| 4legacy | 374 | Grawe, Scott (1500) | Won 2-0 | +191477 |
| 5legacy | 280 | Crider, Greg J (1461) | Lost 1-2 | -181459 |
| 6legacy | 346 | Buckingham, Dustin (1502) | Won 2-0 | +191478 |
| 7legacy | 248 | Abold, Matthew (1566) | Won 2-1 | +191497 |
| 8legacy | 182 | Napper, Josh (1395) | Lost 1-2 | -201477 |
| top | average opponent: 1496record: 4-3-1 | new rating: 1477 | ||
| Grand Prix Columbus 2007 (legacy) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 200 | Price, David (1673) | Lost 0-2 | -151486 |
| 3legacy | 315 | Kammer, Michael (1559) | Won 2-0 | +191505 |
| 4legacy | 120 | Mannas, Robin (1520) | Lost 0-2 | -171488 |
| 5legacy | 236 | Woltereck, Chris (1722) | Lost 0-2 | -141474 |
| 6legacy | 275 | Pollack, Dylan S (1481) | Lost 0-2 | -181456 |
| top | average opponent: 1591record: 1-4 | new rating: 1456 | ||
| Grand Prix Cleveland 2002 (Odyssey block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 72 | Grotherdick, Clinton (1500) | Lost 0-2 | -181482 |
| 2block | 214 | Mulcahy, Shawn (1483) | Lost 0-2 | -181464 |
| 3block | 247 | Hein, Bill (1464) | Won 2-0 | +181482 |
| 4block | 211 | Faulkner, Brant (1560) | Lost 1-2 | -171465 |
| 5block | 207 | Falk, Andy (1465) | Won 2-0 | +181483 |
| 6block | 169 | Daniels, Brendan M (1461) | Lost 1-2 | -181465 |
| 7block | 137 | Williger, Max (1465) | Won 2-1 | +181483 |
| 8block | 100 | Wellman, Joshua (1480) | Won 2-0 | +181501 |
| top | average opponent: 1485record: 4-4 | new rating: 1501 | ||