Dahmer, TJ
Current rating: 1502
Record: 36-40
| Grand Prix Toronto 2017 (HOU limited) | starting rating: 1493 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 477 | Lepock, Michael (1582) | Won 2-0 | +201513 |
| 2sealed | 271 | Wall, Ryan (1824) | Lost 0-2 | -131500 |
| 3sealed | 399 | Zeno, Matthew (1618) | Lost 1-2 | -151485 |
| 4sealed | 491 | Costa, Marino (1480) | Won 2-0 | +171502 |
| 5sealed | 330 | Green, Kevin (1559) | Lost 1-2 | -171485 |
| 6sealed | 469 | Ballard, Ian (1490) | Won 2-0 | +191504 |
| 7sealed | 400 | Moll, Brigham (1436) | Lost 0-2 | -201484 |
| 8sealed | 371 | McDowell, Jaleel (1485) | Won 2-1 | +181502 |
| top | average opponent: 1559record: 4-4 | new rating: 1502 | ||
| Grand Prix Pittsburgh 2016 (SOI standard) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 293 | Wilson, Patrick (1428) | Won 2-1 | +171500 |
| 2standard | 43 | Iacob, Andrei (1517) | Lost 0-2 | -181482 |
| 3standard | 539 | Cafaro, Tom (1475) | Won 2-1 | +181500 |
| 4standard | 420 | Best, Hepburn (1540) | Won 2-1 | +191519 |
| 5standard | 241 | Bain, Scott (1622) | Won 2-1 | +201539 |
| 6standard | 95 | Davis, Randy (1739) | Lost 0-2 | -141525 |
| 7standard | 285 | Eickhoff, Jon (1532) | Lost 1-2 | -181507 |
| 8standard | 375 | Sacks, Neal (1766) | Lost 1-2 | -141493 |
| top | average opponent: 1577record: 4-4 | new rating: 1493 | ||
| Grand Prix Toronto 2016 (SOI standard) | starting rating: 1493 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 51 | Carlton, Tyler (1500) | Lost 0-2 | -181475 |
| 2standard | 563 | Angle, Travis (1478) | Won 2-1 | +181493 |
| 3standard | 365 | Vuylsteke, Jory (1448) | Won 2-0 | +171510 |
| 4standard | 378 | Berry, Evan (1648) | Lost 0-2 | -151495 |
| 5standard | 374 | Rew, Sabrina (1500) | Won 2-0 | +181513 |
| 6standard | 246 | Sandrin, Ryan (1583) | Lost 0-2 | -171496 |
| 7standard | 393 | Moulton, Jesse (1772) | Lost 1-2 | -131483 |
| top | average opponent: 1561record: 3-4 | new rating: 1483 | ||
| Grand Prix Detroit 2016 (modern) | starting rating: 1475 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 296 | Kwong, Regan (1500) | Lost 1-2 | -181457 |
| 2modern | 836 | Kainste, Nathan (1481) | Lost 0-2 | -171440 |
| 3modern | 1058 | Thomas, Tyler (1455) | Won 2-1 | +181458 |
| 4modern | 1042 | Pejic, Pavo (1482) | Won 2-1 | +181476 |
| 5modern | 912 | Limbert, Travis (1567) | Won 2-0 | +201496 |
| 6modern | 370 | Wrona, Damon (1543) | Won 2-0 | +191515 |
| 7modern | 936 | DeMars, Brian (1923) | Lost 1-2 | -111504 |
| 8modern | 457 | Tobiasch, Marc (1914) | Lost 0-2 | -111493 |
| top | average opponent: 1608record: 4-4 | new rating: 1493 | ||
| Grand Prix Pittsburgh 2015 (modern) | starting rating: 1508 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 845 | Walko, John (1444) | Lost 1-2 | -191489 |
| 2modern | 789 | Blaszak, Brandon (1481) | Won 2-0 | +181507 |
| 3modern | 605 | Mooney, Austin (1498) | Lost 0-2 | -181489 |
| 4modern | 1019 | Blackman-Mathis, David (1469) | Won 2-1 | +181507 |
| 5modern | 895 | Sprague, Matt (1574) | Lost 0-2 | -171490 |
| 6modern | 832 | Wulfers, Jonathan (1480) | Won 2-0 | +181508 |
| 7modern | 572 | Battistelli, Alex (1678) | Lost 1-2 | -151493 |
| 8modern | 554 | Young, Garratt (1498) | Lost 0-2 | -181475 |
| top | average opponent: 1515record: 3-5 | new rating: 1475 | ||
| Grand Prix Toronto 2015 (DTK standard) | starting rating: 1544 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 65 | Leeman, Lyle (1369) | Lost 0-2 | -211523 |
| 3standard | 465 | Vasil, Jeremy (1564) | Won 2-0 | +191542 |
| 4standard | 283 | Graves, Robert (1771) | Lost 0-2 | -141528 |
| 5standard | 531 | Couillard Tremblay, Francis (1449) | Lost 1-2 | -201508 |
| top | average opponent: 1538record: 1-3 | new rating: 1508 | ||
| Grand Prix Ottawa 2014 (KTK limited) | starting rating: 1603 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 210 | Denley, Jake (1518) | Lost 0-2 | -191584 |
| 3sealed | 411 | Ball, Eric (1485) | Lost 0-2 | -201564 |
| 4sealed | 525 | Tremblay-lecomte, Pascal (1482) | Lost 0-2 | -201544 |
| top | average opponent: 1495record: 0-3 | new rating: 1544 | ||
| Grand Prix Toronto 2013 (THS limited) | starting rating: 1505 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 413 | Karadeolian, Sarkis (1479) | Won 2-1 | +171522 |
| 3sealed | 427 | Archer, Will (1642) | Won 2-1 | +201542 |
| 4sealed | 192 | Heittola, Carl (1580) | Won 2-1 | +191561 |
| 5sealed | 131 | Moulton, Jesse (1611) | Won 2-1 | +191580 |
| 6sealed | 1 | Lewis, Aaron (1768) | Won 2-1 | +211601 |
| 7sealed | 9 | Sacino, Joey (1667) | Won 2-1 | +201621 |
| 8sealed | 9 | Cook, Wayne (1551) | Lost 0-2 | -201601 |
| 9sealed | 107 | Turtenwald, Owen (2198) | Lost 1-2 | -81593 |
| 10draft | 22 | Wohns, Dan (1564) | Lost 0-2 | -191574 |
| 11draft | 55 | Duncan, Kyle A (1801) | Won 2-1 | +231597 |
| 12draft | 74 | Madden, Gregory (1588) | Won 2-1 | +171614 |
| 13draft | 56 | Lalonde-Clavette, Frederic (1573) | Won 2-1 | +181632 |
| 14draft | 50 | Lanthier, Dan (1767) | Lost 0-2 | -161616 |
| 15draft | 33 | Bertoncini, Alex (1894) | Lost 1-2 | -131603 |
| top | average opponent: 1692record: 9-5 | new rating: 1603 | ||
| Grand Prix Pittsburgh 2013 (GTC limited) | starting rating: 1505 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 77 | Grizzle, Denny (1537) | Lost 0-2 | -171488 |
| 2sealed | 467 | Grayson, Adam (1482) | Won 2-0 | +171505 |
| 3sealed | 292 | German, Daniel (1514) | Won 2-0 | +191524 |
| 4sealed | 297 | Lux, Jason (1474) | Lost 0-2 | -191505 |
| top | average opponent: 1502record: 2-2 | new rating: 1505 | ||
| Grand Prix Toronto 2012 (modern) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 239 | Dafoe, Galen A (1550) | Won 2-0 | +191500 |
| 2modern | 165 | Gauthier, Alain (1613) | Lost 1-2 | -161484 |
| 3modern | 305 | Bojanic, Sasa (1500) | Won 2-1 | +181502 |
| 4modern | 233 | Katz, Aaron (1477) | Won 2-1 | +181520 |
| 5modern | 179 | Ogreenc, Greg (1605) | Lost 1-2 | -171503 |
| 6modern | 284 | Hayes, Robert (1582) | Won 2-1 | +201523 |
| 7modern | 111 | Cormier, Jean-Hugues (1523) | Lost 0-2 | -181505 |
| top | average opponent: 1550record: 4-3 | new rating: 1505 | ||
| Grand Prix Toronto 2010 (SOM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 221 | Otsu, Yoshi (1460) | Won 2-0 | +171517 |
| 2sealed | 42 | DeGroot, Alex (1465) | Won 2-1 | +171534 |
| 3sealed | 11 | Miller, Dylan (1547) | Lost 1-2 | -171517 |
| 4sealed | 131 | Braithwaite, Chris (1519) | Lost 0-1 | -181499 |
| 5sealed | 200 | Whitehead, Adam (1507) | Lost 1-2 | -181481 |
| top | average opponent: 1500record: 2-3 | new rating: 1481 | ||