Dull, Justin
Current rating: 1511
Record: 50-52-2
Grand Prix Philadelphia 2002Grand Prix Baltimore 2012Grand Prix Philadelphia 2012Grand Prix Atlantic City 2013Grand Prix Charlotte 2013Grand Prix Richmond 2014Grand Prix Philadelphia 2014Grand Prix Washington DC 2014Grand Prix New Jersey 2014Grand Prix Baltimore 2014Grand Prix Atlantic City 2015Grand Prix Las Vegas 2015 (2)Grand Prix Pittsburgh 2016Grand Prix Atlanta 2016
| Grand Prix Atlanta 2016 (KLD limited) | starting rating: 1506 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 648 | Gray, Alex (1500) | Won 2-0 | +181524 |
| 2sealed | 626 | Boeckmann, Trevor (1669) | Won 2-1 | +201544 |
| 3sealed | 655 | Curry, Mack (1503) | Lost 0-2 | -191525 |
| 4sealed | 755 | Miller, Matthew (1606) | Won 2-1 | +201545 |
| 5sealed | 730 | Porte, Riley (1543) | Lost 1-2 | -181527 |
| 6sealed | 776 | Sparger, Andrew (1727) | Won 2-1 | +211548 |
| 7sealed | 848 | Tomlinson, Jared (1462) | Lost 1-2 | -191529 |
| 8sealed | 947 | Zhou, David (1524) | Lost 0-2 | -181511 |
| top | average opponent: 1567record: 4-4 | new rating: 1511 | ||
| Grand Prix Pittsburgh 2016 (SOI standard) | starting rating: 1522 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 242 | Butchko, John (1468) | Won 2-0 | +171539 |
| 2standard | 106 | Bodnar, Stephen (1518) | Won 2-1 | +171556 |
| 3standard | 124 | Kinsey, Jason (1561) | Lost 1-2 | -181538 |
| 4standard | 431 | Morawski, Jonathan (1747) | Lost 0-2 | -141524 |
| 5standard | 520 | Sigg, Andrew (1500) | Lost 1-2 | -181506 |
| top | average opponent: 1559record: 2-3 | new rating: 1506 | ||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1523 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 138 | Chiesa, Christopher (1589) | Lost 0-2 | -171506 |
| 2sealed | 280 | Mireles, William (1482) | Won 2-0 | +181524 |
| 3sealed | 268 | Warwick, Thomas (1500) | Draw 1-1 | -11523 |
| 4sealed | 222 | Tajonar, Ivan (1452) | Won 2-1 | +171540 |
| 5sealed | 151 | Vaught, Neal (1515) | Lost 0-2 | -181522 |
| top | average opponent: 1508record: 2-2-1 | new rating: 1522 | ||
| Grand Prix Atlantic City 2015 (DTK limited) | starting rating: 1526 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 16 | Signorelli, Kevin (1537) | Lost 1-2 | -181508 |
| 4sealed | 226 | Smith, Chris M (1514) | Lost 1-2 | -181490 |
| 5sealed | 539 | Ready, Patrick (1472) | Won 2-0 | +181508 |
| 6sealed | 408 | Chagnon, Cody (1458) | Won 2-1 | +171525 |
| 7sealed | 231 | Beere, Ken (1512) | Won 2-1 | +181543 |
| 8sealed | 104 | Cochran, Hunter (1455) | Lost 1-2 | -201523 |
| top | average opponent: 1491record: 3-3 | new rating: 1523 | ||
| Grand Prix Baltimore 2014 (KTK limited) | starting rating: 1475 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 14 | Newcomb, Dorian (1500) | Lost 0-2 | -181457 |
| 2sealed | 418 | Roth, Phil (1532) | Won 2-0 | +191476 |
| 3sealed | 438 | Dees, Davey (1471) | Won 2-0 | +181494 |
| 4sealed | 323 | Sutliff, Casey (1556) | Lost 0-2 | -171477 |
| 5sealed | 326 | Ford, Jason (1801) | Won 2-1 | +241501 |
| 6sealed | 290 | Esko, Christopher (1514) | Won 2-0 | +181519 |
| 7sealed | 168 | Ingram, Peter (1841) | Won 2-0 | +241543 |
| 8sealed | 122 | Dennill, Josh (1586) | Lost 0-2 | -171526 |
| top | average opponent: 1600record: 5-3 | new rating: 1526 | ||
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1454 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 1850 | Arboleda Rascon, Rafael (1489) | Lost 1-2 | -171437 |
| 2legacy | 1813 | Tan, Michael (1482) | Lost 1-2 | -181419 |
| 3legacy | 1979 | Bradley, Matthew (1451) | Won 2-0 | +191438 |
| 4legacy | 1883 | Blechman, Phil (1542) | Lost 0-2 | -161422 |
| 5legacy | 1942 | Lhomme, Steeve (1338) | Won 2-0 | +161438 |
| 6legacy | 1793 | Feiock, Howard (1411) | Won 2-1 | +181456 |
| 7legacy | 1743 | Thompson, Kevin (1493) | Won 2-0 | +191475 |
| 8legacy | 1650 | Whyte, Michael (1499) | Lost 0-2 | -181457 |
| 9legacy | 1610 | Cress, Joseph (1436) | Won 2-0 | +181475 |
| top | average opponent: 1460record: 5-4 | new rating: 1475 | ||
| Grand Prix Washington DC 2014 (JOU limited) | starting rating: 1488 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 383 | McDermott, Michael (1482) | Lost 0-2 | -181470 |
| 2sealed | 406 | Russell, Matthew (1539) | Lost 1-2 | -171453 |
| 3sealed | 569 | Foster, Jennifer (1466) | Won 2-0 | +191472 |
| 4sealed | 463 | Sigalow, Martin (1484) | Lost 1-2 | -181454 |
| top | average opponent: 1493record: 1-3 | new rating: 1454 | ||
| Grand Prix Philadelphia 2014 (BNG limited) | starting rating: 1508 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 109 | Pau, Christopher (1500) | Won 2-0 | +181526 |
| 2sealed | 290 | LaVine, Chris (1537) | Lost 0-2 | -181508 |
| 3sealed | 451 | Pucci, Giuseppe (1515) | Lost 1-2 | -181490 |
| 4sealed | 615 | Hinkle, Stephen (1484) | Lost 0-2 | -181472 |
| 5sealed | 688 | Riley, Colin (1465) | Lost 1-2 | -181454 |
| 6sealed | 593 | Pham, Andrew (1411) | Won 2-1 | +171471 |
| 7sealed | 482 | Channing, Garry (1463) | Lost 1-2 | -181453 |
| 8sealed | 366 | Lindsay, Damon (1445) | Won 0-0 | +181471 |
| 9sealed | 284 | Montroy, Holly (1452) | Won 2-0 | +171488 |
| top | average opponent: 1475record: 4-5 | new rating: 1488 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1478 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 438 | Rea, Will (1500) | Won 2-0 | +191497 |
| 2modern | 109 | Hunt, Stuart (1541) | Lost 0-2 | -181479 |
| 3modern | 330 | Tsang, Wei (1508) | Won 2-0 | +191498 |
| 4modern | 197 | Martin, Avery (1519) | Won 2-0 | +181516 |
| 5modern | 155 | Logan, Victor (1563) | Won 2-1 | +191535 |
| 6modern | 102 | Wen, Bernie (1742) | Lost 1-2 | -141521 |
| 7modern | 177 | Fleischman, Will (1535) | Lost 1-2 | -181503 |
| 8modern | 83 | Snyder, Gabriel (1514) | Lost 0-2 | -181485 |
| 9modern | 187 | Griffin, Matthew [USA] (1736) | Won 2-0 | +231508 |
| top | average opponent: 1573record: 5-4 | new rating: 1508 | ||
| Grand Prix Charlotte 2013 (GTC limited) | starting rating: 1496 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 838 | Petre, Evan (1584) | Lost 0-2 | -161480 |
| 2sealed | 1036 | Fleck, Ahren (1464) | Won 2-1 | +171497 |
| 3sealed | 1133 | Bradford, Dylan (1500) | Lost 0-2 | -181479 |
| 4sealed | 1081 | Slingerland, Maxfield (1527) | Lost 1-2 | -171462 |
| 5sealed | 1099 | Wentz, Jake (1463) | Won 2-0 | +181480 |
| 6sealed | 990 | Brucher, Dustin (1484) | Won 2-1 | +181498 |
| 7sealed | 936 | Cudia, Ben (1409) | Won 2-0 | +171515 |
| 8sealed | 511 | Goss, Jon (1454) | Lost 0-2 | -191496 |
| 9sealed | 466 | Hotza, Adem (1526) | Lost 0-2 | -181478 |
| top | average opponent: 1490record: 4-5 | new rating: 1478 | ||
| Grand Prix Atlantic City 2013 (RTR standard) | starting rating: 1476 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 338 | Walker, Max (1463) | Lost 1-2 | -181458 |
| 2standard | 492 | Capasso, Christopher (1482) | Won 2-1 | +181476 |
| 3standard | 560 | Walsh, Mike (1482) | Won 2-0 | +181494 |
| 4standard | 380 | Alvarado, Miguel (1509) | Won 2-1 | +181512 |
| 5standard | 221 | Casale, John (1512) | Draw 1-1 | 01512 |
| 6standard | 242 | Nota, Al (1603) | Lost 0-2 | -161496 |
| top | average opponent: 1509record: 3-2-1 | new rating: 1496 | ||
| Grand Prix Philadelphia 2012 (RTR limited) | starting rating: 1492 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 557 | Mcmenemy, Andrew (1500) | Lost 0-0 | -171475 |
| 2sealed | 874 | Pelcyger, Ben (1506) | Lost 0-2 | -181457 |
| 3sealed | 925 | Fong, Eric (1464) | Won 2-0 | +181475 |
| 4sealed | 816 | Mero, Kelvin D (1482) | Lost 1-2 | -181457 |
| 5sealed | 856 | Thomas, Paul A (1465) | Lost 1-2 | -171440 |
| 6sealed | 824 | Ennis, Keith (1426) | Won 2-0 | +171457 |
| 7sealed | 752 | Meyerson, Joel (1467) | Won 2-1 | +191476 |
| 8sealed | 685 | Krangel, Eric (1493) | Lost 1-2 | -181458 |
| 9sealed | 656 | TahaFurst, Maha (1455) | Won 2-0 | +181476 |
| top | average opponent: 1473record: 4-5 | new rating: 1476 | ||
| Grand Prix Baltimore 2012 (DKA standard) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 320 | Snyder, Jacob (1500) | Won 2-0 | +191482 |
| 2standard | 12 | Murphy, Jeff (1500) | Lost 0-2 | -181464 |
| 3standard | 307 | Gosselin, Christopher (1660) | Lost 0-2 | -151449 |
| 4standard | 689 | Hayes, Ben (1832) | Won 2-1 | +251474 |
| 5standard | 438 | Williamson, Charles E (1499) | Lost 1-2 | -171457 |
| 6standard | 558 | Campbell, Kurt (1462) | Won 2-1 | +181475 |
| 7standard | 390 | Evaldi, Mark (1470) | Lost 1-2 | -181457 |
| 8standard | 356 | Martin, Adam (1445) | Won 2-0 | +171474 |
| 9standard | 268 | Sandland, Charlotte (1483) | Won 2-0 | +181492 |
| top | average opponent: 1539record: 5-4 | new rating: 1492 | ||
| Grand Prix Philadelphia 2002 (ONS rochester) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 54 | Bonney, Jayson (1500) | Won 2-0 | +181518 |
| 2sealed | 16 | Donovan, Chris (1475) | Lost 1-2 | -191499 |
| 3sealed | 137 | Curtis, Criaig (1483) | Lost 0-2 | -181481 |
| 4sealed | 211 | Chang, Morgan (1498) | Lost 0-2 | -181463 |
| 5sealed | 199 | Martin, Russ (1464) | Won 2-0 | +181481 |
| 6sealed | 149 | Burden, Heather (1465) | Won 2-0 | +181499 |
| 7sealed | 114 | Alderfer, John (1529) | Lost 0-2 | -171482 |
| 8sealed | 94 | Kwan, Adam (1445) | Lost 0-2 | -191463 |
| top | average opponent: 1482record: 3-5 | new rating: 1463 | ||