Copenhaver, Dalton
Current rating: 1551
Record: 76-71-3
- 2014
- 2015
- 2016
- 2017
- 2018
- 2019
| Grand Prix Niagara Falls 2019 (legacy) | starting rating: 1569 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 95 | Freeman-Brauen, Becky (1518) | Won 2-0 | +171586 |
| 3legacy | 6 | Prudhomme, Nick (1804) | Lost 0-2 | -141572 |
| 4legacy | 235 | Chatwood, Edward (1440) | Lost 1-2 | -201552 |
| 5legacy | 268 | Pollard, Timothy (1506) | Won 2-0 | +171569 |
| 6legacy | 193 | Lang, Patrick (1494) | Won 2-0 | +161585 |
| 7legacy | 166 | Lesko, Ryan (1578) | Lost 0-2 | -181567 |
| 8legacy | 209 | Mohammed, Riyad (1675) | Lost 0-2 | -161551 |
| top | average opponent: 1574record: 3-4 | new rating: 1551 | ||
| Grand Prix Milwaukee 2018 (GRN standard) | starting rating: 1532 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 224 | O'Rourke, Ciaran (1520) | Lost 0-2 | -181514 |
| 3standard | 396 | Kowal, Brian (1698) | Lost 0-2 | -151499 |
| 4standard | 478 | Thompson, Matt (1544) | Won 2-0 | +191518 |
| 5standard | 391 | Logan, Michael (1496) | Won 2-0 | +171535 |
| 6standard | 259 | Mendonca, Rafael (1927) | Won 2-0 | +251560 |
| 7standard | 136 | Elenbogen, Andrew (2128) | Lost 1-2 | -91551 |
| 8standard | 278 | Buelow, Karl (1529) | Won 2-1 | +181569 |
| top | average opponent: 1692record: 4-3 | new rating: 1569 | ||
| Grand Prix Indianapolis 2017 (HOU limited) | starting rating: 1536 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 207 | Cummins, Jack (1518) | Won 2-0 | +171553 |
| 3sealed | 168 | Patel, Hemant (1510) | Lost 0-2 | -191534 |
| 4sealed | 364 | Scheuer, Kate (1441) | Won 2-1 | +171551 |
| 5sealed | 101 | Brown, William (1486) | Lost 0-2 | -191532 |
| 6sealed | 320 | Wilkinson, Eugene (1484) | Won 2-1 | +171549 |
| 7sealed | 212 | Lowther, Evan (1539) | Lost 0-2 | -191530 |
| 8sealed | 205 | Johanson, Justin (1515) | Won 2-0 | +181548 |
| 9sealed | 227 | McKay, Mike (1632) | Lost 0-2 | -161532 |
| top | average opponent: 1516record: 4-4 | new rating: 1532 | ||
| Grand Prix Pittsburgh 2017 (AER standard) | starting rating: 1467 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 23 | Kelley, Chad (1462) | Lost 1-2 | -181449 |
| 4standard | 364 | Lupicki, Kamil (1694) | Lost 1-2 | -141435 |
| 5standard | 438 | Simon, Michael (1728) | Won 2-0 | +231458 |
| 6standard | 359 | Glansdorp, Charles (1521) | Won 2-1 | +201478 |
| 7standard | 311 | Carey, Bryan (1539) | Lost 0-2 | -171461 |
| 8standard | 263 | Martinez, Steven 2 (1548) | Won 2-1 | +191480 |
| 9standard | 251 | Fortanely, Bobby (1902) | Won 2-0 | +261506 |
| 10standard | 698 | Stern, Jon (1885) | Won 2-0 | +241530 |
| 11standard | 606 | Male, Nick (1715) | Lost 0-2 | -141516 |
| 12standard | 695 | Clausen, Joe (1626) | Won 2-0 | +201536 |
| top | average opponent: 1662record: 6-4 | new rating: 1536 | ||
| Grand Prix Louisville 2017 (legacy) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 304 | Higgins, Aaron (1446) | Lost 0-2 | -191501 |
| 4legacy | 568 | Richtsmeier, Gene (1590) | Lost 0-2 | -171484 |
| 5legacy | 748 | Mok, Jason (1525) | Lost 1-2 | -171467 |
| 6legacy | 882 | Glackin, Ryan (1463) | Lost 1-2 | -181449 |
| 7legacy | 837 | Dyke, Charles (1471) | Lost 0-2 | -181431 |
| 8legacy | 811 | Medley, Olin (1443) | Won 2-0 | +181449 |
| 9legacy | 747 | Seyko, Bryce (1422) | Won 2-0 | +181467 |
| top | average opponent: 1480record: 2-5 | new rating: 1467 | ||
| Grand Prix Indianapolis 2016 (modern) | starting rating: 1474 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 258 | Kirk, Hagen (1536) | Won 2-0 | +191493 |
| 4modern | 2 | Newton, Kegan (1554) | Lost 1-2 | -171476 |
| 5modern | 357 | Webster, Billy (1409) | Lost 1-2 | -191457 |
| 6modern | 564 | Wetzel, Bronson (1589) | Won 2-1 | +201477 |
| 7modern | 382 | Linback, Lewis (1535) | Won 2-1 | +191496 |
| 8modern | 263 | Peng, Tommy (1508) | Lost 0-2 | -181478 |
| 9modern | 213 | Ambrose, Joshua (1562) | Won 2-0 | +201498 |
| 10modern | 962 | Cooperman, Ross (1673) | Won 2-0 | +211519 |
| 11modern | 934 | Marx, Matthew (1558) | Won 2-1 | +191538 |
| 12modern | 914 | Shillingburg, TJ (1549) | Lost 0-2 | -181520 |
| top | average opponent: 1547record: 6-4 | new rating: 1520 | ||
| Grand Prix Pittsburgh 2016 (SOI standard) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 256 | Speth, Travis (1539) | Lost 1-2 | -171463 |
| 4standard | 329 | Wiley, Zarek (1482) | Won 2-0 | +191482 |
| 5standard | 309 | Zeiler, Daniel (1553) | Lost 0-2 | -171465 |
| 6standard | 368 | Broderick, Michael (1530) | Won 2-0 | +191484 |
| 7standard | 179 | Henn, Robert (1576) | Lost 1-2 | -161468 |
| 8standard | 280 | Velarde Gallegos, Jose Raul (1650) | Lost 0-2 | -151453 |
| 9standard | 320 | Zastrow, Martin (1588) | Won 2-1 | +211474 |
| top | average opponent: 1560record: 3-4 | new rating: 1474 | ||
| Grand Prix Columbus 2016 (legacy) | starting rating: 1535 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 104 | Schuchaskie, Kegan (1664) | Lost 0-2 | -161519 |
| 4legacy | 544 | Dunau, Bera (1536) | Lost 1-2 | -181501 |
| 5legacy | 569 | Sunseri, Jeremy (1360) | Won 2-1 | +161517 |
| 6legacy | 421 | Reinhardt, Logan (1485) | Lost 1-2 | -191498 |
| 7legacy | 550 | Mills, Paul (1503) | Lost 1-2 | -181480 |
| top | average opponent: 1509record: 1-4 | new rating: 1480 | ||
| Grand Prix Toronto 2016 (SOI standard) | starting rating: 1594 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 191 | Rieger, Matthew (1472) | Lost 0-2 | -201574 |
| 4standard | 403 | Cusson, Marc-Olivier (1487) | Lost 1-2 | -201554 |
| 5standard | 381 | So, Gary (1581) | Won 2-1 | +191573 |
| 6standard | 312 | Leahy, Devon (1523) | Lost 0-2 | -191554 |
| 7standard | 357 | Lau, Benson (1484) | Lost 1-2 | -191535 |
| top | average opponent: 1510record: 1-4 | new rating: 1535 | ||
| Grand Prix Detroit 2016 (modern) | starting rating: 1645 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 50 | Auxier, Bryan (1457) | Won 2-0 | +151660 |
| 3modern | 365 | Boisvert, Jordan (1721) | Lost 0-2 | -171643 |
| 4modern | 322 | Brown, Brad (1602) | Lost 0-2 | -191624 |
| 5modern | 930 | Carter, Dakota (1499) | Lost 1-2 | -201604 |
| 6modern | 918 | Lane, Andrew (1478) | Won 2-0 | +151619 |
| 7modern | 829 | Wright, Robert (1469) | Won 2-0 | +161635 |
| 8modern | 563 | Caudill, Eddie (1612) | Lost 1-2 | -191616 |
| 9modern | 545 | Watson, Keith (1386) | Lost 1-2 | -221594 |
| top | average opponent: 1528record: 3-5 | new rating: 1594 | ||
| Grand Prix Houston 2016 (OGW standard) | starting rating: 1638 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 242 | Lowry, Matthew (1420) | Won 2-1 | +141652 |
| 3standard | 101 | Person, Samuel (1534) | Won 2-0 | +161668 |
| 4standard | 131 | Solis, Juan (1591) | Won 2-1 | +171685 |
| 5standard | 86 | Jansen, Adam (1869) | Lost 0-2 | -151670 |
| 6standard | 148 | Casby, Christopher (1543) | Won 2-1 | +161686 |
| 7standard | 98 | Mann, Stephen (1729) | Lost 1-2 | -181668 |
| 8standard | 144 | Moreno, John (1508) | Won 2-1 | +161684 |
| 9standard | 130 | Cervantes, Salvador (1602) | Lost 0-2 | -201664 |
| 10standard | 250 | Carvalho, Pedro (1890) | Lost 0-2 | -141650 |
| 11standard | 196 | Warms, Michael (1506) | Won 2-1 | +151665 |
| 12standard | 176 | Armstrong, John (1530) | Lost 0-2 | -201645 |
| top | average opponent: 1611record: 6-5 | new rating: 1645 | ||
| Grand Prix Pittsburgh 2015 (modern) | starting rating: 1719 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 328 | Turchioe, Matt (1515) | Lost 1-2 | -221697 |
| 3modern | 905 | Heslor, Brandon (1440) | Lost 1-2 | -221675 |
| 4modern | 855 | Xenos, Jorj (1519) | Lost 1-2 | -211654 |
| 5modern | 1052 | Capstick, Keith (1400) | Lost 0-2 | -231631 |
| 6modern | 948 | Stillwagon, Bryan (1444) | Won 2-0 | +151646 |
| 7modern | 777 | Warren, Chris (1380) | Won 2-0 | +131659 |
| 8modern | 564 | Modzel, Sage (1484) | Lost 0-2 | -211638 |
| top | average opponent: 1455record: 2-5 | new rating: 1638 | ||
| Grand Prix Seattle-Tacoma 2015 (legacy) | starting rating: 1711 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 315 | Lau, Patrik (1483) | Won 2-0 | +141725 |
| 3legacy | 268 | Peake, Christopher (1535) | Lost 1-2 | -221703 |
| 4legacy | 455 | Bell, Thomas (1555) | Won 2-1 | +151718 |
| 5legacy | 133 | Richey, Richard (1347) | Lost 1-2 | -241694 |
| 6legacy | 423 | Marinus, Justice (1505) | Lost 1-2 | -211673 |
| 7legacy | 434 | Wilson, Alexander (1545) | Won 2-0 | +151688 |
| 8legacy | 341 | Hardin, Jeffrey (1539) | Won 2-0 | +161704 |
| 9legacy | 237 | Wigham, Wesley (1564) | Won 2-1 | +151719 |
| top | average opponent: 1509record: 5-3 | new rating: 1719 | ||
| Grand Prix Indianapolis 2015 (BFZ standard) | starting rating: 1630 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 118 | Eckert, Joseph (1671) | Won 2-0 | +191649 |
| 3standard | 25 | Grissom, Koelten (1714) | Won 2-0 | +191668 |
| 4standard | 76 | Nieves, Gabriel (1747) | Lost 0-2 | -161652 |
| 5standard | 101 | Sparger, Andrew (1729) | Lost 1-2 | -171635 |
| 6standard | 192 | Scott, Jimmy (1510) | Won 2-0 | +161651 |
| 7standard | 112 | Herrera, Joseph (1739) | Won 2-1 | +191670 |
| 8standard | 81 | Maine, Tyler (1557) | Won 2-0 | +161686 |
| 9standard | 90 | Mulvihill, Scott (1553) | Won 0-0 | +161702 |
| 10standard | 32 | Mulcahy, Luke (1981) | Lost 0-2 | -131689 |
| 11standard | 57 | Majlaton, Alex (1839) | Lost 0-2 | -161673 |
| 12standard | 61 | Merced, Davis (1755) | Lost 0-2 | -161657 |
| 13standard | 61 | DeMars, Brian (1851) | Won 2-1 | +211678 |
| 14standard | 51 | Knoll, Katelyn (1520) | Won 2-1 | +161694 |
| 15standard | 50 | Newman, Carter (1641) | Won 2-0 | +171711 |
| top | average opponent: 1701record: 9-5 | new rating: 1711 | ||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1631 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 218 | Galicinao, Joshua (1446) | Won 2-0 | +151646 |
| 2sealed | 84 | Seelye, Lisa (1605) | Draw 1-1 | -11645 |
| 3sealed | 273 | Bower, Josh (1500) | Lost 0-2 | -201625 |
| 4sealed | 213 | McGrogan, Kyle (1547) | Lost 0-2 | -201605 |
| 5sealed | 222 | Hersch, Emily (1483) | Lost 0-2 | -201585 |
| 6sealed | 187 | Dzyuba, Alexandra (1445) | Won 2-0 | +151600 |
| 7sealed | 142 | Weak, Daniel (1464) | Won 2-0 | +161616 |
| 8sealed | 105 | Brassington, Cory (1517) | Won 2-1 | +161632 |
| 9sealed | 74 | Miranda, Jaime (1518) | Draw 0-0 | -21630 |
| top | average opponent: 1503record: 4-3-2 | new rating: 1630 | ||
| Grand Prix Toronto 2015 (DTK standard) | starting rating: 1588 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 222 | Lewis, Kyle (1540) | Won 2-0 | +171605 |
| 2standard | 242 | Ma, Ronald (1518) | Won 2-0 | +171622 |
| 3standard | 105 | Mulloy, Josh (1590) | Lost 0-2 | -191603 |
| 4standard | 199 | Langlotz, Ben (1527) | Lost 1-2 | -191584 |
| 5standard | 507 | Ramos, David (1466) | Won 2-1 | +151599 |
| 6standard | 280 | Bishop, Katherine (1487) | Won 2-0 | +161615 |
| 7standard | 224 | Micallef, Andrew (1537) | Won 2-0 | +171632 |
| 8standard | 156 | Robert, Pierre Olivier (1554) | Lost 1-2 | -191613 |
| 9standard | 206 | Plouffe, Jeremi (1657) | Won 2-1 | +181631 |
| top | average opponent: 1542record: 6-3 | new rating: 1631 | ||
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1539 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 1084 | Swaney, Addison (1329) | Won 2-0 | +141553 |
| 2legacy | 944 | Arenstein, Max (1353) | Won 2-1 | +151568 |
| 3legacy | 870 | Muller, Paul (1562) | Won 2-0 | +181586 |
| 4legacy | 759 | McKay, Andrew (1582) | Won 2-0 | +181604 |
| 5legacy | 558 | Papaccio, Nicholas (1555) | Won 2-1 | +171621 |
| 6legacy | 571 | McDuffie, Korey (1989) | Lost 0-2 | -121609 |
| 7legacy | 580 | Womble, Ed (1624) | Lost 0-2 | -181591 |
| 8legacy | 701 | Yang, Charles (1480) | Won 2-1 | +161607 |
| 9legacy | 611 | Abong, Jason (1535) | Lost 0-2 | -191588 |
| top | average opponent: 1556record: 6-3 | new rating: 1588 | ||
| Grand Prix Cincinnati 2014 (BNG standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 80 | Ellis, Joshua (1538) | Won 2-0 | +191519 |
| 2standard | 168 | Munoz, Jose (1556) | Won 2-1 | +181537 |
| 3standard | 225 | Woloshyn, Derek (1673) | Lost 1-2 | -151522 |
| 4standard | 251 | Knierim, Grant (1518) | Draw 1-1 | 01522 |
| 5standard | 351 | Williams, Vincent (1535) | Lost 1-2 | -181504 |
| 6standard | 486 | Arizola, Jimmy (1500) | Lost 1-2 | -181486 |
| 7standard | 474 | Hale, Nathaniel (1481) | Won 2-1 | +181504 |
| 8standard | 353 | Nyhart, Ken (1468) | Won 2-1 | +171521 |
| 9standard | 261 | Daniel, Tracy (1516) | Won 2-1 | +181539 |
| top | average opponent: 1532record: 5-3-1 | new rating: 1539 | ||