York, Derrick
Current rating: 1533
Record: 35-38-2
| Grand Prix Minneapolis 2019 (modern) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 15 | Durward, Caleb (1876) | Won 2-0 | +251510 |
| 2modern | 25 | Arnold, Chris (1699) | Won 2-0 | +211531 |
| 3modern | 162 | Hawkinson, Mark (1466) | Won 2-0 | +171548 |
| 4modern | 54 | Henschel, Eric (1551) | Won 2-1 | +181566 |
| 5modern | 11 | Sher, Peyton (1576) | Won 2-0 | +181584 |
| 6modern | 1 | Grissom, Koelten (1574) | Lost 0-2 | -181566 |
| 7modern | 25 | Grode, Mason (1553) | Lost 1-2 | -181548 |
| 8modern | 47 | Allhiser, Bradley (1723) | Lost 1-2 | -151533 |
| top | average opponent: 1627record: 5-3 | new rating: 1533 | ||
| Grand Prix Las Vegas 2018 (modern) (modern) | starting rating: 1503 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 113 | Turnbull, Grady (1494) | Lost 0-2 | -181485 |
| top | record: 0-1 | new rating: 1485 | ||
| Grand Prix Portland 2017 (XLN standard) | starting rating: 1494 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 249 | Leary, Michael (1512) | Won 2-1 | +181512 |
| 3standard | 68 | Dreher, Gregory (1435) | Won 2-1 | +171529 |
| 4standard | 30 | Tryggestad, David (1423) | Won 2-0 | +161545 |
| 5standard | 29 | Brumby, Gene (1581) | Lost 0-2 | -181527 |
| 6standard | 180 | Burkhart, Corey (1941) | Lost 1-2 | -101517 |
| 7standard | 152 | Miller, Doug (1499) | Lost 0-2 | -191498 |
| 8standard | 254 | Kusiek, James (1536) | Won 2-0 | +191517 |
| 9standard | 173 | Grimes, Sean (1508) | Won 2-1 | +181535 |
| 10standard | 148 | Smith, RJ (1501) | Won 2-0 | +171552 |
| 11standard | 97 | Sletteland, Nate (1554) | Lost 1-2 | -181534 |
| 12standard | 120 | Anonby, Julian (1568) | Lost 1-2 | -171517 |
| 13standard | 149 | Bulanenko, Misha (1551) | Lost 0-2 | -181499 |
| 14standard | 145 | Espe, Christopher (1644) | Won 2-0 | +211520 |
| 15standard | 123 | Duchen, Benjamin (1574) | Lost 1-2 | -171503 |
| top | average opponent: 1559record: 7-7 | new rating: 1503 | ||
| Grand Prix Indianapolis 2017 (HOU limited) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 103 | Merkley, Jonathan (1518) | Won 2-0 | +181534 |
| 3sealed | 48 | Gillespie, Lee (1433) | Won 2-1 | +161550 |
| 4sealed | 43 | Weiser, Daniel (1825) | Lost 0-2 | -131537 |
| 5sealed | 188 | Horne, William (1544) | Won 2-0 | +181555 |
| 6sealed | 80 | Yeh, Chih-Cheng (1911) | Lost 1-2 | -111544 |
| 7sealed | 248 | Zhang, Bolun (1680) | Lost 1-2 | -161528 |
| 8sealed | 242 | Scharenbroch, Nik (1615) | Lost 1-2 | -161512 |
| 9sealed | 293 | Capaldi, Alex (1516) | Lost 1-2 | -181494 |
| top | average opponent: 1630record: 3-5 | new rating: 1494 | ||
| Grand Prix Las Vegas 2017 (limited) (AKH limited) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 400 | Andresen, Daniel (1519) | Won 2-0 | +191481 |
| 3sealed | 228 | Dacunta, Matt (1500) | Won 2-0 | +181499 |
| 5sealed | 15 | Schousboe, Jason (1826) | Won 2-0 | +241523 |
| 6sealed | 53 | Dobbin, Jack (2078) | Won 2-1 | +271550 |
| 7sealed | 2103 | Cheon, Paul (1907) | Lost 0-2 | -111539 |
| 8sealed | 82 | Booth, JT (1777) | Won 2-1 | +221561 |
| 9sealed | 29 | Nelson, Evan (1738) | Lost 0-2 | -151546 |
| 10draft | 205 | Smythe, Tony (1676) | Lost 0-2 | -161530 |
| 11draft | 188 | Alvarado Picazo, Arturo (1564) | Draw 1-1 | +11531 |
| 13draft | 186 | Ngai, David (1654) | Lost 0-2 | -161515 |
| 14draft | 177 | Gonzales, Benny (1505) | Won 2-1 | +181533 |
| 15draft | 75 | Thor, Christopher (1598) | Lost 0-2 | -171516 |
| top | average opponent: 1695record: 6-5-1 | new rating: 1516 | ||
| Grand Prix Pittsburgh 2017 (AER standard) | starting rating: 1495 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 103 | Heberling, Jeffrey (1481) | Lost 0-2 | -191476 |
| 2standard | 412 | Lex, Brandon (1474) | Lost 0-2 | -181458 |
| 3standard | 636 | Samuel, Chris (1431) | Won 2-1 | +181476 |
| 4standard | 605 | O'Donnell, Jon (1502) | Lost 0-2 | -181458 |
| 5standard | 560 | Hopkins, Jonathan (1482) | Lost 0-2 | -171441 |
| 6standard | 586 | Becerra, Patrick (1498) | Won 2-1 | +191460 |
| 7standard | 492 | Rager, Adam (1503) | Draw 1-1 | +11461 |
| 8standard | 458 | Mason, Donald (1502) | Lost 0-2 | -181443 |
| 9standard | 424 | Towles, Matthew (1479) | Won 2-1 | +191462 |
| top | average opponent: 1484record: 3-5-1 | new rating: 1462 | ||
| Grand Prix Milwaukee 2016 (KLD limited) | starting rating: 1495 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 46 | Johnson, Luther (1500) | Won 2-0 | +191514 |
| 2sealed | 175 | Parchem, Casey (1518) | Won 2-1 | +181532 |
| 3sealed | 212 | Schmidt, Tyler (1522) | Won 2-1 | +171549 |
| 4sealed | 63 | Churchill, Ken (1470) | Lost 1-2 | -191530 |
| 5sealed | 228 | Holzschuh, Ariel (1503) | Lost 0-2 | -181512 |
| 6sealed | 271 | Fredrichsen, Drew (1542) | Won 2-1 | +181530 |
| 7sealed | 218 | Jensen, Lissa (1551) | Lost 1-2 | -181512 |
| 8sealed | 235 | Boris, Harry (1523) | Lost 0-2 | -171495 |
| top | average opponent: 1516record: 4-4 | new rating: 1495 | ||
| Grand Prix Minneapolis 2016 (SOI standard) | starting rating: 1467 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 495 | Heilmann, Jacob (1543) | Won 1-0 | +191486 |
| 2standard | 180 | Wall, Ryan (1683) | Won 2-0 | +221508 |
| 3standard | 171 | Allen, Emory (1516) | Lost 0-2 | -181490 |
| 4standard | 435 | Fronk, Stuart (1524) | Won 2-1 | +191509 |
| 5standard | 97 | Lamp, Alexander (1466) | Lost 1-2 | -191490 |
| 6standard | 309 | Pitoscia, Dominic (1519) | Won 2-1 | +181508 |
| 7standard | 296 | Hinchley, Joshua (1538) | Won 2-1 | +191527 |
| 8standard | 100 | Paulson, Nicholas (1617) | Lost 0-2 | -171510 |
| 9standard | 233 | Lange, Mason (1677) | Lost 1-2 | -151495 |
| top | average opponent: 1565record: 5-4 | new rating: 1495 | ||
| Grand Prix Detroit 2016 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 677 | Schultz, Aaron (1500) | Lost 0-2 | -181482 |
| 2modern | 1002 | Vail, Cory (1490) | Lost 1-2 | -181464 |
| 3modern | 1161 | Wigent, Shawn (1464) | Lost 0-2 | -181446 |
| 4modern | 1153 | Vargo, Joe (1478) | Won 2-1 | +191465 |
| 5modern | 1098 | McPherson, Tyler (1578) | Won 2-0 | +201485 |
| 6modern | 795 | Waterson, David (1486) | Lost 0-2 | -181467 |
| top | average opponent: 1499record: 2-4 | new rating: 1467 | ||