Clarke, Frederick
Current rating: 1645
Record: 23-15-5
| Grand Prix Las Vegas 2019 (limited) (MH1 limited) | starting rating: 1624 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1184 | Oilar, Sandra (1455) | Won 2-1 | +151639 |
| 2sealed | 1186 | Molina, Mario (1665) | Draw 1-1 | +11640 |
| 3sealed | 1200 | Tayek, Chandler (1465) | Draw 1-1 | -31637 |
| 4sealed | 1209 | Bennett, Tyson (1503) | Won 2-0 | +151652 |
| 5sealed | 1200 | Edgecomb, Brandi (1468) | Draw 1-1 | -31649 |
| 6sealed | 1204 | Chan, Jeffrey K (1444) | Won 2-1 | +141663 |
| 7sealed | 1189 | Turney, Christopher (1624) | Lost 0-2 | -181645 |
| top | average opponent: 1518record: 3-1-3 | new rating: 1645 | ||
| Grand Prix Orlando 2017 (AER limited) | starting rating: 1593 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 631 | Nguyen, Richard (1893) | Won 2-0 | +241617 |
| 2sealed | 777 | Capano, Frank (1401) | Won 2-0 | +141631 |
| 3sealed | 706 | Kennedy, Sean (1608) | Won 2-1 | +171648 |
| 4sealed | 546 | Gervasi, Bronson (1826) | Won 2-1 | +221670 |
| 5sealed | 561 | Moisant, Alex (1570) | Lost 0-2 | -201650 |
| 6sealed | 610 | Anderson, Matthew [USA] (1518) | Won 2-1 | +151665 |
| 7sealed | 615 | Skapetis, Tristin (1614) | Lost 0-2 | -191646 |
| 8sealed | 663 | Orellana, Manuel (1735) | Lost 0-2 | -161630 |
| 9sealed | 786 | Sears, Blake (1538) | Won 2-0 | +161646 |
| 10draft | 804 | Nall, Eric (1789) | Won 2-0 | +211667 |
| 11draft | 694 | Buchanan, Jessica (1744) | Lost 0-2 | -171650 |
| 12draft | 793 | Timmerman, Robert (1579) | Won 2-0 | +171667 |
| 13draft | 759 | Klein, Andrew (1822) | Lost 0-2 | -151652 |
| 14draft | 736 | Braun-Duin, Brian (1929) | Lost 1-2 | -131639 |
| 15draft | 730 | Calderon, Andrew (1844) | Lost 0-2 | -151624 |
| top | average opponent: 1694record: 8-7 | new rating: 1624 | ||
| Grand Prix Atlanta 2015 (BFZ limited) | starting rating: 1545 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 576 | Gill, Tyler (1534) | Lost 0-2 | -181527 |
| 2sealed | 683 | Wilson, Brett (1482) | Won 2-1 | +171544 |
| 3sealed | 525 | Forker, Nicholas (1429) | Won 2-0 | +161560 |
| 4sealed | 274 | Mickel, Freddy (1463) | Draw 1-1 | -21558 |
| 5sealed | 440 | Machado, George (1576) | Won 2-0 | +181576 |
| 6sealed | 280 | Barrientos, Daniel (1522) | Won 2-0 | +171593 |
| 7sealed | 170 | Gipson, Tripper (1616) | Won 2-1 | +191612 |
| 8sealed | 100 | Kuterro, Blake (1538) | Won 2-1 | +161628 |
| 9sealed | 53 | Eckert, James (1562) | Won 2-0 | +171645 |
| 10draft | 71 | Heath, Jonathan (1655) | Lost 1-2 | -181627 |
| 11draft | 86 | Stirling, Brandt (1598) | Lost 1-2 | -181609 |
| 12draft | 63 | Ho, Lan (1701) | Lost 0-2 | -171592 |
| 13draft | 84 | Ikerd, Christopher (1647) | Won 2-0 | +191611 |
| 14draft | 67 | LaVassaur, Chris (1603) | Lost 0-2 | -181593 |
| top | average opponent: 1566record: 8-5-1 | new rating: 1593 | ||
| Grand Prix Orlando 2014 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 902 | Bruce, Daniel (1553) | Won 2-0 | +191519 |
| 2sealed | 798 | Gadow, Natalie (1518) | Won 2-0 | +181537 |
| 3sealed | 196 | Ruda, Corey (1533) | Won 2-0 | +181555 |
| 4sealed | 25 | Patterson, Shawn (1556) | Won 0-0 | +181573 |
| 5sealed | 34 | Majors, Michael (1923) | Draw 1-1 | +61579 |
| 6sealed | 32 | Campanelli, Michael (1572) | Lost 0-2 | -181561 |
| 7sealed | 90 | Hines, Frank (1668) | Lost 1-2 | -161545 |
| top | average opponent: 1617record: 4-2-1 | new rating: 1545 | ||