Hewitt, Mark
Current rating: 1476
Record: 28-27-5
| Grand Prix Louisville 2017 (legacy) | starting rating: 1530 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 551 | Church, Mark (1479) | Lost 0-2 | -191511 |
| 3legacy | 842 | Davidson, Keenan (1586) | Lost 1-2 | -171494 |
| 4legacy | 849 | Plattenburg, Brian (1412) | Lost 0-2 | -191475 |
| 5legacy | 942 | Looft, Nick (1337) | Won 2-1 | +151490 |
| 6legacy | 928 | Koepke, Devin (1697) | Lost 0-2 | -141476 |
| top | average opponent: 1502record: 1-4 | new rating: 1476 | ||
| Grand Prix Indianapolis 2016 (modern) | starting rating: 1570 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 377 | Fontenot, Bryan (1544) | Lost 0-2 | -191551 |
| 3modern | 602 | Jacquin, David (1497) | Won 2-1 | +171568 |
| 4modern | 424 | Seifert, Nick (1631) | Won 2-1 | +201588 |
| 5modern | 143 | Strodl, Courtland (1536) | Lost 0-2 | -191569 |
| 6modern | 585 | Walling, Ian (1520) | Lost 0-2 | -191550 |
| 7modern | 484 | Zimmermann, Kyle (1437) | Lost 1-2 | -201530 |
| top | average opponent: 1527record: 2-4 | new rating: 1530 | ||
| Grand Prix Columbus 2016 (legacy) | starting rating: 1615 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 91 | Monroe, Scott (1519) | Won 2-0 | +171632 |
| 3legacy | 144 | Greene, Jon (1538) | Lost 1-2 | -201612 |
| 4legacy | 385 | Mantey, Tyler (1715) | Lost 0-1 | -161596 |
| 5legacy | 450 | Gosnell, James (1468) | Lost 1-2 | -201576 |
| 6legacy | 583 | Patterson, Kevin (1453) | Lost 0-2 | -211555 |
| 7legacy | 678 | Wood, Mark (1549) | Won 2-0 | +181573 |
| 8legacy | 507 | CIMINO, JOE (1483) | Won 2-0 | +171590 |
| 9legacy | 422 | Cooke, James (1497) | Lost 0-2 | -201570 |
| top | average opponent: 1528record: 3-5 | new rating: 1570 | ||
| Grand Prix Indianapolis 2015 (BFZ standard) | starting rating: 1628 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 25 | Lagger, Gregg (1571) | Won 2-1 | +171645 |
| 3standard | 157 | Jacobi, Sam (1533) | Lost 1-2 | -211624 |
| 4standard | 225 | Brook, Lewis (1490) | Lost 0-2 | -201604 |
| 5standard | 274 | Peavy, Nelson (1483) | Won 2-1 | +161620 |
| 6standard | 286 | Yarter, Jeffery (1458) | Won 2-0 | +151635 |
| 7standard | 197 | Gourley, Mark (1537) | Won 2-1 | +161651 |
| 8standard | 102 | Kelly, Jamie (1607) | Lost 1-2 | -191632 |
| 9standard | 142 | Crump, Eric (1695) | Lost 0-0 | -171615 |
| top | average opponent: 1547record: 4-4 | new rating: 1615 | ||
| Grand Prix Cleveland 2015 (FRF limited) | starting rating: 1600 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 161 | Addleman, Neil (1508) | Won 2-1 | +161616 |
| 3sealed | 88 | Strange, Alex (1526) | Lost 1-2 | -201596 |
| 4sealed | 549 | Hoogeveen, Kyle (1502) | Won 2-1 | +171613 |
| 5sealed | 307 | Tripp, Joshua (1586) | Lost 1-2 | -191594 |
| 6sealed | 314 | Maassen, Philip (1497) | Won 2-1 | +161610 |
| 7sealed | 352 | Black, Seth (1427) | Won 2-0 | +151625 |
| 8sealed | 198 | Pasquino, Justin (1563) | Won 2-1 | +171642 |
| 9sealed | 119 | McLaughlin, Morgan (1842) | Lost 1-2 | -141628 |
| top | average opponent: 1556record: 5-3 | new rating: 1628 | ||
| Grand Prix Memphis 2015 (FRF standard) | starting rating: 1577 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 204 | Bell, Michael (1615) | Lost 0-2 | -171560 |
| 2standard | 393 | Winslow, David (1482) | Draw 1-1 | -11559 |
| 3standard | 437 | Farley, JohnD (1483) | Won 2-1 | +161575 |
| 4standard | 348 | Clift, Brent (1402) | Won 2-0 | +151590 |
| 5standard | 220 | Futrell, Christopher (1515) | Draw 1-1 | -11589 |
| 6standard | 300 | Lamont, Thomas (1520) | Lost 0-2 | -191570 |
| 7standard | 286 | Sullivan, John (1434) | Won 2-0 | +151585 |
| 8standard | 215 | Rogers, Eric (1515) | Won 2-0 | +171602 |
| 9standard | 163 | Loiacono, Nick (1483) | Draw 1-1 | -21600 |
| top | average opponent: 1494record: 4-2-3 | new rating: 1600 | ||
| Grand Prix Chicago 2014 (JOU standard) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 331 | Olson, Wesley (1547) | Won 2-1 | +191518 |
| 2standard | 64 | Usman, Nick (1559) | Lost 1-2 | -171501 |
| 3standard | 243 | Flowers, Jason (1500) | Draw 1-1 | 01501 |
| 4standard | 446 | Kakugawa, Kawika (1481) | Won 2-0 | +171518 |
| 5standard | 212 | Price, Greg (1437) | Won 0-0 | +171535 |
| 6standard | 129 | Levon, Sam (1538) | Won 2-1 | +181553 |
| 7standard | 79 | Laury, Walker (1519) | Won 2-1 | +171570 |
| 8standard | 45 | Saito, Tomoharu (1977) | Lost 0-2 | -111559 |
| 9standard | 93 | Paprocki, Ryan (1555) | Won 2-0 | +181577 |
| top | average opponent: 1568record: 6-2-1 | new rating: 1577 | ||
| Grand Prix Detroit 2013 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 309 | Manns, Eric (1500) | Lost 1-2 | -181482 |
| 2modern | 381 | Scott, Brenden (1482) | Won 0-0 | +181500 |
| 3modern | 391 | Awe, Brent (1482) | Won 2-0 | +181518 |
| 4modern | 388 | Stokes, Tyler (1547) | Lost 1-2 | -181500 |
| 5modern | 464 | McCluskey, Randy (1500) | Draw 1-1 | 01500 |
| 6modern | 447 | Contreras, Estevan (1502) | Won 2-1 | +181518 |
| 7modern | 329 | Espejo, Jonny (1463) | Lost 0-0 | -191499 |
| top | average opponent: 1497record: 3-3-1 | new rating: 1499 | ||