Cook, Jon-Paul
Current rating: 1623
Record: 19-11-1
| Grand Prix Las Vegas 2015 (1) (MM2 limited) | starting rating: 1580 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 45 | Morikis, Vasilios (1505) | Won 2-0 | +171597 |
| 2sealed | 65 | Bird, Richard (1516) | Lost 1-2 | -191578 |
| 3sealed | 204 | Clarke, Brandon (1467) | Won 2-1 | +161594 |
| 4sealed | 97 | Roos, Dominic (1601) | Won 2-1 | +181612 |
| 5sealed | 79 | Randol, Mark (1397) | Won 2-1 | +141626 |
| 6sealed | 28 | Diemer, Eric (1704) | Won 2-0 | +191645 |
| 7sealed | 14 | Velasco, Joshua (1574) | Lost 1-2 | -191626 |
| 8sealed | 33 | Jing, Xiaotian (1558) | Won 2-1 | +171643 |
| 9sealed | 46 | Gaede, Steven (1561) | Lost 0-2 | -201623 |
| top | average opponent: 1542record: 6-3 | new rating: 1623 | ||
| Grand Prix Oakland 2013 (M14 limited) | starting rating: 1530 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 209 | Gaydosh, Joshua (1500) | Won 2-1 | +181548 |
| 2sealed | 378 | Miller, Joseph (1486) | Won 2-1 | +171565 |
| 3sealed | 284 | Slater, John (1536) | Won 2-0 | +171582 |
| 4sealed | 150 | Johnson, Craig (1674) | Lost 1-2 | -161566 |
| 5sealed | 294 | Maxwell, Hampton (1526) | Lost 0-2 | -191547 |
| 6sealed | 254 | Tamura, Kazz (1504) | Won 2-0 | +171564 |
| 7sealed | 193 | Cummings, Ricky (1534) | Won 2-0 | +181582 |
| 8sealed | 201 | Escobedo, Mario (1546) | Lost 1-2 | -191563 |
| 9sealed | 198 | Noda, Akio (1531) | Won 2-1 | +171580 |
| top | average opponent: 1537record: 6-3 | new rating: 1580 | ||
| Grand Prix Las Vegas 2013 (MMA limited) | starting rating: 1554 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 680 | Tornga, Cavan (1500) | Draw 1-1 | -11553 |
| 2sealed | 795 | Galeano, Andres (1500) | Won 2-0 | +171570 |
| 3sealed | 837 | Jones, Adam (1480) | Lost 0-2 | -201550 |
| 4sealed | 829 | Herron, Lara (1435) | Lost 0-2 | -201530 |
| top | average opponent: 1479record: 1-2-1 | new rating: 1530 | ||
| Grand Prix Salt Lake City 2012 (DKA standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 205 | Lowe, Shawna K (1500) | Lost 0-2 | -181482 |
| 2standard | 382 | Davis, Steven B (1482) | Won 2-0 | +181500 |
| 3standard | 252 | Carter, Kreigh (1499) | Lost 0-2 | -181482 |
| 4standard | 496 | Hunt, Kyle (1483) | Won 2-0 | +181500 |
| 5standard | 401 | Kaufmann, Larry (1464) | Lost 1-2 | -191481 |
| 6standard | 365 | Manchley, Daniel (1482) | Won 2-0 | +181499 |
| 7standard | 264 | Medici, Nate (1496) | Won 2-1 | +181517 |
| 8standard | 220 | Martyn, Tadeus (1500) | Won 2-1 | +181535 |
| 9standard | 145 | Kelemen, Alex (1590) | Won 2-0 | +191554 |
| top | average opponent: 1500record: 6-3 | new rating: 1554 | ||