Maxson, Joshua
Current rating: 1514
| Grand Prix Madison 2019 (WAR limited) | starting rating: 1554 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 296 | Chapman II, Jack (1529) | Lost 1-2 | -191535 |
| 2sealed | 305 | Timian, Eric (1501) | Won 2-1 | +181553 |
| 3sealed | 319 | Soper, Adam (1503) | Lost 1-2 | -191534 |
| 4sealed | 410 | Tauring-Traxler, Oskar (1428) | Lost 1-2 | -201514 |
| top | average opponent: 1490record: 1-3 | new rating: 1514 | ||
| Grand Prix St. Louis 2006 (CSP limited) | starting rating: 1539 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 127 | Catardi, Joey (1500) | Won 2-1 | +181557 |
| 2sealed | 85 | Novak, Nick (1524) | Lost 0-2 | -191538 |
| 3sealed | 162 | Beemer, Brian (1458) | Won 2-1 | +171555 |
| 4sealed | 69 | Wagner, Bob (1494) | Won 2-0 | +171572 |
| 5sealed | 86 | Rietzl, Paul (1696) | Lost 0-1 | -161556 |
| 6sealed | 87 | Hickey, Joey (1519) | Won 2-1 | +171573 |
| 7sealed | 78 | Prosak, Doug (1486) | Lost 1-2 | -191554 |
| top | average opponent: 1525record: 4-3 | new rating: 1554 | ||
| Grand Prix Minneapolis 2005 (Kamigawa block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 15 | Boe, Cody (1500) | Won 2-0 | +181518 |
| 2block | 45 | Little, Adam (1518) | Won 2-0 | +181536 |
| 3block | 41 | Stangl, Craig (1538) | Lost 1-2 | -181518 |
| 4block | 114 | Corbo, Quade (1517) | Won 2-1 | +181536 |
| 5block | 65 | Scheel, Brandon (1558) | Lost 0-2 | -181518 |
| 6block | 75 | De La Cerda, Gabriel (1576) | Won 2-0 | +191537 |
| 7block | 49 | Dixson, Tim (1535) | Won 2-0 | +181555 |
| 8block | 35 | Ziegler, Paul (1669) | Lost 0-2 | -161539 |
| top | average opponent: 1551record: 5-3 | new rating: 1539 | ||