Webster, Jon
Current rating: 1532
| Grand Prix Oakland 2016 (BFZ standard) | starting rating: 1525 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 501 | Stabiner, Ben (1500) | Won 2-1 | +171542 |
| 2standard | 104 | Sprunger, Brock (1625) | Won 2-1 | +201562 |
| 3standard | 375 | Swarts, Cory (1500) | Won 2-1 | +171579 |
| 4standard | 40 | Forgus, Jim (1715) | Won 2-0 | +201599 |
| 5standard | 16 | Gerlock, Alex (1790) | Lost 0-2 | -141585 |
| 6standard | 144 | Araujo, Spenser (1576) | Lost 1-2 | -181567 |
| 7standard | 318 | Martell, Matthew (1693) | Lost 0-2 | -161551 |
| 8standard | 349 | O'Brien, Sean (1486) | Lost 0-2 | -191532 |
| top | average opponent: 1611record: 4-4 | new rating: 1532 | ||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1521 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 87 | Lee, Kevyn (1504) | Lost 0-2 | -191502 |
| 4sealed | 180 | Ten, Elliott (1501) | Won 2-0 | +181520 |
| 5sealed | 179 | Bauch, Chris (1523) | Lost 0-2 | -181502 |
| 6sealed | 190 | Cai, Katrina (1517) | Won 2-0 | +191521 |
| 7sealed | 174 | Abong, Jason (1608) | Won 2-1 | +191540 |
| 8sealed | 79 | Steinfeld, Alexander (1693) | Lost 0-2 | -151525 |
| top | average opponent: 1558record: 3-3 | new rating: 1525 | ||
| Grand Prix Sacramento 2014 (THS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1147 | D'Albora, Paul (1529) | Won 2-0 | +191519 |
| 2sealed | 1148 | Kambourakis, Joseph (1527) | Won 2-1 | +181537 |
| 3sealed | 1026 | Gonzalez, Miguel (1658) | Lost 1-2 | -161521 |
| 4sealed | 1095 | Ruiz, Steven (1506) | Lost 1-2 | -181503 |
| 5sealed | 1211 | Homen, Bryan (1497) | Won 2-0 | +181521 |
| 6sealed | 1123 | Colgan, Matt (1521) | Won 2-0 | +181539 |
| 7sealed | 1100 | Smith, Lee (1542) | Lost 1-2 | -181521 |
| top | average opponent: 1540record: 4-3 | new rating: 1521 | ||