Sayer, Jack
Current rating: 1517
Record: 6-6
| Grand Prix New Jersey 2020 (THB limited) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 91 | Comella, Terrence (1618) | Won 2-1 | +211504 |
| 2sealed | 237 | King, Oliver (1507) | Lost 0-2 | -181486 |
| 3sealed | 506 | Zimmerman, Daniel (1443) | Won 2-0 | +171503 |
| 4sealed | 215 | Bohnhoff, Benjamin (1667) | Won 2-1 | +211524 |
| 5sealed | 218 | Finchler, Alexander (1663) | Lost 0-2 | -161508 |
| 6sealed | 358 | Banchero-Smith, Neil (1533) | Won 2-0 | +191527 |
| 7sealed | 135 | Krempels, Craig (2014) | Lost 1-2 | -101517 |
| average opponent: 1635record: 4-3 | new rating: 1517 | |||
| Grand Prix New Jersey 2019 (RNA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 341 | Ruszkowski, Michael (1577) | Lost 0-2 | -171483 |
| 2sealed | 361 | Santiago, Benjamin (1482) | Won 2-1 | +181501 |
| 3sealed | 579 | Klinkhammer, Matthew (1548) | Lost 1-2 | -171484 |
| 4sealed | 590 | Kidder, Samuel (1486) | Won 2-0 | +181502 |
| 5sealed | 486 | Holten, Ted (1450) | Lost 0-2 | -191483 |
| average opponent: 1509record: 2-3 | new rating: 1483 | |||