Boer, Jacob
Current rating: 1513
Record: 6-5-2
| Grand Prix Minneapolis 2018 (M19 limited) | starting rating: 1497 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 282 | Martens, Josh (1463) | Won 2-0 | +171514 |
| 2sealed | 44 | Santoro, Andrew (1522) | Won 2-1 | +181532 |
| 3sealed | 261 | Schriever, Daniel (1519) | Lost 1-2 | -181514 |
| 4sealed | 242 | Ferrara, Donovan (1494) | Lost 0-2 | -181496 |
| 5sealed | 497 | Plomp, Matthew (1459) | Won 2-1 | +171513 |
| 6sealed | 229 | Cohoon, Bob (1522) | Draw 1-1 | 01513 |
| average opponent: 1496record: 3-2-1 | new rating: 1513 | |||
| Grand Prix Madison 2015 (BFZ limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 430 | Schmidlin, Jared (1506) | Draw 1-1 | 01500 |
| 2sealed | 386 | Homerding, Brian (1439) | Lost 0-2 | -191481 |
| 3sealed | 1059 | Kizuka, Jeremy (1417) | Won 2-1 | +171498 |
| 4sealed | 499 | Indriolo, Nick (1467) | Lost 0-2 | -191479 |
| 5sealed | 576 | Casarotto, Chad (1390) | Won 2-0 | +171496 |
| 6sealed | 445 | Orichella, Nicholas (1499) | Won 2-0 | +181514 |
| 7sealed | 326 | Schryver, Kyle (1570) | Lost 0-2 | -171497 |
| average opponent: 1470record: 3-3-1 | new rating: 1497 | |||