Hafertepe, Jake
Current rating: 1506
Record: 4-4
| Regional Championships Atlanta 2023 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 96 | Munson, Micah (1494) | Won 2-1 | +181518 |
| 2pioneer | 187 | Waggoner, Brent (1626) | Won 2-0 | +201538 |
| 3pioneer | 150 | Smith, Brandon 2 (1539) | Won 2-0 | +181556 |
| 4pioneer | 74 | Rodriguez, Beni (1557) | Lost 0-2 | -181538 |
| 5pioneer | 106 | Serano, Josh (1610) | Lost 0-2 | -171521 |
| 6pioneer | 185 | Sanchez, Nicholas (1471) | Won 2-0 | +171538 |
| 7pioneer | 96 | Lefcourt, Nathan (1547) | Lost 0-2 | -181520 |
| 8pioneer | 255 | Rountree, Collin (1734) | Lost 1-2 | -141506 |
| average opponent: 1572record: 4-4 | new rating: 1506 | |||