Nafziger, Ben
Current rating: 1509
| Grand Prix Columbus 2016 (legacy) | starting rating: 1546 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 39 | Holland, Joe (1501) | Lost 1-2 | -191527 |
| 2legacy | 582 | Whalen, Michael (1486) | Lost 1-2 | -181509 |
| top | average opponent: 1493record: 0-2 | new rating: 1509 | ||
| Grand Prix Cleveland 2015 (FRF limited) | starting rating: 1555 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 595 | dipadova, anthony (1500) | Won 2-1 | +171572 |
| 2sealed | 13 | Lisac, Chris (1546) | Won 2-0 | +181590 |
| 3sealed | 103 | D'Alessandro, Joseph (1536) | Lost 1-2 | -191571 |
| 4sealed | 387 | Rodgers, Ronald (1491) | Lost 1-2 | -201551 |
| 5sealed | 594 | Basham, Levi (1492) | Won 2-1 | +171568 |
| 6sealed | 328 | Kelly, Tyler (1516) | Won 2-1 | +171585 |
| 7sealed | 215 | Orantes, Chris (1507) | Lost 1-2 | -191566 |
| 8sealed | 322 | Jansen, Morgan (1469) | Lost 0-2 | -201546 |
| top | average opponent: 1507record: 4-4 | new rating: 1546 | ||
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 67 | Mavlian, Marcus (1518) | Lost 1-2 | -181482 |
| 2legacy | 365 | Corbin, Michael (1433) | Won 2-0 | +171499 |
| 3legacy | 380 | Chowdhry, Shawn (1503) | Won 2-0 | +181517 |
| 4legacy | 226 | Gioia, Robert (1539) | Won 2-0 | +191536 |
| 5legacy | 209 | Dole, Christopher (1535) | Won 2-0 | +181554 |
| 6legacy | 147 | Prager, Ryan (1556) | Won 2-0 | +181572 |
| 7legacy | 77 | Odom, Alan (1458) | Won 2-1 | +161588 |
| 8legacy | 52 | Cecchetti, Daniel (1774) | Lost 0-2 | -151573 |
| 9legacy | 106 | Flager, Matthew (1581) | Lost 0-2 | -181555 |
| top | average opponent: 1544record: 6-3 | new rating: 1555 | ||