O'Heran, Zachary
Current rating: 1524
Record: 5-4
| Grand Prix Columbus 2016 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 548 | Porter, Michael (1457) | Won 2-1 | +171517 |
| 2legacy | 387 | Bondioli, Mark (1593) | Won 2-0 | +201537 |
| 3legacy | 344 | Gooch, Paul (1492) | Won 2-0 | +171554 |
| 4legacy | 86 | Peters, Carson (1596) | Lost 1-2 | -171537 |
| 5legacy | 273 | Mcclain, Josh (2025) | Won 2-1 | +261563 |
| 6legacy | 101 | Sledz, Richie (1432) | Lost 1-2 | -211542 |
| 7legacy | 302 | Nolen, Lauren (1750) | Lost 1-2 | -141528 |
| 8legacy | 415 | Butler, Mark (1518) | Lost 0-2 | -181510 |
| 9legacy | 390 | Woodward, Adam (1283) | Won 2-0 | +141524 |
| average opponent: 1572record: 5-4 | new rating: 1524 | |||