Grenier, Zach
Current rating: 1528
Record: 6-5
| Regional Championships Atlanta 2023 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 524 | Troha, Dan (1672) | Won 2-0 | +211521 |
| 2pioneer | 603 | Zhang, Rei (1874) | Won 2-1 | +241545 |
| 3pioneer | 76 | Wakefield, Benjamin (1539) | Won 2-1 | +181563 |
| 4pioneer | 66 | Barragan, Alfredo (1571) | Lost 1-2 | -181545 |
| 5pioneer | 34 | Seidel, Joshua (1535) | Won 2-1 | +181563 |
| 6pioneer | 63 | Kazura, Andrew (1526) | Lost 0-2 | -191544 |
| 7pioneer | 137 | Watts, Matthew (1678) | Lost 0-2 | -151529 |
| 8pioneer | 201 | Redd, Donovan (1557) | Won 2-0 | +181547 |
| 9pioneer | 213 | Vlahakes, Sage (1526) | Won 2-0 | +181565 |
| 10pioneer | 65 | Darcy, Michael (1551) | Lost 1-2 | -181547 |
| 11pioneer | 136 | fumich, jacob (1519) | Lost 0-2 | -191528 |
| average opponent: 1595record: 6-5 | new rating: 1528 | |||