Ampleman-Duhamel, Ludo
Current rating: 1497
Record: 3-3
| Grand Prix Columbus 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 211 | Peever, Rebekah (1500) | Won 2-1 | +181518 |
| 2modern | 12 | Kimball, William (1500) | Won 2-1 | +181536 |
| 3modern | 67 | Cottell, Peter (1484) | Lost 0-2 | -191517 |
| 4modern | 299 | Berry, Craig (1489) | Lost 0-2 | -191498 |
| 5modern | 372 | Young, James [USA] (1450) | Lost 1-2 | -191479 |
| 6modern | 355 | Mozden, Joshua (1452) | Won 2-1 | +181497 |
| average opponent: 1479record: 3-3 | new rating: 1497 | |||