MacDonald, Heather
Current rating: 1433
Record: 2-6
| Grand Prix Boston-Worcester 2014 (modern) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 43 | Dion Pelletier, Gabrie (1500) | Lost 0-2 | -171449 |
| 2modern | 443 | Robinson, Nathan (1451) | Lost 0-2 | -181431 |
| 3modern | 533 | Lee, Joseph (1542) | Won 2-0 | +201451 |
| 4modern | 462 | Chambers, Matthew (1483) | Lost 1-2 | -181433 |
| average opponent: 1494record: 1-3 | new rating: 1433 | |||
| Grand Prix Richmond 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 462 | Dennison, Gavin (1500) | Won 2-0 | +181518 |
| 2modern | 125 | Baker, Chas (1518) | Lost 0-2 | -181500 |
| 3modern | 482 | McFadden, Robert (1646) | Lost 0-2 | -151485 |
| 4modern | 614 | Courtade, Brian (1462) | Lost 0-2 | -191466 |
| average opponent: 1532record: 1-3 | new rating: 1466 | |||