Sonmez, Heather
Current rating: 1517
Record: 4-3
| Grand Prix Boston 2003 (LGN limited) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 183 | Chapman, Ben (1500) | Lost 0-2 | -181500 |
| 2sealed | 230 | Cook, Kadem (1482) | Won 2-0 | +171517 |
| 3sealed | 116 | Hebert, Adam (1499) | Lost 0-2 | -181499 |
| 4sealed | 208 | Person, Chris (1481) | Won 2-0 | +181517 |
| 5sealed | 192 | Wilbur, Nick (1461) | Won 2-1 | +171534 |
| 6sealed | 105 | Bongiovanni, Mauro (1607) | Lost 0-2 | -171517 |
| average opponent: 1505record: 3-3 | new rating: 1517 | |||
| Grand Prix Philadelphia 2002 (ONS rochester) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 141 | Mienzenger, Mike (1500) | Won 2-0 | +181518 |
| record: 1-0 | new rating: 1518 | |||