Petitte, Jennifer
Current rating: 1498
Record: 1-1-1
| Grand Prix Boston 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 52 | Yoder, Scott (1497) | Lost 0-2 | -181482 |
| 2sealed | 316 | Schneider, John (1429) | Draw 1-1 | -11481 |
| 3sealed | 289 | Denault-Reynolds, Hilary (1424) | Won 2-1 | +171498 |
| average opponent: 1450record: 1-1-1 | new rating: 1498 | |||