Choi, Woo Jung
Current rating: 1449
Record: 1-4
| Grand Prix Boston-Worcester 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 542 | Leavitt, David (1635) | Lost 1-2 | -161484 |
| 2sealed | 562 | Thompson, Daniel (1523) | Won 2-0 | +191503 |
| 3sealed | 633 | Hochman, Jen (1483) | Lost 0-2 | -181485 |
| 4sealed | 599 | Blizzard, Andrew K (1486) | Lost 0-2 | -181467 |
| 5sealed | 713 | Harvey-Wolff, Izak (1463) | Lost 1-2 | -181449 |
| average opponent: 1518record: 1-4 | new rating: 1449 | |||