Kobierowski, Chris
Current rating: 1449
Record: 2-5
| Grand Prix Boston-Worcester 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 379 | Saslow, Josh (1618) | Lost 1-2 | -161484 |
| 2sealed | 557 | Harrington, Joseph m (1482) | Lost 0-2 | -181466 |
| 3sealed | 718 | Tweedly, Jarrid (1431) | Lost 0-2 | -191447 |
| 4sealed | 810 | Lally, Tom (1416) | Won 2-0 | +181465 |
| 5sealed | 644 | Hutton, Sean (1499) | Won 2-1 | +191484 |
| 6sealed | 389 | Donahue, Matthew R (1520) | Lost 1-2 | -181466 |
| 7sealed | 426 | Padierna, Jorge (1500) | Lost 1-2 | -171449 |
| average opponent: 1495record: 2-5 | new rating: 1449 | |||