Sorenson, Christopher
Current rating: 1515
Record: 5-4
| Grand Prix Chicago 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 157 | Zurakowski, Michael (1500) | Lost 0-2 | -181482 |
| 2modern | 414 | Hartman, James (1446) | Won 2-0 | +171499 |
| 3modern | 242 | Gans, Edward (1499) | Won 2-1 | +181517 |
| 4modern | 235 | Hodapp, Eli (1519) | Lost 1-2 | -181499 |
| 5modern | 395 | Salisbury, Jeffery D (1476) | Lost 0-2 | -181481 |
| 6modern | 361 | Byers, Tracy A (1480) | Won 2-0 | +181499 |
| 7modern | 314 | Ballew, Trey (1540) | Lost 1-2 | -171482 |
| 8modern | 298 | Kelly, Frank (1421) | Won 2-1 | +171499 |
| 9modern | 196 | Yuzva, Steven (1436) | Won 2-1 | +161515 |
| average opponent: 1480record: 5-4 | new rating: 1515 | |||