Kerkstra, Chris
Current rating: 1500
Record: 3-3
| Grand Prix Portland 2010 (M11 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 362 | Ryan, Christopher (1500) | Lost 0-2 | -181482 |
| 2sealed | 496 | Chung, Ka Shing (1481) | Lost 0-2 | -181464 |
| 3sealed | 505 | Rogers, mathew j (1464) | Won 2-1 | +181482 |
| 4sealed | 524 | Kvenvold, Kurtis (1466) | Lost 0-2 | -181464 |
| 5sealed | 460 | Clouda, Daniel C (1463) | Won 2-0 | +181482 |
| 6sealed | 360 | Billig, Jamey (1472) | Won 2-1 | +181500 |
| average opponent: 1474record: 3-3 | new rating: 1500 | |||