Rollins, Zach
Current rating: 1480
Record: 1-2-1
| Grand Prix Seattle 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 88 | Nalmpantidis, Nick (1500) | Draw 1-1 | 01500 |
| 2standard | 277 | Broughton, Grayson (1500) | Lost 0-2 | -181482 |
| 3standard | 427 | Lowes, Derek M (1481) | Won 2-0 | +181500 |
| 4standard | 366 | Sanders, Joshua (1409) | Lost 1-2 | -201480 |
| average opponent: 1472record: 1-2-1 | new rating: 1480 | |||