Kooiker, Charles
Current rating: 1463
Record: 1-3-1
| Grand Prix New Orleans 2003 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 70 | Kerr, Scott (1500) | Won 2-0 | +181518 |
| 2extended | 44 | Parker, Alex (1500) | Lost 0-2 | -181500 |
| 3extended | 116 | Giles, Blake (1500) | Draw 1-1 | 01500 |
| 4extended | 119 | Rufener, Eric (1557) | Lost 0-2 | -171483 |
| 5extended | 143 | farnsworth, chris (1411) | Lost 1-2 | -201463 |
| average opponent: 1494record: 1-3-1 | new rating: 1463 | |||