Magoss, David
Current rating: 1464
Record: 3-5
| Grand Prix Detroit 2003 (Onslaught block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 78 | Novekoff, Jeff (1540) | Lost 0-2 | -171483 |
| 2block | 223 | Larsen, Nick (1482) | Lost 0-2 | -181465 |
| 3block | 257 | Meister, Scott (1468) | Lost 0-2 | -181447 |
| 4block | 268 | robbins, zac (1446) | Won 2-0 | +181465 |
| 5block | 211 | Lee, Bryan [USA] (1464) | Won 2-1 | +181483 |
| 6block | 165 | Fox, Matt (1483) | Lost 0-2 | -181465 |
| 7block | 153 | Maher, Greg (1465) | Lost 1-2 | -181447 |
| 8block | 126 | Mullins, Chris (1383) | Won 2-0 | +171464 |
| average opponent: 1466record: 3-5 | new rating: 1464 | |||