Robertson, Val
Current rating: 1453
Record: 4-7-1
| Grand Prix Birmingham 2004 (DST limited) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 84 | Kyriazis, Ioannis (1523) | Lost 0-2 | -171429 |
| 2sealed | 232 | Walker, Mark D (1349) | Won 2-1 | +171446 |
| 3sealed | 171 | Salvin, Jean Charles (1675) | Lost 0-2 | -141432 |
| 4sealed | 219 | Appleyard, Rob (1482) | Lost 0-2 | -171415 |
| 5sealed | 203 | Dixon, Andrew (1464) | Won 2-1 | +191434 |
| 6sealed | 150 | Rhodes, Chris [ENG] (1482) | Won 2-1 | +191453 |
| average opponent: 1496record: 3-3 | new rating: 1453 | |||
| Grand Prix Manchester 2000 (INV limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 19 | Hannesschlager, Patrick (1500) | Draw 1-1 | 01500 |
| 2sealed | 61 | Grandjean, Gilles (1519) | Lost 0-2 | -181482 |
| 3sealed | 88 | Power, Julian Chandler (1482) | Won 2-1 | +181500 |
| 4sealed | 80 | Bleasdale, John (1499) | Lost 0-2 | -181482 |
| 5sealed | 94 | Bowne, David (1484) | Lost 1-2 | -181464 |
| 6sealed | 91 | Roos, Maarten (1447) | Lost 1-2 | -181446 |
| average opponent: 1489record: 1-4-1 | new rating: 1446 | |||