Tonks, David
Current rating: 1499
Record: 2-2
| Grand Prix Cape Town 2001 (ODY limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 63 | Berrington, William (1500) | Lost 0-2 | -181482 |
| 2sealed | 66 | Van Ronge, Herman (1482) | Won 2-0 | +181500 |
| 3sealed | 32 | Capraro, Martin (1500) | Won 2-0 | +181518 |
| 4sealed | 28 | Cloete, Werner (1483) | Lost 0-2 | -191499 |
| average opponent: 1491record: 2-2 | new rating: 1499 | |||