Derdak, Christian
Current rating: 1465
Record: 0-0 (GP) / 9-11-1 (professional)
| 1998 World Championship (mixed) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 65 | Haberli, Jurg (1500) | Won 0-0 | +181518 |
| 2draft | 70 | Lauer, Erik (1588) | Won 0-0 | +191537 |
| 3draft | 16 | Comer, Alan (1519) | Lost 0-0 | -181519 |
| 4draft | 88 | Llopis Martinez, Paco Francisco (1482) | Lost 0-0 | -191500 |
| 5draft | 63 | Tsukamoto, Toshiki (1484) | Won 0-0 | +181518 |
| 6draft | 64 | Stanoev, Ivan (1534) | Lost 0-0 | -181500 |
| 7draft | 94 | Vyhmeister, Eduardo (1502) | Won 0-0 | +181518 |
| 8standard | 38 | van den Broek, Victor (1522) | Lost 0-0 | -181500 |
| 9standard | 51 | D'Hondt, Jean-Louis (1468) | Lost 0-0 | -181482 |
| 10standard | 61 | Rafael, Joaquin (1468) | Won 0-0 | +181500 |
| 11standard | 58 | Laier, Peter (1501) | Won 0-0 | +181518 |
| 12standard | 38 | Barrado, Carlos (1524) | Lost 0-0 | -181500 |
| 13standard | 45 | Smith, Paul (1501) | Draw 0-0 | 01500 |
| 14standard | 51 | Clegg, Daniel (1515) | Won 0-0 | +181518 |
| 15block | 38 | Chen, Nick (1501) | Lost 0-0 | -181500 |
| 16block | 56 | Blatny, Petr (1501) | Won 0-0 | +181518 |
| 17block | 43 | Demazeau, Fabien (1521) | Won 0-0 | +181536 |
| 18block | 31 | Au Yeung, Hon Ming (1544) | Lost 0-0 | -181518 |
| 19block | 41 | Walsh, Justin (1521) | Lost 0-0 | -181500 |
| 20block | 53 | Moungey, Jason (1516) | Lost 0-0 | -181482 |
| 21block | 55 | Rade, Olle (1514) | Lost 0-0 | -171465 |
| average opponent: 1511record: 9-11-1 | new rating: 1465 | |||