Okon, Ales
Current rating: 1502
Record: 4-4-2
| Grand Prix Vienna 1999 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 93 | Frejek, Daniel (1500) | Lost 0-0 | -181482 |
| 3extended | 69 | Jocham, Daniel (1500) | Won 0-0 | +181500 |
| 4extended | 98 | Oberbek, Przemyslaw (1483) | Won 0-0 | +181518 |
| 5extended | 51 | Blumke, Alexander (1502) | Draw 0-0 | 01518 |
| 6extended | 42 | Zwettler, Andreas (1499) | Won 0-0 | +171535 |
| 7extended | 26 | Merten, David (1560) | Draw 0-0 | +11536 |
| 8extended | 25 | Smutek, Juergen (1554) | Won 0-0 | +181554 |
| 9extended | 18 | Papp, Gabor (1596) | Lost 0-0 | -171537 |
| 10extended | 24 | Santin, Andrea (1550) | Lost 0-0 | -181519 |
| 11extended | 27 | Eikefet, Kim (1560) | Lost 0-0 | -171502 |
| average opponent: 1530record: 4-4-2 | new rating: 1502 | |||