Gronko, Radoslav
Current rating: 1500
Record: 3-3
| Grand Prix Vienna 1999 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 74 | Paskins, Daniel (1519) | Won 0-0 | +181518 |
| 2extended | 73 | Marek, Libor (1500) | Lost 0-0 | -181500 |
| 3extended | 138 | Zojer, Hartmut (1500) | Lost 0-0 | -181482 |
| 4extended | 132 | Gardos, Gergely (1482) | Lost 0-0 | -181464 |
| 5extended | 135 | Lysy, Sascha (1464) | Won 0-0 | +181482 |
| 6extended | 118 | Corney, Andrew (1465) | Won 0-0 | +181500 |
| average opponent: 1488record: 3-3 | new rating: 1500 | |||