Petrovic, Luka
Current rating: 1485
Record: 6-7-1
| Grand Prix Vienna 2004 (COK limited) | starting rating: 1524 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 190 | Neier, Markus (1500) | Lost 1-2 | -181506 |
| 2sealed | 291 | Mariusz, Adamek (1482) | Won 2-0 | +181524 |
| 3sealed | 322 | Bronswijk, Andre (1501) | Draw 1-1 | -11523 |
| 4sealed | 308 | Belogrivs, Imants (1472) | Won 2-0 | +171540 |
| 5sealed | 212 | Varady, Balazs (1544) | Lost 0-2 | -181522 |
| 6sealed | 276 | Kajdaniak, Marcin (1472) | Lost 0-2 | -191503 |
| 7sealed | 266 | Kunwald, Christian (1483) | Lost 0-2 | -181485 |
| average opponent: 1493record: 2-4-1 | new rating: 1485 | |||
| Grand Prix Rimini 2004 (Mirrodin block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 158 | Carli Maltinti, Lorenzo (1483) | Lost 1-2 | -181482 |
| 2block | 226 | Taddei, Enrico (1482) | Won 2-1 | +181500 |
| 3block | 205 | Ferrante, Daniele (1501) | Lost 0-2 | -181482 |
| 4block | 297 | Mc Donagh, Patrick (1451) | Won 2-1 | +171499 |
| 5block | 227 | Angelozzi, Nicola (1500) | Won 2-0 | +181517 |
| 6block | 183 | Zink, Daniel (1942) | Won 2-0 | +251542 |
| 7block | 100 | Mysak, Milan (1542) | Lost 0-2 | -181524 |
| average opponent: 1557record: 4-3 | new rating: 1524 | |||