Owirka, Alphonse
Current rating: 1446
Record: 1-4
| Grand Prix Oakland 2004 (DST limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 32 | Murray, Christopher (1505) | Lost 1-2 | -181482 |
| 2sealed | 137 | Benson, Jack (1482) | Won 2-0 | +181500 |
| 3sealed | 127 | Messineo, Dan (1501) | Lost 1-2 | -181482 |
| 4sealed | 154 | Gunter, Chris (1482) | Lost 0-2 | -181464 |
| 5sealed | 157 | Gimbel, Thomas (1463) | Lost 0-2 | -181446 |
| average opponent: 1486record: 1-4 | new rating: 1446 | |||