Prochazka, Jan
Current rating: 1443
Record: 1-4-1
| Grand Prix Prague 2003 (LGN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 341 | Brehovsky, Josef (1500) | Won 2-1 | +181518 |
| 2sealed | 31 | Brozek, Jan (1463) | Lost 0-2 | -191499 |
| 3sealed | 159 | Schafer, Frank (1497) | Lost 1-2 | -181481 |
| 4sealed | 352 | Prokopovic, Marek (1481) | Lost 0-2 | -181463 |
| 5sealed | 377 | Pastucha, Martin (1378) | Draw 1-1 | -21461 |
| 6sealed | 316 | Sus, Martin (1464) | Lost 0-2 | -181443 |
| average opponent: 1464record: 1-4-1 | new rating: 1443 | |||