Roesberg, Marcel
Current rating: 1510
Record: 3-2-1 (GP) / 1-3 (professional)
| Grand Prix Brussels 2004 (DST standard) | starting rating: 1475 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 64 | Zalewski, Marcin (1662) | Won 2-0 | +211496 |
| 4standard | 48 | Dols, Roel (1599) | Draw 1-1 | +21498 |
| 5standard | 44 | Klings, Rudiger (1646) | Lost 0-2 | -151483 |
| 6standard | 102 | Wachter, Fabian (1518) | Won 2-0 | +181501 |
| 7standard | 59 | Platzer, Lubos (1547) | Won 2-0 | +191520 |
| 8standard | 38 | Barbero, Jose (1971) | Lost 1-2 | -101510 |
| average opponent: 1657record: 3-2-1 | new rating: 1510 | |||
| Pro Tour San Diego 2004 (DST draft) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 35 | Tsumura, Kenji (1508) | Lost 0-2 | -181482 |
| 2draft | 128 | Gates, Brian (1630) | Won 2-1 | +211503 |
| 3draft | 56 | Baussaron, Pierre (1605) | Lost 0-2 | -161487 |
| 4draft | 124 | Sonne, Jonathan (1843) | Lost 0-2 | -121475 |
| average opponent: 1647record: 1-3 | new rating: 1475 | |||