Nahum, Romain
Current rating: 1490
Record: 5-6
| Grand Prix Brussels 2008 (SHM limited) | starting rating: 1525 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 17 | Woillard, Jean-marc (1500) | Won 2-1 | +181543 |
| 2sealed | 34 | Koekemoer, Marthinus (1542) | Lost 1-2 | -181525 |
| 3sealed | 137 | Teloken, Jonny (1485) | Lost 0-2 | -191506 |
| 4sealed | 241 | Ponsot, Nicolas (1624) | Lost 1-2 | -161490 |
| average opponent: 1538record: 1-3 | new rating: 1490 | |||
| Grand Prix Paris 2004 (COK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 161 | Brunet, Frederic (1568) | Lost 1-2 | -171483 |
| 2sealed | 267 | Lienard, Olivier (1482) | Won 2-0 | +181501 |
| 3sealed | 196 | Hauck, Peter (1607) | Won 2-0 | +201521 |
| 4sealed | 165 | Vincent, Thomas (1519) | Won 2-0 | +181539 |
| 5sealed | 59 | Ali, Arnaud (1503) | Won 2-1 | +171556 |
| 6sealed | 1 | Peset, Alexandre (1858) | Lost 0-2 | -121544 |
| 7sealed | 113 | Houerou, Nicolas (1512) | Lost 0-2 | -191525 |
| average opponent: 1579record: 4-3 | new rating: 1525 | |||