Marceaux, Stephane
Current rating: 1519
| Grand Prix Lyon 2015 (BFZ limited) | starting rating: 1541 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 55 | Cosandier, Dorian (1482) | Lost 0-2 | -191522 |
| 2sealed | 733 | Bassy, Martin (1562) | Lost 0-2 | -171505 |
| 3sealed | 814 | Jaccoud, Jonathan (1464) | Lost 1-2 | -191486 |
| 4sealed | 847 | Lundman, Madeleine (1426) | Won 2-0 | +171503 |
| 5sealed | 748 | Hamet, Baptiste (1533) | Won 2-1 | +191522 |
| 6sealed | 603 | MOURIES-MARTIN, Leon (1436) | Won 2-0 | +161538 |
| 7sealed | 445 | Spinelli, Ludovic (1446) | Lost 1-2 | -191519 |
| top | average opponent: 1478record: 3-4 | new rating: 1519 | ||
| Grand Prix Lyon 2010 (ROE limited) | starting rating: 1545 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 571 | Mercier, Francois (1500) | Lost 0-2 | -191526 |
| 2sealed | 792 | Pipino, Regis (1481) | Won 2-1 | +171543 |
| 3sealed | 716 | Pigeon, Pierre (1554) | Won 2-0 | +181561 |
| 4sealed | 706 | Sengchanpheng, Thomas (1524) | Lost 0-2 | -181543 |
| 5sealed | 676 | Pulin, Romuald (1533) | Lost 0-2 | -191524 |
| 6sealed | 708 | Barrio, Daniel D (1465) | Won 0-0 | +171541 |
| top | average opponent: 1509record: 3-3 | new rating: 1541 | ||
| Grand Prix Paris 2004 (COK limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 210 | Gerrits, Marcel (1500) | Lost 1-2 | -171465 |
| 2sealed | 226 | Pinchon, Mathieu (1463) | Won 2-0 | +181483 |
| 3sealed | 225 | Rabarison, Yvon (1500) | Won 2-0 | +181501 |
| 4sealed | 118 | Kosynski, Baptiste (1573) | Won 2-1 | +191520 |
| 5sealed | 109 | vanden Bossche, David (1597) | Won 2-0 | +201540 |
| 6sealed | 54 | Lazaro, Jesus (1585) | Won 2-0 | +181558 |
| 7sealed | 16 | Vercruysse, Jeroen (1567) | Won 2-0 | +191577 |
| 8sealed | 16 | Pinchon, Pierre (1689) | Lost 0-2 | -161561 |
| 9sealed | 36 | Haka, Petr (1680) | Lost 0-2 | -161545 |
| top | average opponent: 1573record: 6-3 | new rating: 1545 | ||
| Grand Prix Lyon 2003 (MRD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 305 | Nabais, Antonio (1500) | Lost 1-2 | -181482 |
| 2sealed | 283 | Garlin, Ludovic (1482) | Won 2-0 | +181500 |
| 3sealed | 255 | De La Fourniere, Thierry (1500) | Won 2-0 | +181518 |
| 4sealed | 259 | Comte, Florian (1593) | Lost 0-2 | -171501 |
| 5sealed | 291 | Broillet, Mateo (1502) | Won 2-0 | +181519 |
| 6sealed | 155 | Oulie, Pascal (1468) | Lost 1-2 | -191500 |
| 7sealed | 203 | Lanos, Arthur (1501) | Lost 0-2 | -181482 |
| 8sealed | 202 | Bel, Romain (1384) | Won 2-0 | +171499 |
| 9sealed | 149 | Ochoa, Pau (1589) | Lost 0-2 | -171482 |
| top | average opponent: 1502record: 4-5 | new rating: 1482 | ||