Marcos, Joaquim
Current rating: 1453
Record: 6-9
| Grand Prix Paris 2008 (ALA limited) | starting rating: 1450 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 217 | Toma, Damien (1416) | Lost 0-2 | -191431 |
| 2sealed | 379 | Karlhuber-vockl, Peter (1482) | Won 2-1 | +191450 |
| 3sealed | 265 | Fort, Yannick (1500) | Lost 1-2 | -171433 |
| 4sealed | 381 | Rodrigues, Christian (1482) | Won 2-0 | +191452 |
| 5sealed | 243 | Ludwig, Christian (1501) | Won 2-0 | +191471 |
| 6sealed | 199 | Timmerman, Davey (1477) | Lost 0-2 | -181453 |
| average opponent: 1476record: 3-3 | new rating: 1453 | |||
| Grand Prix Paris 2004 (COK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 90 | Piedeloup, Fabien (1500) | Won 1-0 | +181518 |
| 2sealed | 57 | Krutil, Daniel (1721) | Lost 1-2 | -141504 |
| 3sealed | 268 | Brouty, Fabien (1519) | Lost 1-2 | -181486 |
| 4sealed | 294 | Perigois, Nicolas (1482) | Won 2-1 | +181504 |
| 5sealed | 209 | Gaffie, Jean Mathieu (1502) | Lost 0-2 | -181486 |
| 6sealed | 196 | Lemaire, Veronique (1484) | Lost 0-1 | -181468 |
| 7sealed | 179 | Ferrand, Frederic (1464) | Lost 0-2 | -181450 |
| 8sealed | 141 | Carreira, Guilherme (1471) | Lost 0-2 | -181432 |
| 9sealed | 107 | Levieux, Jeremy (1428) | Won 2-0 | +181450 |
| average opponent: 1508record: 3-6 | new rating: 1450 | |||