Marin, Marco
Current rating: 1466
Record: 5-7-1
| Grand Prix Eindhoven 2005 (extended) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 34 | Jouenne, Jerome (1472) | Draw 1-1 | -11497 |
| 2extended | 257 | Beyer, Sebastian (1532) | Won 2-1 | +191516 |
| 3extended | 149 | Hyvarinen, Mikko (1521) | Lost 1-2 | -181498 |
| 4extended | 310 | Socha, Marek (1536) | Lost 0-2 | -171481 |
| 5extended | 361 | Wouters, Wim (1464) | Won 2-0 | +171498 |
| 6extended | 276 | Akritas, Pavlos (1694) | Lost 0-2 | -141484 |
| 7extended | 263 | Van Tuyn, Hein (1482) | Lost 0-2 | -181466 |
| average opponent: 1529record: 2-4-1 | new rating: 1466 | |||
| Grand Prix Brussels 2004 (DST standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 142 | Paulis, Xavier (1503) | Won 2-1 | +181518 |
| 2standard | 152 | Bonhomme, Silvere (1485) | Lost 1-2 | -191499 |
| 3standard | 169 | Kappler, Chris (1501) | Lost 1-2 | -181481 |
| 4standard | 249 | Boye, Eloi (1454) | Won 2-0 | +181499 |
| 5standard | 213 | Jankowski, Denis (1468) | Won 2-0 | +171516 |
| 6standard | 186 | Dulsster, Dries (1484) | Lost 0-2 | -181498 |
| average opponent: 1482record: 3-3 | new rating: 1498 | |||