Duvoisin, Eric
Current rating: 1431
Record: 27-36-1
| Grand Prix Barcelona 2006 (GPT limited) | starting rating: 1414 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 70 | Lucena, Daniel (1691) | Lost 0-2 | -131401 |
| 3sealed | 146 | Gregori, Aibel (1503) | Won 2-0 | +201421 |
| 4sealed | 160 | Rodrigues, Fabio (1595) | Won 2-1 | +211442 |
| 5sealed | 36 | Penate, Roberto (1558) | Lost 0-2 | -161426 |
| 6sealed | 102 | Le Quere, Aurelien (1595) | Won 2-0 | +211447 |
| 7sealed | 57 | Berkemeier, Christian (1546) | Lost 0-2 | -161431 |
| top | average opponent: 1581record: 3-3 | new rating: 1431 | ||
| Grand Prix Nottingham 2005 (RAV limited) | starting rating: 1433 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 57 | Richardson, Colin (1499) | Lost 0-2 | -161417 |
| 4sealed | 88 | Doco, Geoffrey (1807) | Won 2-0 | +241441 |
| 5sealed | 72 | Pils, Florian (1674) | Lost 1-2 | -131428 |
| 6sealed | 97 | Arneson, Oystein (1489) | Lost 1-2 | -171411 |
| 7sealed | 140 | Smith, Micheal (1507) | Won 2-0 | +191430 |
| 8sealed | 97 | Eiesland, Jon (1524) | Lost 0-2 | -161414 |
| top | average opponent: 1584record: 2-4 | new rating: 1414 | ||
| Grand Prix Vienna 2004 (COK limited) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 96 | Komanicky, Vladimir (1751) | Lost 1-2 | -131450 |
| 4sealed | 277 | Katic, Filip (1537) | Lost 0-2 | -171433 |
| top | average opponent: 1644record: 0-2 | new rating: 1433 | ||
| Grand Prix Zurich 2004 (Mirrodin block) | starting rating: 1494 | |||
| round | table | opponent (rating) | result | Δrating |
| 4block | 14 | Schwartz, Julian (1552) | Lost 1-2 | -171477 |
| 5block | 60 | Mach, Zdenek (1506) | Won 2-0 | +191496 |
| 6block | 21 | Rosner, Bodo (1626) | Lost 0-2 | -161480 |
| 7block | 94 | Selvaggi, Alessandro (1505) | Lost 0-2 | -171463 |
| top | average opponent: 1547record: 1-3 | new rating: 1463 | ||
| Grand Prix Lyon 2003 (MRD limited) | starting rating: 1452 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 170 | Melichar, Martin (1560) | Won 2-0 | +201472 |
| 3sealed | 69 | Blech, Reinhard (1852) | Lost 0-2 | -111461 |
| 4sealed | 276 | Roux, Sebastien (1720) | Won 2-1 | +221483 |
| 5sealed | 67 | Ruel, Antoine (1783) | Won 2-1 | +241507 |
| 6sealed | 67 | Brucker, David (1822) | Won 2-1 | +231530 |
| 7sealed | 21 | Twitchen, Benjamin (1556) | Lost 1-2 | -171513 |
| 8sealed | 103 | Kvaloe, Tarjei (1492) | Lost 1-2 | -191494 |
| top | average opponent: 1684record: 4-3 | new rating: 1494 | ||
| Grand Prix Genoa 2003 (Onslaught block) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 46 | Rossi, Simone (1548) | Lost 0-2 | -171446 |
| 3block | 130 | Masarati, Riccardo (1500) | Won 2-0 | +191465 |
| 4block | 129 | D'Angella, Stefano (1632) | Lost 0-2 | -151450 |
| 5block | 161 | Grozev, Konstantin (1452) | Won 2-1 | +181468 |
| 6block | 104 | Rogledi, Luca (1516) | Draw 1-1 | +11469 |
| 7block | 120 | Colapinto, Daniel (1516) | Lost 1-2 | -171452 |
| top | average opponent: 1527record: 2-3-1 | new rating: 1452 | ||
| Grand Prix London 2002 (Odyssey block) | starting rating: 1479 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 81 | Rolph, Aaron (1500) | Won 2-0 | +191498 |
| 2block | 114 | Massue, Michel (1518) | Lost 1-2 | -181480 |
| 3block | 139 | Scovell, Rob (1500) | Won 2-0 | +191499 |
| 4block | 174 | Klose, Stephan (1495) | Lost 0-2 | -191480 |
| 5block | 172 | Kelly, Ryan [ENG] (1503) | Lost 0-2 | -171463 |
| top | average opponent: 1503record: 2-3 | new rating: 1463 | ||
| Grand Prix Naples 2002 (TOR limited) | starting rating: 1455 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2 | Pagano, Angelo (1500) | Lost 1-2 | -171438 |
| 2sealed | 79 | Infranca, Massimo (1482) | Won 2-0 | +191457 |
| 3sealed | 75 | Villani, Mirco (1481) | Won 2-1 | +181475 |
| 4sealed | 51 | Pascoli, Mario (1605) | Lost 1-2 | -151460 |
| 5sealed | 96 | Minichino, Giuseppe (1500) | Won 2-1 | +181478 |
| 6sealed | 68 | Risorgente, Marco (1518) | Won 2-0 | +191497 |
| 7sealed | 54 | Vasic, Zeljko (1521) | Lost 0-2 | -181479 |
| top | average opponent: 1515record: 4-3 | new rating: 1479 | ||
| Grand Prix Biarritz 2001 (ODY limited) | starting rating: 1451 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 180 | Moreau, Francois (1510) | Won 2-0 | +191470 |
| 2sealed | 22 | Moran, Gonzalo (1518) | Won 2-1 | +191489 |
| 3sealed | 71 | Sanchez, Eugeni (1552) | Lost 0-2 | -171472 |
| 4sealed | 116 | Thalberg, Jarle (1472) | Won 2-1 | +181490 |
| 5sealed | 78 | Brasey, Arthur (1543) | Lost 1-2 | -171473 |
| 6sealed | 115 | Vilm, Jerome (1486) | Lost 0-2 | -181455 |
| top | average opponent: 1513record: 3-3 | new rating: 1455 | ||
| Grand Prix Florence 2000 (extended) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 19 | Bartalucci, Andrea (1500) | Lost 0-2 | -181445 |
| 2extended | 1 | Barro Calvo, Guillermo (1500) | Lost 1-2 | -171428 |
| 3extended | 118 | Gyger, Sebastien (1445) | Lost 1-2 | -171411 |
| 4extended | 224 | Lorenzoni, Gianni (1478) | Won 2-0 | +191430 |
| 5extended | 168 | Negrini, Iari (1500) | Won 2-0 | +191449 |
| 6extended | 133 | Aubert, Michel (1519) | Won 2-0 | +201469 |
| 7extended | 59 | Costa, Nuno (1480) | Lost 1-2 | -181451 |
| top | average opponent: 1489record: 3-4 | new rating: 1451 | ||
| Grand Prix Milan 1999 (Urza's block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 32 | Alla, Stephan (1500) | Won 2-0 | +181518 |
| 2block | 17 | De Palma, Dario (1518) | Lost 0-2 | -181500 |
| 3block | 140 | Pisano, Simone (1482) | Lost 1-2 | -181482 |
| 4block | 158 | Salvidio, Lucantonio (1482) | Won 2-1 | +181500 |
| 5block | 134 | Belin, Alexandre (1498) | Lost 1-2 | -181482 |
| 6block | 173 | Strubelj, Gregor (1449) | Lost 1-2 | -191463 |
| 7block | 162 | julien, Bellantonio (1446) | Lost 1-2 | -181445 |
| 8block | 135 | Ghizzoni, Simone (1446) | Won 2-0 | +181463 |
| top | average opponent: 1478record: 3-5 | new rating: 1463 | ||