Rosenbaum, Yann
Current rating: 1516
Record: 26-28-2 (GP) / 4-4 (professional)
| Grand Prix Paris 2011 (MBS limited) | starting rating: 1529 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 1097 | Rispoli, Antonio (1423) | Won 2-1 | +171546 |
| 3sealed | 1080 | Le Frioux, Yann (1537) | Won 2-1 | +171563 |
| 4sealed | 1002 | Nystrom, Per (1805) | Lost 1-2 | -131550 |
| 5sealed | 1108 | Gapinski, John (1479) | Lost 1-2 | -201530 |
| 6sealed | 1145 | Fyssas, Antonis (1723) | Lost 0-2 | -141516 |
| top | average opponent: 1594record: 2-3 | new rating: 1516 | ||
| Pro Tour San Juan 2010 (Zendikar block) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 23 | Chijimi, Keiichi (1671) | Lost 0-2 | -151505 |
| 2block | 107 | Bennett, Michael (1444) | Won 2-0 | +171522 |
| 3block | 144 | Cuesta, Inaki (1597) | Lost 0-2 | -171505 |
| 4block | 163 | Rascato, Pier Paolo (1456) | Won 2-1 | +171522 |
| 5block | 73 | Vicente Ferrer, Ricardo (1590) | Lost 1-2 | -171505 |
| 6draft | 156 | Bland, Richard (1726) | Lost 0-2 | -141491 |
| 7draft | 125 | Rodriguez, Shaun (1645) | Won 2-1 | +211512 |
| 8draft | 107 | Torres, Alfredo (1480) | Won 2-1 | +171529 |
| top | average opponent: 1576record: 4-4 | new rating: 1529 | ||
| Grand Prix Lyon 2010 (ROE limited) | starting rating: 1489 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 134 | Weinberger, Andrew (1478) | Draw 1-1 | 01489 |
| 3sealed | 110 | Costa, Maxime (1687) | Lost 0-2 | -141475 |
| 4sealed | 221 | Imbern, Thomas (1524) | Won 2-1 | +191494 |
| 5sealed | 152 | Leroy, Quentin (1699) | Lost 1-2 | -151479 |
| 6sealed | 199 | Miet, Jean Pierre (1467) | Won 2-0 | +181497 |
| 7sealed | 147 | Giacomini, Benjamin (1519) | Won 2-1 | +191516 |
| 8sealed | 103 | Arod, Christophe (1602) | Won 2-0 | +191535 |
| 9sealed | 69 | Bertiou, Simon (1693) | Lost 0-2 | -151520 |
| top | average opponent: 1584record: 4-3-1 | new rating: 1520 | ||
| Grand Prix Paris 2009 (ZEN limited) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 642 | Sempere, Emmanuel (1540) | Lost 1-2 | -171466 |
| 3sealed | 830 | Hilaire, Yannick (1500) | Lost 0-2 | -171449 |
| 4sealed | 907 | Rochette, Samuel (1509) | Won 2-1 | +191468 |
| 5sealed | 852 | Chiche, Kevin (1543) | Won 2-1 | +191487 |
| 6sealed | 746 | Jaspar, Stephane (1533) | Won 2-0 | +191506 |
| 7sealed | 770 | Kratter, Filippo (1576) | Lost 0-2 | -171489 |
| top | average opponent: 1534record: 3-3 | new rating: 1489 | ||
| Grand Prix Paris 2008 (ALA limited) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 578 | L'Abbe, Pascal (1506) | Lost 0-2 | -181501 |
| 3sealed | 694 | Toufani, Mourad (1505) | Lost 0-2 | -181483 |
| 4sealed | 815 | Sultana, Italo (1483) | Won 2-1 | +181501 |
| 5sealed | 775 | Gauthier, Gregory (1499) | Lost 0-2 | -181483 |
| top | average opponent: 1498record: 1-3 | new rating: 1483 | ||
| Grand Prix Strasbourg 2007 (Time Spiral block) | starting rating: 1493 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 145 | Weynachter, Laure (1500) | Won 2-1 | +181511 |
| 2block | 16 | Thebault, Raphael (1679) | Won 2-0 | +211532 |
| 3block | 23 | van Riet, Luis (1691) | Lost 1-2 | -151517 |
| 4block | 154 | Mezhoud, Hakim (1588) | Lost 0-2 | -171500 |
| 5block | 189 | Perrin, Gaetan (1494) | Won 2-1 | +181518 |
| 6block | 113 | Niedzwiedzki, Nicolas (1491) | Won 2-1 | +171535 |
| 7block | 103 | Sauerborn, Moritz (1644) | Lost 1-2 | -161519 |
| top | average opponent: 1584record: 4-3 | new rating: 1519 | ||
| Grand Prix Lille 2005 (legacy) | starting rating: 1469 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 91 | Legrand, Patrick (1500) | Won 2-0 | +191488 |
| 2legacy | 40 | Wieke, Martin (1491) | Draw 1-1 | 01488 |
| 3legacy | 72 | Rorive, Matthieu (1501) | Won 2-0 | +181506 |
| 4legacy | 52 | Monbailly, Olivier (1673) | Lost 0-2 | -151491 |
| 5legacy | 93 | Goeury, Jean (1502) | Lost 1-2 | -171474 |
| 6legacy | 140 | Le, Phuoc-Hung (1490) | Lost 0-2 | -181456 |
| 7legacy | 145 | Gauthy, Thomas (1481) | Won 2-1 | +181474 |
| 9legacy | 84 | Benisch, Stefan (1499) | Won 2-0 | +191493 |
| top | average opponent: 1517record: 4-3-1 | new rating: 1493 | ||
| Grand Prix Paris 2004 (COK limited) | starting rating: 1468 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 126 | Cocco, Matteo (1462) | Won 2-0 | +181486 |
| 2sealed | 68 | Pejhovsky, Lubos (1481) | Lost 0-2 | -181468 |
| 3sealed | 199 | Molara, Nicolo (1499) | Lost 0-2 | -171451 |
| 4sealed | 281 | Loranti, Damien (1486) | Won 2-1 | +181469 |
| top | average opponent: 1482record: 2-2 | new rating: 1469 | ||
| Grand Prix Lyon 2003 (MRD limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 76 | Vouillemin, Gael (1500) | Lost 0-2 | -181464 |
| 2sealed | 371 | Berning, Jean-baptiste (1485) | Lost 0-2 | -171447 |
| 3sealed | 406 | Stephan, Loic (1463) | Won 2-0 | +181465 |
| 4sealed | 331 | Dumontaud, Denis (1481) | Lost 1-2 | -181447 |
| 5sealed | 368 | Paon, Pierrick (1467) | Won 2-0 | +191466 |
| 6sealed | 280 | Rousset, Cedric (1482) | Won 2-0 | +181484 |
| 7sealed | 202 | Fischer, Dennis (1501) | Won 2-0 | +181502 |
| 8sealed | 174 | Culus, JF (1517) | Lost 1-2 | -171485 |
| 9sealed | 169 | Martin, Christian [FRA] (1592) | Lost 0-2 | -171468 |
| top | average opponent: 1499record: 4-5 | new rating: 1468 | ||
| Grand Prix Reims 2002 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 145 | Boye, Eloi (1500) | Lost 1-2 | -181482 |
| 2extended | 281 | Guillaume, Raphael (1482) | Lost 0-2 | -181464 |
| 3extended | 345 | Da Silva Torres, Michael (1464) | Won 2-1 | +181482 |
| 4extended | 323 | Bouveret, Benjamin (1482) | Won 2-0 | +181500 |
| 5extended | 265 | De Sousa, Paolo (1500) | Lost 0-2 | -181482 |
| top | average opponent: 1485record: 2-3 | new rating: 1482 | ||