Vettenranta, Michael
Current rating: 1431
Record: 15-20-1
| Grand Prix Vienna 2013 (THS standard) | starting rating: 1450 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 330 | Lauger, Axel (1409) | Won 2-1 | +171467 |
| 2standard | 305 | Reissenberger, Marcus (1477) | Lost 0-2 | -181449 |
| 3standard | 512 | Nitzsche, Falk (1498) | Won 2-0 | +191468 |
| 4standard | 452 | Wiederspan, Paul (1389) | Lost 0-2 | -191449 |
| 5standard | 487 | Schmitz, Daniel (1486) | Lost 0-2 | -181431 |
| top | average opponent: 1452record: 2-3 | new rating: 1431 | ||
| Grand Prix Gothenburg 2013 (DGM limited) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 101 | Ljungstrom, Filip (1500) | Lost 1-2 | -181447 |
| 2sealed | 268 | Hansen, Kasper (1482) | Lost 0-2 | -171430 |
| 3sealed | 430 | Hergul, Kerim (1463) | Won 2-0 | +191449 |
| 4sealed | 342 | Emelyannikov, Boris (1465) | Won 2-0 | +181467 |
| 5sealed | 321 | Hagelin, Kristoffer (1506) | Lost 1-2 | -171450 |
| top | average opponent: 1483record: 2-3 | new rating: 1450 | ||
| Grand Prix Bochum 2012 (RTR standard) | starting rating: 1471 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 193 | Marksfeld, Rene (1570) | Won 2-0 | +201491 |
| 2standard | 184 | Steeger, Thomas (1674) | Lost 0-2 | -141477 |
| 3standard | 220 | Broinger, Francis (1480) | Won 2-0 | +181495 |
| 4standard | 128 | Skold, Oskar (1831) | Lost 0-2 | -131482 |
| 5standard | 308 | Christian, Lukas (1500) | Lost 0-2 | -171465 |
| top | average opponent: 1611record: 2-3 | new rating: 1465 | ||
| Grand Prix Ghent 2012 (legacy) | starting rating: 1491 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 770 | de Jonge, Rob (1556) | Lost 1-2 | -171474 |
| 2legacy | 807 | Peltier, Charles (1343) | Draw 1-1 | -21472 |
| 3legacy | 839 | Shaw, Patrick J (1476) | Won 2-0 | +181490 |
| 4legacy | 821 | Lesch, Andreas (1471) | Lost 0-2 | -191471 |
| top | average opponent: 1462record: 1-2-1 | new rating: 1471 | ||
| Grand Prix Malmo 2012 (AVR limited) | starting rating: 1469 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 86 | Persson, Emil (1482) | Won 2-0 | +191488 |
| 2sealed | 92 | Laursen, Alexander (1471) | Won 2-0 | +171505 |
| 3sealed | 24 | Fagerberg, Nils (1473) | Lost 0-2 | -181487 |
| 4sealed | 92 | Kapust, Axel (1472) | Won 2-1 | +171504 |
| 5sealed | 59 | Sedovnik, Ziga (1568) | Won 2-0 | +201524 |
| 6sealed | 66 | Eklund, Andreas (1681) | Lost 0-2 | -161508 |
| 7sealed | 52 | Piil, Thomas (1534) | Lost 0-2 | -171491 |
| top | average opponent: 1526record: 4-3 | new rating: 1491 | ||
| Grand Prix Amsterdam 2011 (legacy) | starting rating: 1504 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 181 | Najman, Adam (1544) | Won 2-1 | +191523 |
| 2legacy | 9 | Lenglet, Maxime (1559) | Lost 1-2 | -171506 |
| 3legacy | 152 | Sabel, Dion (1536) | Lost 1-2 | -181488 |
| 4legacy | 359 | Levi, Nicolas (1431) | Lost 1-2 | -191469 |
| top | average opponent: 1517record: 1-3 | new rating: 1469 | ||
| Grand Prix Prague 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 176 | Pritsch, Max (1555) | Won 2-0 | +191519 |
| 2sealed | 175 | Policarp, Paul (1518) | Won 2-0 | +181537 |
| 3sealed | 113 | Takac, Marian (1551) | Lost 0-2 | -181519 |
| 4sealed | 168 | Vanrie, Wim (1702) | Lost 1-2 | -141505 |
| 5sealed | 271 | Chovanec, Jan (1499) | Won 2-1 | +171522 |
| 6sealed | 210 | Kunic, Peter (1523) | Lost 1-2 | -181504 |
| top | average opponent: 1558record: 3-3 | new rating: 1504 | ||