Peeters, Heikki
Current rating: 1413
Record: 8-14
| Grand Prix Paris 2011 (MBS limited) | starting rating: 1424 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 603 | Henderyckx, Camstra (1500) | Lost 0-2 | -171407 |
| 2sealed | 731 | Sausset, Sylvain (1423) | Lost 0-2 | -181389 |
| 3sealed | 777 | Eyma, Tristan (1463) | Won 2-1 | +201409 |
| 4sealed | 749 | Momal, Bertrand (1521) | Won 2-1 | +201429 |
| 5sealed | 705 | Vanden Berghe, Jan (1529) | Lost 0-2 | -161413 |
| top | average opponent: 1488record: 2-3 | new rating: 1413 | ||
| Grand Prix Bochum 2010 (SOM limited) | starting rating: 1432 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 276 | Ohtonen, Jani (1500) | Lost 1-2 | -171415 |
| 2sealed | 297 | Janssen, Kees (1476) | Won 2-0 | +191434 |
| 3sealed | 277 | Weber, Andr 8730 (1500) | Won 2-0 | +191453 |
| 4sealed | 210 | Tschirner, Pascal (1491) | Won 2-0 | +191472 |
| 5sealed | 171 | Plate, Martin (1512) | Lost 1-2 | -171455 |
| 6sealed | 186 | Grotenhuis, Thomas (1656) | Lost 1-2 | -151440 |
| 7sealed | 194 | Gruber, Klaas (1504) | Lost 1-2 | -161424 |
| top | average opponent: 1520record: 3-4 | new rating: 1424 | ||
| Grand Prix Stuttgart 2007 (LRW limited) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 35 | Josupeit, Frank (1494) | Lost 0-2 | -181429 |
| 2sealed | 265 | Hild, Greg (1514) | Won 2-1 | +201449 |
| 3sealed | 135 | Magerl, David (1499) | Lost 0-2 | -171432 |
| top | average opponent: 1502record: 1-2 | new rating: 1432 | ||
| Grand Prix Strasbourg 2007 (Time Spiral block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 5 | Vermehren, Nils (1470) | Won 2-1 | +171517 |
| 2block | 111 | Hermann, Manfred (1516) | Lost 1-2 | -181499 |
| 3block | 153 | Seidel, Wolfgang (1500) | Lost 0-2 | -181481 |
| 4block | 209 | Tschirner, Pascal (1506) | Lost 1-2 | -171464 |
| 5block | 249 | Legru, Remi (1447) | Lost 1-2 | -181446 |
| 6block | 239 | Trappler, Lionel (1427) | Won 2-0 | +171463 |
| 7block | 182 | Rosenberger, Alexander (1534) | Lost 0-2 | -161447 |
| top | average opponent: 1486record: 2-5 | new rating: 1447 | ||