Koevoet, Michel
Current rating: 1386
| Grand Prix Utrecht 2015 (MM2 limited) | starting rating: 1433 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1327 | Oude Luttikhuis, Maarten (1571) | Lost 0-2 | -151418 |
| 2sealed | 1348 | Schuuring, Michael (1482) | Lost 0-2 | -171401 |
| 3sealed | 1498 | Hackstein, Jean-Luc (1466) | Lost 1-2 | -171384 |
| 4sealed | 1489 | Van Den Haak, Jop (1446) | Draw 1-1 | +11385 |
| 5sealed | 1424 | Cops, Bram (1417) | Draw 1-1 | +11386 |
| 6sealed | 1354 | Nitzsche, Robert (1411) | Draw 1-1 | 01386 |
| top | average opponent: 1465record: 0-3-3 | new rating: 1386 | ||
| Grand Prix Rotterdam 2009 (CON limited) | starting rating: 1467 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 553 | Mosterman, Friso (1500) | Lost 1-2 | -171450 |
| 2sealed | 593 | Kaestner-Frenchman, Ben (1468) | Lost 0-2 | -181432 |
| 3sealed | 650 | Julien, Nicolas (1483) | Won 2-0 | +191451 |
| 4sealed | 662 | Goris, Hans (1439) | Won 2-0 | +181469 |
| 5sealed | 551 | Fedi, Alessandro (1497) | Lost 1-2 | -171452 |
| 6sealed | 585 | van der Made, Mark (1430) | Lost 0-2 | -191433 |
| top | average opponent: 1470record: 2-4 | new rating: 1433 | ||
| Grand Prix Paris 2008 (ALA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 664 | Reichinger, Hannes (1534) | Lost 0-2 | -171483 |
| 2sealed | 864 | Peter, Luyten (1517) | Lost 1-2 | -181465 |
| 3sealed | 874 | Vincent, Philippe (1521) | Lost 0-2 | -171448 |
| 4sealed | 889 | Cazes, Aurelien (1446) | Won 2-1 | +181466 |
| 5sealed | 822 | Bourmault, Francois (1464) | Won 2-0 | +181484 |
| 6sealed | 721 | Geuens, Peter (1551) | Lost 0-2 | -171467 |
| top | average opponent: 1505record: 2-4 | new rating: 1467 | ||