Callens, Johan
Current rating: 1508
Record: 7-7-1
| Grand Prix Ghent 2012 (legacy) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 4legacy | 645 | Euser, Maarten (1552) | Lost 1-2 | -171485 |
| 5legacy | 717 | Thomas, Marc (1455) | Won 2-1 | +171502 |
| 6legacy | 632 | Linden, Carsten (1590) | Lost 1-2 | -161486 |
| 7legacy | 714 | Reyes, Bejay (1458) | Won 2-0 | +171503 |
| 8legacy | 662 | Messow, Philip (1678) | Lost 0-2 | -141489 |
| 9legacy | 702 | van den Oever, Roy (1578) | Won 2-0 | +191508 |
| average opponent: 1552record: 3-3 | new rating: 1508 | |||
| Grand Prix Hasselt 2006 (RAV limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 76 | Kesters, Ronny (1503) | Lost 0-2 | -181482 |
| 2sealed | 204 | Goossens, Dominique (1483) | Won 2-1 | +181500 |
| 3sealed | 167 | Deseau, Johan (1485) | Won 2-1 | +181518 |
| 4sealed | 120 | De Swert, Bjorn (1520) | Lost 0-2 | -181500 |
| 5sealed | 150 | Geelen, Rob (1501) | Won 2-1 | +181518 |
| 6sealed | 120 | Fiebelkorn, Sven (1629) | Lost 0-2 | -161502 |
| 7sealed | 124 | Linssen-Mestrom, Monique (1503) | Won 2-1 | +181520 |
| 8sealed | 83 | Derruau, Mathias (1523) | Draw 1-1 | 01520 |
| 9sealed | 69 | Christiaens, Jimmy (1517) | Lost 1-2 | -181502 |
| average opponent: 1518record: 4-4-1 | new rating: 1502 | |||