Callens, Jeroen
Current rating: 1553
Record: 15-12
| Grand Prix Paris 2011 (MBS limited) | starting rating: 1559 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 154 | Lasnier, Richard R (1500) | Won 2-0 | +171576 |
| 2sealed | 48 | Corwood, James (1397) | Won 2-0 | +141590 |
| 3sealed | 64 | Andrieu, Thibault (1624) | Won 2-0 | +191609 |
| 4sealed | 67 | Pierron, Gregory (1497) | Lost 1-2 | -201589 |
| 5sealed | 285 | Bouzennout, Yassin (1641) | Lost 0-2 | -171572 |
| 6sealed | 163 | Govignon, Sebastien (1518) | Lost 1-2 | -191553 |
| top | average opponent: 1529record: 3-3 | new rating: 1553 | ||
| Grand Prix Bochum 2010 (SOM limited) | starting rating: 1567 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 130 | Schmidt, Jan Ulrich (1500) | Won 2-0 | +161583 |
| 2sealed | 141 | Ohtonen, Jani (1517) | Won 2-1 | +171600 |
| 3sealed | 91 | Pflueger, Daniel (1592) | Lost 1-2 | -181582 |
| 4sealed | 235 | Sylvester, Sebastian (1518) | Lost 0-2 | -191563 |
| 5sealed | 228 | Schelian, Thorsten (1552) | Won 2-1 | +181581 |
| 6sealed | 145 | Saul, Philip (1360) | Lost 0-2 | -221559 |
| top | average opponent: 1506record: 3-3 | new rating: 1559 | ||
| Grand Prix Brussels 2010 (WWK standard) | starting rating: 1524 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 198 | de Beer, Theun (1500) | Lost 1-2 | -191505 |
| 2standard | 226 | Thorvaldsen, Kine (1480) | Won 2-1 | +181523 |
| 3standard | 237 | Kiefer, Lorenz (1570) | Won 2-0 | +191542 |
| 4standard | 218 | Marsal, Basile (1622) | Won 2-0 | +191561 |
| 5standard | 80 | Nijboer, Matthijs (1542) | Won 2-1 | +181579 |
| 6standard | 103 | Ruess, Jan (1852) | Lost 0-2 | -131566 |
| 7standard | 164 | Gerwatowski, Adam (1539) | Won 2-0 | +171583 |
| 8standard | 83 | Van Nieuwenhove, Jan (1652) | Lost 1-2 | -161567 |
| top | average opponent: 1595record: 5-3 | new rating: 1567 | ||
| Grand Prix Paris 2009 (ZEN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 801 | Colella, Alexandre (1500) | Won 2-0 | +181518 |
| 2sealed | 606 | Verdin, Stefan (1542) | Won 2-0 | +181536 |
| 3sealed | 617 | Veenis, Raymond (1574) | Won 2-1 | +191555 |
| 4sealed | 612 | Fattahi, Hedi (1554) | Lost 1-2 | -181537 |
| 5sealed | 758 | Van Goethem, Stijn (1714) | Lost 0-2 | -151522 |
| 6sealed | 768 | Pouliquen, Camille (1497) | Won 2-0 | +181540 |
| 7sealed | 737 | Blanc, Guilhem (1652) | Lost 0-2 | -161524 |
| top | average opponent: 1576record: 4-3 | new rating: 1524 | ||