| Ronde 1 |
| za 17-01-1998 | Auke Scholma (2337) | - | Wim van der Kooij (2249) | 1 | - | 1 | | |
| Johnny de Leeuw (2170) | - | Alex Mathijsen (2233) | 1 | - | 1 | | |
| Mark Kemperman (2283) | - | Herman van Westerloo (2185) | 0 | - | 2 | | Partij |
| Johan Teake Dekker | - | Mark Hoogakker | 0 | - | 2 | | Partij |
| Peter Hoopman (2233) | - | Peter Schuitema (2129) | 1 | - | 1 | | |
| Ronde 2 |
| vr 16-01-1998 | Wim van der Kooij (2249) | - | Peter Hoopman (2233) | 1 | - | 1 | | |
| zo 18-01-1998 | Peter Schuitema (2129) | - | Mark Kemperman (2283) | 0 | - | 2 | | |
| Alex Mathijsen (2233) | - | Auke Scholma (2337) | 2 | - | 0 | | |
| Mark Hoogakker | - | Herman van Westerloo (2185) | 0 | - | 2 | | |
| Johan Teake Dekker | - | Johnny de Leeuw (2170) | 0 | - | 2 | | Partij |
| Ronde 3 |
| za 24-01-1998 | Herman van Westerloo (2185) | - | Peter Schuitema (2129) | 1 | - | 1 | | |
| Peter Hoopman (2233) | - | Alex Mathijsen (2233) | 1 | - | 1 | | |
| Mark Kemperman (2283) | - | Wim van der Kooij (2249) | 1 | - | 1 | | |
| Johnny de Leeuw (2170) | - | Mark Hoogakker | 2 | - | 0 | | |
| Auke Scholma (2337) | - | Johan Teake Dekker | 2 | - | 0 | | Partij |
| Ronde 4 |
| vr 23-01-1998 | Wim van der Kooij (2249) | - | Herman van Westerloo (2185) | 1 | - | 1 | | |
| zo 25-01-1998 | Alex Mathijsen (2233) | - | Mark Kemperman (2283) | 1 | - | 1 | | |
| Johnny de Leeuw (2170) | - | Auke Scholma (2337) | 0 | - | 2 | | Partij |
| Mark Hoogakker | - | Peter Schuitema (2129) | 2 | - | 0 | | |
| Johan Teake Dekker | - | Peter Hoopman (2233) | 0 | - | 2 | | Partij |
| Ronde 5 |
| za 07-02-1998 | Herman van Westerloo (2185) | - | Alex Mathijsen (2233) | 0 | - | 2 | | Partij |
| Peter Schuitema (2129) | - | Wim van der Kooij (2249) | 1 | - | 1 | | |
| Auke Scholma (2337) | - | Mark Hoogakker | 2 | - | 0 | | Partij |
| Mark Kemperman (2283) | - | Johan Teake Dekker | 1 | - | 1 | | |
| Peter Hoopman (2233) | - | Johnny de Leeuw (2170) | 1 | - | 1 | | |
| Ronde 6 |
| vr 06-02-1998 | Mark Hoogakker | - | Wim van der Kooij (2249) | 1 | - | 1 | | |
| zo 08-02-1998 | Auke Scholma (2337) | - | Peter Hoopman (2233) | 1 | - | 1 | | |
| Alex Mathijsen (2233) | - | Peter Schuitema (2129) | 2 | - | 0 | | |
| Johnny de Leeuw (2170) | - | Mark Kemperman (2283) | 1 | - | 1 | | |
| Johan Teake Dekker | - | Herman van Westerloo (2185) | 2 | - | 0 | | |
| Ronde 7 |
| za 14-02-1998 | Herman van Westerloo (2185) | - | Johnny de Leeuw (2170) | 2 | - | 0 | | Partij |
| Peter Schuitema (2129) | - | Johan Teake Dekker | 1 | - | 1 | | |
| Wim van der Kooij (2249) | - | Alex Mathijsen (2233) | 2 | - | 0 | | |
| Mark Kemperman (2283) | - | Auke Scholma (2337) | 1 | - | 1 | | |
| Peter Hoopman (2233) | - | Mark Hoogakker | 1 | - | 1 | | |
| Ronde 8 |
| vr 13-02-1998 | Johan Teake Dekker | - | Wim van der Kooij (2249) | 1 | - | 1 | | |
| zo 15-02-1998 | Auke Scholma (2337) | - | Herman van Westerloo (2185) | 2 | - | 0 | | Partij |
| Johnny de Leeuw (2170) | - | Peter Schuitema (2129) | 2 | - | 0 | | |
| Peter Hoopman (2233) | - | Mark Kemperman (2283) | 1 | - | 1 | | |
| Mark Hoogakker | - | Alex Mathijsen (2233) | 1 | - | 1 | | |
| Ronde 9 |
| za 21-02-1998 | Herman van Westerloo (2185) | - | Peter Hoopman (2233) | 1 | - | 1 | | |
| Peter Schuitema (2129) | - | Auke Scholma (2337) | 0 | - | 2 | | Partij |
| Alex Mathijsen (2233) | - | Johan Teake Dekker | 1 | - | 1 | | |
| Wim van der Kooij (2249) | - | Johnny de Leeuw (2170) | 2 | - | 0 | | |
| Mark Kemperman (2283) | - | Mark Hoogakker | 0 | - | 2 | | |
