| Rondenlijst van Roel Alferink | ||||||
| Ronde | Datum | Tegenstander | Kleur | Score | Punten | Rating |
| 1 | 04-09-2018 | Bernard Touber | Z | 0.5 | 19.0 | 1633 |
| 2 | 11-09-2018 | Engbert vd Zaag | W | 0.0 | 0.0 | 1623 |
| 3 | 18-09-2018 | afgezegd | 15.3 | |||
| 4 | 25-09-2018 | Albert Olthof | W | 1.0 | 48.0 | 1636 |
| 5 | 02-10-2018 | oneven | 30.7 | |||
| 6 | 09-10-2018 | extern | W | 1.0 | 23.0 | |
| 7 | 16-10-2018 | Frits Spruijt | Z | 1.0 | 26.0 | 1643 |
| 8 | 30-10-2018 | Kas Jansen | W | 1.0 | 28.0 | 1649 |
| 9 | 06-11-2018 | extern | W | 1.0 | 23.0 | |
| 10 | 13-11-2018 | Martien Snoep | W | 1.0 | 40.0 | 1658 |
| 11 | 20-11-2018 | Jan de Jager | Z | 1.0 | 32.0 | 1666 |
| 12 | 27-11-2018 | extern | W | 1.0 | 23.0 | |
| 13 | 04-12-2018 | afgezegd | 15.3 | |||
| 14 | 11-12-2018 | Johan de Haas | Z | 1.0 | 30.0 | 1672 |
| 15 | 18-12-2018 | Ben Rotteveel | W | 1.0 | 34.0 | 1680 |
| 16 | 25-12-2018 | afgezegd | 15.3 | |||
| 17 | 22-01-2019 | Ignace Rood | W | 0.5 | 25.0 | 1682 |
| 18 | 29-01-2019 | afgezegd | 15.3 | |||
| 19 | 05-02-2019 | Ron Brands | Z | 0.5 | 22.0 | 1681 |
| 20 | 12-02-2019 | extern | W | 23.0 | ||
| 21 | 26-02-2019 | extern | W | 0.0 | 23.0 | |
| 22 | 12-03-2019 | Pieter Fortuin | W | 1.0 | 24.0 | 1686 |
| 23 | 19-03-2019 | Albert Olthof | Z | 0.0 | 0.0 | 1678 |
| 24 | 26-03-2019 | extern | W | 1.0 | 23.0 | |
| 25 | 02-04-2019 | Frits Spruijt | W | 1.0 | 26.0 | 1684 |
| 26 | 16-04-2019 | Kas Jansen | Z | 1.0 | 28.0 | 1689 |
| 27 | 30-04-2019 | Martien Snoep | Z | 0.0 | 0.0 | 1677 |
| 28 | 07-05-2019 | Leon vd Meer | W | 1.0 | 18.0 | 1679 |
| 29 | 21-05-2019 | Paul de Haas | Z | 0.5 | 21.0 | 1679 |
| 30 | 28-05-2019 | afgezegd | 0.0 | |||
| Totaal | 651.0 | |||||