| Rondenlijst van Jan de Jager | ||||||
| Ronde | Datum | Tegenstander | Kleur | Score | Punten | Rating |
| 1 | 04-09-2018 | afgezegd | 10.7 | |||
| 2 | 11-09-2018 | afgezegd | 10.7 | |||
| 3 | 18-09-2018 | afgezegd | 10.7 | |||
| 4 | 25-09-2018 | afgezegd | 10.7 | |||
| 5 | 02-10-2018 | afgezegd | 0.0 | |||
| 6 | 09-10-2018 | Ron Brands | W | 0.0 | 0.0 | 1576 |
| 7 | 16-10-2018 | Martien Snoep | Z | 1.0 | 40.0 | 1587 |
| 8 | 30-10-2018 | Marcel Verschoor | W | 1.0 | 36.0 | 1599 |
| 9 | 06-11-2018 | Pieter Fortuin | Z | 0.0 | 0.0 | 1587 |
| 10 | 13-11-2018 | Kas Jansen | Z | 1.0 | 28.0 | 1595 |
| 11 | 20-11-2018 | Roel Alferink | W | 0.0 | 0.0 | 1587 |
| 12 | 27-11-2018 | Ben Rotteveel | W | 1.0 | 34.0 | 1598 |
| 13 | 04-12-2018 | Frits Spruijt | W | 0.5 | 13.0 | 1595 |
| 14 | 11-12-2018 | Ignace Rood | Z | 0.0 | 0.0 | 1589 |
| 15 | 18-12-2018 | Bernard Touber | Z | 0.5 | 19.0 | 1590 |
| 16 | 25-12-2018 | Leon vd Meer | Z | 1.0 | 18.0 | 1594 |
| 17 | 22-01-2019 | afgezegd | 0.0 | |||
| 18 | 29-01-2019 | afgezegd | 0.0 | |||
| 19 | 05-02-2019 | oneven | 21.3 | |||
| 20 | 12-02-2019 | Marcel Verschoor | Z | 0.0 | 0.0 | 1587 |
| 21 | 26-02-2019 | afgezegd | 0.0 | |||
| 22 | 12-03-2019 | Paul de Haas | W | 0.5 | 21.0 | 1589 |
| 23 | 19-03-2019 | Ron Brands | Z | 0.0 | 0.0 | 1581 |
| 24 | 26-03-2019 | Willem van Biezen | W | 0.0 | 0.0 | 1571 |
| 25 | 02-04-2019 | afgezegd | 0.0 | |||
| 26 | 16-04-2019 | afgezegd | 0.0 | |||
| 27 | 30-04-2019 | Pieter Fortuin | W | 1.0 | 24.0 | 1578 |
| 28 | 07-05-2019 | Kas Jansen | W | 1.0 | 28.0 | 1585 |
| 29 | 21-05-2019 | afgezegd | 0.0 | |||
| 30 | 28-05-2019 | Johan de Haas | Z | 0.5 | 15.0 | 1584 |
| Totaal | 340.0 | |||||