| Rondenlijst van Ferdi Sieben | ||||||||
| Ronde | Datum | Tegenstander | Kleur | Score | Punten | WP | SB | Rating |
| 1 | 07-03-2019 | Davin Mostert | W | 0,0 | 1,0 | 46,5 | 0,00 | 1596 |
| 2 | 14-03-2019 | afgezegd | 2,0 | 120,0 | 60,00 | |||
| 3 | 21-03-2019 | afgezegd | 2,0 | 118,5 | 59,25 | |||
| 4 | 28-03-2019 | extern | W | 1,0 | 6,0 | 115,0 | 115,00 | |
| 5 | 04-04-2019 | Julian Oskam | W | 1,0 | 6,0 | 24,0 | 24,00 | 1606 |
| 6 | 11-04-2019 | Han Perluka | Z | 0,5 | 3,5 | 31,5 | 15,75 | 1606 |
| 7 | 18-04-2019 | Bob Ameling | Z | 0,5 | 3,5 | 36,5 | 18,25 | 1607 |
| 8 | 25-04-2019 | Jo Lipka | Z | 0,5 | 3,5 | 44,0 | 22,00 | 1608 |
| 9 | 02-05-2019 | Marc Verheugd | W | 1,0 | 6,0 | 31,5 | 31,50 | 1618 |
| Totaal | 33,5 | 567,5 | 345,75 | |||||