| Rondenlijst van Diederick Casteleijn | ||||||||
| Ronde | Datum | Tegenstander | Kleur | Score | Punten | WP | SB | Rating |
| 1 | 02-05-2023 | Rick Kompaan | W | 1,0 | 1,0 | 2,0 | 2,00 | 1616 |
| 2 | 09-05-2023 | Stan Cortenbach | Z | 1,0 | 1,0 | 2,0 | 2,00 | 1626 |
| 3 | 16-05-2023 | Pim Eerens | Z | 0,0 | 0,0 | 3,5 | 0,00 | 1625 |
| 4 | 23-05-2023 | Tom Vokurka | W | 1,0 | 1,0 | 2,0 | 2,00 | 1638 |
| Totaal | 3,0 | 9,5 | 6,00 | |||||