| Competitie 2025-2026 |
| Group 1 - Marco Kroon |
| Site | De Nieuwe Haven | Start date | 05-09-2025 |
| City | Abbekerk | End date | 22-05-2026 |
| Country | Netherlands | Pairing system | Amsterdams |
| Organization | Schaakclub Aartswoud | Arbiters |
| Marco Kroon | |
| ID | |
| Rating | 1672 |
| Categories | |
| Nr. | White | Black | Result |
| 1 | Rik v. Ingen | Marco Kroon | 1−0 |
| 1 | Marco Kroon | Peter Couwenhoven | 0−1 |
| 1 | Herman Smook | Marco Kroon | 1−0 |
| 2 | Marco Kroon | Willem Bakker | ½−½ |
| 2 | Jan Kuin | Marco Kroon | 0−1 |
| 2 | Marco Kroon | Richard Deken | 0−1 |
| 3 | Jan Kuin | Marco Kroon | 0−1 |
| 3 | Marco Kroon | Don op 't Eijnde | 1−0 |
| 3 | Willem Bakker | Marco Kroon | 1−0 |
| 4 | Marco Kroon | Lukas Boots | 0−1 |
| 4 | Hans Solcer | Marco Kroon | 1−0 |
| 4 | Marco Kroon | Willem Bakker | 1−0 |