International
Chess Federation
| Event code | 437047 |
| Tournament Name | III Open Tres Cantos Sub1800 |
| City | Tres Cantos (Madrid) |
| Country | ESP |
| Number of players | 80 |
| System | s |
| Hybrid | NO |
| Category | 0 |
| Start Date | 2025-09-19 |
| End Date | 2025-09-20 |
| Date received | 2025-09-22 |
| Date registered | 2025-08-20 |
| Type | |
| Time Control | Standard: 60 minutes for game |
| Zone | |
| Chief Arbiter | Gil Fernandez, Daniel (ESP) (SI) |
| Chief Organizer | Gil Fernandez, Daniel (ESP) |
| Organizer | |
| PGN file | |
| Orig.Report | View |
| View Report | Rated for October 2025 as Standard |
More information: The full list of tournaments received from Spain for October 2025