International
Chess Federation
| Event code | 420377 |
| Tournament Name | XV Open Ciudad de Tres Cantos A |
| City | Tres Cantos (Madrid) |
| Country | ESP |
| Number of players | 100 |
| System | s |
| Hybrid | NO |
| Category | 0 |
| Start Date | 2025-06-21 |
| End Date | 2025-06-29 |
| Date received | 0000-00-00 |
| Date registered | 2025-04-12 |
| Type | |
| Time Control | Standard: 105 minutes for first 40 moves and 15 minutes for the rest of the game |
| Zone | |
| Chief Arbiter | Quintero Torres, Pedro (ESP) |
| Deputy Chief Arbiter | Gil Fernandez, Daniel (ESP) (SI) Herreros Villalba, Ana Maria (ESP) |
| Chief Organizer | |
| Organizer | |
More information: The full list of tournaments received from Spain for August 2025