International
Chess Federation
| Event code | 432937 |
| Tournament Name | Maia Chess Open 2025 - Maia Masters |
| City | Maia |
| Country | POR |
| Number of players | 100 |
| System | s |
| Hybrid | NO |
| Category | 0 |
| Start Date | 2025-08-22 |
| End Date | 2025-08-30 |
| Date received | 0000-00-00 |
| Date registered | 2025-07-23 |
| Type | |
| Time Control | Standard: 90 minutes with 30 second increment from move 1 |
| Zone | |
| Chief Arbiter | Ferreira, Carlos (POR) |
| Chief Organizer | |
| Organizer | |
More information: The full list of tournaments received from Portugal for October 2025