International
Chess Federation
| Event code | 433593 |
| Tournament Name | Amazonia Open Chess Campeonato De Xadrez RPD Sesc |
| City | Castanhal PA |
| Country | BRA |
| Number of players | 40 |
| System | s |
| Hybrid | NO |
| Category | 0 |
| Start Date | 2025-09-14 |
| End Date | 2025-09-14 |
| Date received | 0000-00-00 |
| Date registered | 2025-07-28 |
| Type | |
| Time Control | Rapid: 15 minutes for game with 5 seconds increment from move 1 |
| Zone | |
| Chief Arbiter | Andrade, Francisco Lauzeniro (BRA) |
| Chief Organizer | Andrade, Francisco Lauzeniro (BRA) |
| Organizer | |
More information: The full list of tournaments received from Brazil for October 2025