International
Chess Federation
| Event code | 437817 |
| Tournament Name | ACC Sirius Open Sep 2025 |
| City | Athens |
| Country | GRE |
| Number of players | 20 |
| System | s |
| Hybrid | NO |
| Category | 0 |
| Start Date | 2025-09-09 |
| End Date | 2025-10-05 |
| Date received | 2025-10-14 |
| Date registered | 2025-08-25 |
| Type | |
| Time Control | Standard: 60 minutes with 30 seconds increment from move 1 |
| Zone | |
| Chief Arbiter | Kalesis, Nikolaos (GRE) |
| Chief Organizer | |
| Organizer | |
| PGN file | |
| Orig.Report | View |
| View Report | Rated for November 2025 as Standard |
More information: The full list of tournaments received from Greece for November 2025