International
Chess Federation
| Event code | 429021 |
| Tournament Name | 2025 Seattle Seafair Open |
| City | Bellevue, WA |
| Country | USA |
| Number of players | 30 |
| System | s |
| Hybrid | NO |
| Category | 0 |
| Start Date | 2025-07-12 |
| End Date | 2025-07-13 |
| Date received | 2025-07-20 |
| Date registered | 2025-06-22 |
| Type | |
| Time Control | Standard: 75 minutes with 30 seconds increment from move 1 |
| Zone | |
| Reported mult. round days | 2 |
| Chief Arbiter | Atikankhotchasee, Manunthon (THA) (FI) |
| Chief Organizer | Sinanan, Joshua (USA) |
| Organizer | |
| PGN file | |
| Orig.Report | View |
| View Report | Rated for August 2025 as Standard |
More information: The full list of tournaments received from United States of America for August 2025