| Tournament Name | BASEL AUTUMN |
| City | Riehen (SZ) |
| Federation | SUI |
| Date Begin | 24/10/2025 |
| Date End | 26/10/2025 |
| Arbiter(s) | Michele Gisolini (ITA) 876755 |
| Play System | swiss FIDE Dutch (JaVaFo) |
| Rounds | 5 |
| Score game | 0-0.5-1 |
| Tie break | BH/C1 BH ARO |
| Registered Players | 32 |
| Number of Federations | 8 |
| Average Rating (all) | 1583 |
| Average Rating (only FIDE rated) | 1829 |
| Players from HOST Federation | 21 |
| Players NOT from HOST Federation | 11 |
| FIDE rated players | 26 |
| unrated players | 6 |
| unrated players from HOST Federation | 5 |
| unrated players NOT from HOST Federation | 1 |
| FIDE Titled players |
Total4 Host1 other3 GM0 IM2 FM2 CM0 WGM0 WIM0 WFM0 WCM0 |