Past Events
Vientiane Rapid Open 2025
Rapid20 July 2025National Olympic Committee of LaosOrganizer: Laos Chess FederationChief Arbiter: IA Bounthavy Sengsavang
Champion
Khamla Sisouvong
About this tournament
Completed tournament. Final standings, prize distribution, photo gallery and PGN archive available below.
Prize fund breakdown
| Place | Prize |
|---|---|
| 1st Place | 40% of prize fund |
| 2nd Place | 25% of prize fund |
| 3rd Place | 15% of prize fund |
| 4th Place | 10% of prize fund |
| 5th Place | 6% of prize fund |
| Best Woman | 2% of prize fund |
| Best Junior (U18) | 2% of prize fund |
Rules summary
- FIDE Laws of Chess apply throughout the tournament.
- Swiss system pairings generated by the arbiter team using Swiss-Manager.
- Zero-tolerance default time — players not seated by round start forfeit.
- Mobile phones and electronic devices are strictly prohibited in the playing hall.
- Tie-breaks: Buchholz Cut 1, Buchholz, Sonneborn-Berger, direct encounter.
- Appeals must be submitted in writing within 30 minutes of the round's end.