Besides the one in Leuven, there are many more Backgammon clubs in Belgium and the neighbouring countries.
Neighbouring countries
Brackets for a progressive three-flight tournament up to 16 players:
Other sheets:
The ratings are calculated according to the FIBS rating formula. The change in rating after a match depends on:
Calculations can be checked via the following spreadsheet, in which the FIBS rating formula is implemented:
A big thanks to TvH for the implementation of the system!