Speaker separation versus listening distance??


Is there a formula for separation distance between speakers, versus sitting/listening distance?
route30
I like the speakers slightly closer in my opinion. Everyones different, and depends on the speakers.
The Wilson WASP method says between 1:1.1 and 1:1.25 listener distance to speaker distance. Link
sorry, meant speaker distance to listening distance. IOW, listening distance is a little further away
NHT recommended 1 to 1.5, meaning if your speakers are 6' apart you want to be 9' away.

Mark