I would guess a way to measure on the track is to go round and count how many times your pedals rotate. Then it's just maths involving the radius of your cranks to find the circumference of the stroke divide track length by number of rotations and you've got a ratio?
I would guess a way to measure on the track is to go round and count how many times your pedals rotate. Then it's just maths involving the radius of your cranks to find the circumference of the stroke divide track length by number of rotations and you've got a ratio?