Convert from stride [great] to yoctometer

Unit Definition (stride [great])
Distance between consecutive prints of the same foot in a track, measured from the same point on each foot.

Unit Definition (yoctometer)
The yoctometre (or yoctometer), symbol: ym, is a decimal fraction of a metre, from the International System of Units. One yoctometre is 1x10-24 (1e-24) in scientific notation. Very small!