Vehicle passes start mark, you stop the watch after 25 seconds.
Find out how far the vehicle went (let's say 1 mile).
See where the second hand lines up on the tachometer (or however you spell it), in this case: 145 ish. Multiple 145 by 1.
A forum community dedicated to watch owners and enthusiasts. Come join the discussion about watch collections, displays, watch winders, accessories, classifieds, and more! We welcome all manufacturers including Casio G-Shock, OMEGA, Rolex, Breitling, Rolex and Tudor, Seiko, Grand Seiko and others.