[Jeff]

Under 2-H, HK wrote-: "The straight line requirements of the Compression Point are satisfied as long as the Lever Assembly Center is moving in a circle during Impact and Both the Vertical and Horizontal Centers move precisely in unison.

What is the Vertical Center?

What is the Horizontal Center?

HK also wrote-:"The important thing is that true Swing Center for ALL COMPONENTS is around a hinge pin with one end at the top of the Stationary head and the other in the ground, precisely between the Feet, with no regards for Body Location or Position at any time.

So, in this photo of Tiger Woods, does the yellow line represent the hinge pin around which the true Swing Center exists/rotates?



Jeff.