Chest Turn @ TOP
What it measures
SportsBox Chest Turn at the TOP key-frame (completion of backswing in their Swing Positions guide). Rotation of the chest segment around the vertical (spine) axis in the face-on 3D solve. Sign convention: (−) closed to the target, (+) open. Pair the same-session row with Pelvis Turn @ TOP and X-Factor @ TOP for stretch context.
Units: degrees
Why it matters
Anchors coil magnitude at TOP before transition—compare trending ranges with Body Turn averages and sway/lift stacks at TOP.
Curated YouTube drill videos
Vector matches drill videos to your focus—contact, shot shape, start line, D-Plane.
Related metrics
Pelvis Turn @ TOP, X-Factor @ TOP, Chest Turn, Chest Sway @ TOP, Chest Bend @ TOP, Chest Turn @ DCH, Chest Turn @ IMP