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Contact-point aiming gives you a useful object-ball reference. A cue pivot has a separate role in some aiming and sidespin methods, but there is no universal inward-or-outward pivot determined solely by the cut angle. Start by identifying the required ball collision, then make any tested adjustment before the stroke.
This guide separates the geometric target from spin compensation so you can practise each deliberately.
Table of Contents
Introduction: Contact Points and Pivots
The object-ball contact point is on the side opposite the intended pocket direction. On a cut shot, aiming the cue-ball centre directly at that point produces too thick a hit in the no-throw geometry. The cue ballβs radius must be accounted for.
Why Use Contact-Point References?
- Identify the collision: Decide where the balls need to meet.
- Check the cue-ball centre: Visualise where the centre must arrive.
- Separate adjustments: Treat throw and sidespin compensation as additional effects.
How to Build the Aim Line
1. Find the object-ball contact point
Extend the object-ball-to-pocket line backward to the near surface of the object ball.
2. Locate the ghost-ball centre
Imagine an equal-size cue ball touching that point along the same line. Aim the actual cue-ball centre toward this imaginary centre as a no-throw starting reference.
3. Adjust and deliver
Allow for observed throw and, if using sidespin, squirt and swerve. Settle on the final cue direction before delivering a straight stroke.
When to Pivot and How Much
A calibrated back-hand-English pivot moves the grip hand around a stationary bridge before the stroke to add sidespin and compensate for squirt. Its useful pivot length depends on the shaft and shot conditions; swerve and throw also matter. A cut angle alone does not prescribe a fixed pivot direction or amount.
Cut-induced throw does not increase continuously with cut angle. Slow stun shots around a half-ball hit can produce substantial throw; very thin hits do not automatically require the greatest correction.
Common Aiming Mistakes
- Confusing the object-ball contact point with the cue-ball centreβs destination.
- Changing aim and tip offset together without recognising the added spin.
- Steering during the final stroke instead of settling the adjustment first.
Practice Drills
Contact-point check
During practice, place a spare ball at the imagined ghost-ball position, inspect the line, then remove it before shooting. Keep the object ball fixed and vary the cue-ball starting point.
Controlled comparison
Repeat one layout at the same pace without sidespin. Note thick and thin misses before testing a deliberate aim correction.
Sidespin calibration
On a separate drill, compare centre-ball shots with left and right spin at different distances. Use a documented BHE/FHE method if you choose to learn pivot compensation.
Final Thoughts
A clear reference and a repeatable stroke make feedback useful. Learn the collision geometry first, then test the effects of speed and spin. A named method is only helpful when its actual steps and limits are understood.
Sources
References checked October 19, 2026: Alciatore: contact and ghost-ball geometry; Alciatore: calibrated BHE/FHE; Alciatore: non-monotonic throw.
















