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Pebble Swing Analyse my swing

Let your hips lead
the downswing.

One priority. A reason to work on it. A drill you can take to the range.

Illustrative sample. This invented swing shows the report experience. Its scores, observations and frame references are not an analysis of a real golfer or any demonstration video.

Make room for the hands.

In this example, the trail shoulder starts down first and pushes the club outside the hands. The first cue is to turn the lead hip behind you as the backswing finishes.

Where the example changes
Transition · frames 10–12
What the coach connects
Shoulder-first move → out-to-in path → reported slice
Read the sample evidence

7 iron · Down the line · Right-handed
Illustrative overall score: 77 / 100

Try the headcover gate.

Headcover gate setup Top view · right-handed
Headcover gate setup Viewed from above for a right-handed golfer. The target is ahead. Place the headcover four inches outside the ball, away from the golfer, and one inch behind it. Target 4 in outside 1 in behind Ball Headcover
  1. Place a headcover four inches outside the ball and one inch behind it.
  2. Hit a half shot at 60% speed, turning the lead hip behind you.
  3. Notice whether the club clears the headcover. Keep the same cue for the next shot.

Try logging three practice reps below. The full sample prescription is four sets of eight half shots.

Explore the full report.

Open the detail you need.

Scores & measurementsPositions, six scores, tempo, flight estimates and mechanics

Key positions

Address #1

Spine 38° Shoulders 6° Hips 3°

Top #9

Spine 36° Shoulders 34° Hips 15°

Impact #15

Spine 29° Shoulders 2° Hips 11°

Spine Shoulders Hips Head Backswing Downswing Dashed = where it was at address

In a live report this section draws those lines onto the golfer's own address, top and impact frames: the spine against a vertical reference, the shoulder and hip lines extended, a box around the head against where it stood at address, and the path the hands took. This invented example has no source footage; its illustrative measurements are listed here as numbers.

Illustrative measurements, not readings from a real video. Single-camera measurements in a real report are estimates.

Breakdown

Setup, good
80
Backswing, good
78
Transition, acceptable
68
Impact, acceptable
71
Finish, good
79
Tempo, good
86

Swing profile

Setup 80 Backswing 78 Transition 68 Impact 71 Finish 79 Tempo 86

This swing Club golfer reference (76)

Likely miss

Slice

example confidence: high

The club works outside the hands from frame 10 and stays there into the ball, so the path cuts across the target line from out to in. A pull is the good version of that. A slice is the usual one.

Matches the slice you reported.

Tempo

3.1 : 1

backswing 780 ms pause 60 ms downswing 250 ms
1.5 quick3.0 tour4.5 slow

Instrument readings

Body tracked
24 / 24 frames
Peak hand speed
4.3 torso/s at 49%
Lead-wrist angle at top
≈ 156°
Spine angle
38° address → 29° impact
Hip drift toward ball
14% of torso
Head height at impact
6% higher

Illustrative values for this invented swing. In a real report, available measurements come from the uploaded frames and carry estimation limits.

Flight numbers

Club speed

74–80mph

Ball speed

92–100mph

Carry

128–142yds

Launchhigh Attacksteep down Pathout-to-in

A 250 ms downswing puts the club speed where it is. The path cuts across the ball and the hands run out of angle early, so ball speed and carry sit under what that club speed should return with a 7 iron.

Mechanics

Shoulder line tilt through the swing
-46° -6° 34° top impact address finish
Hip slide, left and right
-2% 2% 6% top impact address finish
The full coach’s readEvery phase, three priorities and their drills

Full illustrative coach’s read · example confidence: high

Your first move down goes out, not down.

Setup and backswing hold up on their own. The transition is where it comes apart — the trail shoulder throws the club outside the hands, and by frame 15 the hips have drifted 14 per cent of a torso length toward the ball to make room for the arms. Tempo is the one thing here that needs nothing doing to it.

Filmed down the line with the phone steady and the whole swing in frame. This angle cannot show the clubface or the grip, so nothing below is a claim about either.

Camera
Down the line
Hand
Right
Club
7 iron
Level
Mid handicap
Reported miss
Slice
Frames
24 · top at 9 · impact at 15

Sequence

A live report opens this section with the whole contact sheet: all 24 frames in order, the pose skeleton drawn on each, impact marked, any frame clickable to enlarge. This invented example has no source footage; what follows is an illustrative position-by-position read.

Address, good

P1 · frame 1

Thirty-eight degrees of forward lean from vertical, arms hanging under the shoulders, weight through the middle of the feet. Nothing in this setup causes the miss.

Takeaway, good

P2 · frame 4

At club parallel the shaft covers the plane line and the hands have not run away from the chest. This part of the swing is fine.

Lead arm parallel, acceptable

P3 · frame 7

The trail elbow has drifted behind you rather than folding down in front of the ribs. That is where the room for the over-the-top move comes from.

Top, acceptable

P4 · frame 9

The lead wrist measures 156° through elbow, wrist and knuckle, so there is hinge and not much of it. The shaft sits a shade across the line.

Transition, needs work

P5 · frame 12

The trail shoulder moves toward the ball before the pelvis turns. The shaft is already above the plane line here, and it never comes back under it.

Delivery, needs work

P6 · frame 14

Shaft parallel arrives high and away from the body. Peak hand speed has already come and gone at 49 per cent of the way down.

Impact, needs work

P7 · frame 15

The spine has come up nine degrees from address and the hips sit 14 per cent of a torso length closer to the ball. The arms have to lengthen late to reach it at all.

Release, acceptable

P8 · frame 17

The club exits low and left of the target line, which is what a path that cut across the ball leaves behind.

Finish, good

P10 · frame 23

Full turn through, weight on the lead heel, chest at the target. You hold it without stepping.

What to work on

The club goes out before the pelvis turns

major frames 10–12
What I see
From frame 10 the shaft climbs above the plane line and the hands push away from your chest. By frame 12 the clubhead sits outside your hands looking down the line, and it stays outside all the way to the ball.
Why
The pelvis does not start the downswing. The trail shoulder does. With nothing turning underneath it, the shoulder's only route to the ball is out and over the top.
Your miss
A path that cuts across the ball from out to in. Pull when the face comes with it, slice when it does not, and the slice is the one you reported.
The fix
Start the downswing by turning the lead hip behind you while the club is still finishing its backswing. The feel is that your belt buckle beats your hands to the ball by a long way.

Drill

Headcover gate. Put a headcover on the ground four inches outside the ball and an inch behind it, then hit half shots at sixty per cent. If the club comes over the top it finds the headcover before the ball. Do not swing softer to miss it; turn earlier.

4 sets of 8 half shots, 3 sessions a week

You stand out of your posture through the ball

major frames 14–16
What I see
Address puts you 38° from vertical. At impact you are at 29°. Across the same three frames the hips move 14 per cent of a torso length toward the ball and the head sits 6 per cent of a torso length higher than where it started.
Why
The pelvis has nowhere to rotate into, so it pushes toward the ball instead, and the chest lifts to keep the club from digging. Early extension is the pelvis running out of room, not the back straightening on purpose.
Your miss
Strike quality goes first. The arms have to lengthen late to reach the ball, so contact wanders between thin and heavy and distance leaks even on the swings where the path behaves.
The fix
Keep your trail glute against an imaginary wall behind you until the ball is gone. The hips turn away from the ball line; the chest stays pointing at it.

Drill

Chair drill. Set a chair back or an alignment stick against your backside at address and make slow swings that keep contact with it all the way into impact. Start at thirty per cent speed. Add speed only on the reps where the contact holds.

3 sets of 10 slow-motion reps then 5 half shots, 4 sessions a week

The wrists give their angle up early

moderate frames 10–11
What I see
The lead wrist reads 156° at the top, and by frame 11 the shaft has already passed the line of your trail forearm. Peak hand speed lands 49 per cent of the way down, which means the club is at its fastest well before it reaches the ball.
Why
Casting follows the shoulder-first move. Once the upper body throws first, the wrists have nothing left to hold their angle against.
Your miss
Loft is added at impact, so the ball climbs, spins and lands short of where that club speed should put it.
The fix
Feel the trail wrist stay bent back until your hands pass your trail thigh. The angle is kept, not created.

Drill

Pump drill. Take the club to the top, pump down to shaft parallel twice while holding the wrist angle, then hit the third one. Three pumps, one ball, and stop if the third swing gets quick.

3 sets of 6 pump-and-hit, 2 sessions a week

The two-week planSix sessions, with a check for each one

Plan

Week 1, sessions 1–2

Chair drill only. Twenty swings with no ball, then half shots at sixty per cent with the chair still behind you.

Working when: ten swings in a row keep contact with the chair until after the ball is gone.

Week 1, session 3

Headcover gate at sixty per cent, 7 iron only. Nothing longer than a 7 iron this week.

Working when: eight of ten balls miss the headcover and start on or right of your start line rather than left of it.

Week 2, sessions 1–2

Pump drill before every basket, then alternate one pump-and-hit with one normal swing so the feel carries over.

Working when: the normal swing keeps the trail wrist bent past your trail thigh and the ball starts right of target.

Week 2, session 3

Film one swing down the line from the same spot and run it again. Compare frame 12 and frame 15 against this report.

Working when: the shaft at frame 12 sits on or under the plane line, and spine angle at impact is within four degrees of address.

Make the next report yours.

Film one swing with your phone held still. Start with your own positions, then get a coaching read for your video.

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