Trackman · Field Reference

Read your numbers.
Fix faster.

A complete guide to diagnosing ball flight from simulator data — face angle, club path, spin rates, angle of attack, and smash factor. Built for the range, readable on your phone.

Cobra Adapt X Fade bias setup 90–100 mph swing speed
01

The big three

Face angle
Where ball starts
Open (+) = starts right. Closed (−) = starts left. ~75% of start direction is controlled by face alone.
~75% of start direction
Club path
Curve direction
In-to-out (+) creates draw bias. Out-to-in (−) creates fade bias. Path sets which way the ball curves.
Sets curve direction
Face-to-path gap
Curve amount
0° = straight. ±3° = slight. ±5–8° = pronounced. Beyond ±10° = big miss territory.
Bigger gap = more curve
Face angle
Where ball starts
Target Open + − Closed Square = 0°
Club path
Swing direction
Target In→out Out→in
Face-to-path gap
Curve amount
Target Path Face gap=spin ball
Analogy: Think of it like a pool cue on a billiard ball — the cue direction (path) sets which way it curves, but where the tip contacts the ball (face angle) controls the initial launch line.
02

Face vs path — shot shape decoder

Select your miss to diagnose:
Numbers
Path: +2 to +6° in-out
Face: +1 to +4° open to path
Root cause
Face open at impact relative to path. Ball starts right of path, curves further right. Often a grip or late-release issue.
Fix focus
Strengthen grip slightly. Check face at P6 (lead arm parallel). May need to close stance if path is too in-out.
Numbers
Path: −2 to −6° out-in
Face: −1 to −3° closed to path
Root cause
Out-to-in path, face closed to path = left start + draw spin. Classic over-the-top with grippy hands.
Fix focus
Fix the path first (drop trail elbow into slot). Address face-to-path once path stabilizes.
Numbers
Path: +3 to +8° in-out
Face: ~0° matches path
Root cause
Face and path match (no curve) but both aim right. Path problem, not a face-closure timing issue. Body stall common.
Fix focus
Close stance, check hip clearance. If body stalls, arms drag path in-out with a matching face.
Numbers
Path: +3 to +8° in-out
Face: −3 to −6° closed to path
Root cause
In-out path with face dramatically closed. Often from over-rotated forearm release when training a draw.
Fix focus
Quiet the hands/forearms. Weaken grip. Hold the face angle through impact rather than releasing.
Face-to-path differenceBall flightFeel at impact
0° ± 1°Straight / minimal curveSolid, pure, no feedback
2° – 4°Gentle working shotControlled shape
5° – 8°Pronounced curve, losing distanceSlightly off, glancing
9°+Big miss — hook or sliceWeak / flippy feeling
Shot shapes — overhead view
Straight
Face = path = target
target 0° / 0°
Fade
Path left, face open
tgt −3° / −1°
Draw
Path right, face closed
tgt +3° / +1°
Push
Face = path, both right
right +5° / +5°
Pull
Face = path, both left
left −5° / −5°
Push-fade
Your block pattern
right +5° / +8° face
Snap hook
Path right, face closed
left! +8° / −2° face
Big slice
Path left, face open
right! −8° / −1° face
Club path (dashed)
Face angle (tick)
On-target flight
Miss flight
03

Angle of attack & dynamic loft

Angle of attack
Are you sweeping or digging?
Measured as vertical angle at impact. Negative = descending (irons). Positive = ascending (driver).
Driver ideal+2° to +5°
Driver too steep−3° or worse
Mid-irons−3° to −5°
Wedges−5° to −8°
Dynamic loft
Actual loft at impact
Not the stamped loft — the real loft presented at contact. Affected by shaft lean and wrist conditions.
Driver target14° – 18°
7-iron target22° – 27°
Too much leanAdds spin, hurts dist.
Flipping / scoop+5° over normal
Analogy: AoA + dynamic loft = "spin loft" gap. Bigger gap = more backspin. Like throwing a ball at a tilted wall — tilt it away and the ball shoots up with spin; tilt it toward you and it rockets flat.
Trackman showsLikely issueWhat to feel
Driver: steep AoA (−3°+) + high spinBall above hands, steep downswingTee higher, sweep inside of ball upward
Irons: AoA near 0° + thin contactHanging back, sway, early extensionWeight forward, compress through turf
Dynamic loft 5°+ over specFlipping — shaft lean lost at impactHold lag, hands ahead of clubhead
Very low dynamic loft vs specDelofting excessivelyEase forward press, let loft work
04

Spin rate — rule of thumb & calculator

Spin ≈ loft° × multiplier target zone = loft × 500 to loft × 580 rpm
Multiplier (rpm/loft°) 530
Swing speed (mph) 95 mph

Target zone
ClubTarget rangeTour avgToo low (knuckling)Too high (ballooning)
Driver2,000 – 2,700 rpm~2,600 rpm< 1,800> 3,200
3-wood2,800 – 3,500 rpm< 2,500> 4,200
5-iron4,500 – 5,500 rpm> 6,500
7-iron6,500 – 7,500 rpm~7,000 rpm> 8,500
Pitching wedge8,500 – 10,000 rpm> 11,500
SW / LW9,000 – 12,000 rpm> 9,000 rpm
Analogy: Spin is like topspin/backspin in tennis. A driver needs just enough to stay airborne — like a knuckleball with some control. An iron needs more to land soft, like a high kick that bites the court.
6 factors that drive your spin rate
1 — Angle of attack
Steeper = more spin
A steeper descending blow increases spin; a shallower path reduces it. For driver, an ascending AoA reduces spin and adds distance — key for your fade setup.
2 — Dynamic loft / spin loft
More loft gap = more spin
The gap between dynamic loft and angle of attack creates spin. Flipping adds loft and spikes spin. Forward shaft lean reduces it — find the right balance per club.
3 — Impact location
Face position changes spin via gear effect
Striking high on the driver face reduces spin (more distance). Low face = more spin and ballooning. Toe/heel misses also alter sidespin through gear effect.
4 — Club design & fitting
Loft, shaft, head all contribute
Your Cobra Adapt X weight-forward setting lowers driver spin loft slightly. Shaft stiffness affects how much loft is presented at impact for your swing speed.
5 — Golf ball construction
Cover material matters
Urethane-cover balls (Pro V1, TP5) generate significantly more spin than Surlyn-cover balls, especially on wedge shots. Important for stopping power on approach shots.
6 — Conditions
Moisture kills spin
Wet grass, rough, or moisture between face and ball (the "flier lie") dramatically reduces spin. Expect shots to fly farther and run out more from wet rough.
Key principle: The goal isn't to chase maximum or minimum spin — it's finding the right window for each club. Driver wants high launch + relatively low spin for max carry. Irons and wedges want enough spin to hold the green. Trackman tells you exactly where you are.
05

Smash factor — contact quality

1.50
Driver max (legal)
1.48–1.50
Driver: elite
1.44–1.47
Driver: solid amateur
1.38–1.43
Driver: losing yards
1.30–1.38
Irons: typical good
Low smash (< 1.40 driver)
Off-center contact
Toe or heel strikes bleed ball speed. If low-smash shots all curve the same way, it's a consistent gear-effect miss. Use foot spray to confirm.
Smash fine, distance low
Speed or launch problem
Check launch angle (driver: 12–16°) and spin. Confirm AoA — steep driver bleeds smash even with center contact.
06

Launch angle — optimal windows

ClubOptimal launchToo low → fixToo high → fix
Driver12° – 16°Tee higher, AoA too steepBall too far forward, scooping
3-wood9° – 12°Ball too far backBall position too forward
5-iron14° – 17°Too much shaft leanFlipping at impact
7-iron16° – 20°Hands too far forwardEarly extension, hanging back
Pitching wedge22° – 28°Too steep into groundThin contact, no forward lean
07

Quick decoder — what caused that?

Shot shapeFace (to target)Path (to target)Face-to-path
StraightSquareSquare
Draw (R→L)Left of targetMore left (in-out)Face open to path ~3–5°
Fade (L→R)Right of targetMore right (out-in)Face open to path ~3–5°
Push (straight R)RightRight (in-out)~0° face matches path
Pull (straight L)LeftLeft (out-in)~0° face matches path
Snap hookRight of targetWay in-outFace way closed to path
Big sliceRightWay out-inFace way open to path
Your setup — Cobra Adapt X fade bias
A7 / B6 hosel + weight forward
Target face-to-path: +3° to +5° open to path for a controlled fade. If Trackman shows face-to-path in this range but you're still blocking, the equipment isn't the issue — look for late-round body stall or fatigue sway changing your impact geometry. Watch for AoA going more negative (steeper) and dynamic loft creeping up as tell-tale fatigue signs.