Glossary

General Questions

Address Position

Line 0 is the starting point - also known as the 'set-up' or 'address' position. A player may set-up, but then move or adjust various body parts before commencing the backswing. The app will capture the position of the various body parts and club just prior to your first move back.

Angle of Attack

This is the angle the club is moving at the point of impact. The club may be moving down, level, or up. The recommended attack angle will vary depending on the club your are using. For example, for an iron shot, the angle of attack should be slightly down, whereas for a driver it should be slightly up.

Balance of Mass

Refers to where the majority of your weight lies.

Closed Face

For a right-handed golfer, the clubface is closed when it is pointed to the left of the target line.

Club Loading

Wrist-Cock, Club Loading, and Shaft Angle are three terms to describe the angle formed between the lead arm (left arm for a right-handed golfer) and the club shaft.

Impact

Line 6 is impact position - where you make contact with the ball.

Lead Side

The lead side is the side of your body nearest the intended target.

Line 0

Line 1

Line 1 is the first move into the backswing. It is defined by the club shaft being horizontal to the ground.

Line 2

Line 2 is the point in the backswing where the lead arm (left arm for a right-handed golfer) is parallel to the ground.

Line 3

Line 3 is the 'top' of the backswing. Where this point occurs will vary depending on the flexibility of the player, and other factors. For many players, line 3 will not vary much from line 2.

Line 4

Line 4 is the point in the downswing where the lead arm (left-arm for a right-handed golfer) is parallel to the ground.

Line 5

Line 5 is the point in the downswing where the club shaft is parallel to the ground. It is the step just prior to impact.

Line 6

Line 6 is impact position - where you make contact with the ball.

Line 7

Line 7 is just after impact, when your hands have moved approximately 30 degrees into your follow-through.

Line 8

Line 8 is defined by the trail arm (right arm for a right-handed golfer) being parallel to the ground in your follow-through.

Line 9

Line 9 is the finish position. It may vary by type of shot and swing style, but it is the completion of your follow-through.

Low Point

The low point is the bottom of the arc through which the clubhead travels to impact the ball. For an iron swing, the low point should be 4-6 inches (10-15cm) past the point of impact.

Open Face

For a right-handed golfer, the clubface is open when it is pointed to the right of the target line.

Radius

Radius is a term used to describe the distance the club is held from the body. Loss of radius refers to when the elbows bend and the arms are not long.

Set-Up

Shaft Angle

Wrist-Cock, Club Loading, and Shaft Angle are three terms to describe the angle formed between the lead arm (left arm for a right-handed golfer) and the club shaft.

Square Face

For a right-handed or left-handed golfer, the clubface is square pen when it is pointed along the target line.

Swing Plane

Top Of Swing

Line 3 is the 'top' of the backswing. Where this point occurs will vary depending on the flexibility of the player, and other factors. For many players, line 3 will not vary much from line 2.

Trail Side

The trail side is your side furthest away from the intended target.

Transition Point

Wrist-Cock

Wrist-Cock, Club Loading, and Shaft Angle are three terms to describe the angle formed between the lead arm (left arm for a right-handed golfer) and the club shaft.