A golfer hitting in a simulator and a GC Quad in full view

What Do Launch Monitors Actually Measure? (And Why Do Golfers Use Them?)

May 16, 2026Scott Pickett

Launch monitors have become a massive part of modern golf.

Whether it’s:

  • coaching
  • club fitting
  • distance gapping
  • driver optimisation
  • or tour-level practice

launch monitor technology is now everywhere.

But many golfers still wonder:

what do launch monitors actually measure?

And perhaps more importantly:

how does all that information actually help golfers improve?

At Golf 360, we use the Foresight Sports GCQuad launch monitor system for both coaching and club fitting.

It’s one of the most respected launch monitor systems in golf and is trusted by:

  • PGA professionals
  • elite coaches
  • club fitters
  • and even tour players preparing for tournaments

What Is a Launch Monitor?

A launch monitor is essentially a highly accurate tracking system that measures:

  • what the golf club is doing
  • what the golf ball is doing
  • and how the two interact through impact

Modern systems like GCQuad use advanced high-speed camera technology to capture extremely accurate data.

One of the biggest advantages is:
you’re hitting a real golf ball and getting real feedback from actual shots.

That’s what makes the information so valuable.

Why Are Launch Monitors So Useful?

Launch monitors help golfers understand:

  • why the ball is flying the way it is
  • where distance is being lost
  • how efficiently they strike the ball
  • and what equipment or swing changes may help

Without data, golfers are often guessing.

Launch monitors remove a lot of that guesswork.

What Does GCQuad Measure?

The GCQuad measures a huge amount of information.

Some of the most important numbers include:

  • launch angle
  • backspin
  • ball speed
  • carry distance
  • total distance
  • angle of descent
  • club speed
  • dispersion
  • strike location

It can also provide club delivery information depending on the setup being used.

Launch Angle

Launch angle refers to:

how high the ball initially launches after impact.

This is extremely important with driver fitting.

Too low:

  • and golfers struggle to maximise carry distance.

Too high:

  • and the ball can become weak or overly spinny.

The ideal launch angle varies depending on:

  • swing speed
  • spin rate
  • and golfer type

Backspin

Backspin is one of the biggest factors affecting driver performance.

Too much spin can cause:

  • ballooning shots
  • weak flight
  • poor distance
  • steep landing angles

Too little spin can also create problems:

  • loss of carry
  • inconsistent flight
  • poor control

This is why understanding spin is so valuable during fittings.

We recently covered this in more detail in our article:
Why Does My Driver Spin Too Much?

Ball Speed

Ball speed is simply:

how fast the golf ball leaves the clubface.

This is one of the biggest indicators of:

  • strike quality
  • efficiency
  • and potential distance

Golfers are often surprised by how much ball speed changes depending on:

  • strike location
  • shaft fit
  • launch conditions
  • and clubhead design

Carry Distance vs Total Distance

Launch monitors separate:

  • carry distance
  • and total distance

Carry distance is:

how far the ball flies through the air.

Total distance includes:

  • bounce
  • rollout
  • and ground interaction after landing.

This becomes especially important when fitting drivers.

Ideally, we want a ball flight that:

  • launches efficiently
  • stays stable through the air
  • and lands with forward momentum

Angle of Descent

Angle of descent refers to:

how steeply the ball comes down toward the ground.

If the angle is too steep:

  • golfers lose rollout
  • drives can stop quickly
  • and distance suffers

This is often linked to excessive spin.

Dispersion

Dispersion is one of the most valuable pieces of information for everyday golfers.

This shows:

  • consistency
  • shot pattern
  • and directional control

Many golfers focus purely on distance.

But often:

  • tighter dispersion
  • more playable misses
  • and consistency

lead to lower scores.

Strike Location

Modern launch monitors can also show:

  • where golfers strike the ball on the face.

This is incredibly useful because strike location massively affects:

  • spin
  • launch
  • ball speed
  • and forgiveness

Many golfers don’t realise how much distance they lose from poor strike location alone.

Why Interpretation Matters

One important thing to understand is:
launch monitors don’t magically fix golfers.

The numbers themselves are only part of the process.

The real value comes from:

  • interpreting the information correctly
  • understanding ball flight
  • and applying the data properly

That’s where coaching and fitting experience still matters enormously.

Why Tour Players Use Launch Monitors

Launch monitors aren’t just for amateur golfers.

Many tour professionals use systems like GCQuad during:

  • practice sessions
  • tournament preparation
  • distance control work
  • equipment testing
  • and driver optimisation

At the highest level of golf, precision matters.

Players want to know:

  • exact carry numbers
  • spin rates
  • launch windows
  • and shot patterns

Modern launch monitor technology helps provide that information.

Launch Monitors and Club Fitting

Launch monitors have completely changed modern club fitting.

They help golfers:

  • compare different drivers
  • optimise shafts
  • improve launch conditions
  • reduce excessive spin
  • and identify more forgiving setups

If you’d like to learn more about fittings, our article:
What Happens During a Driver Fitting?
explains the process in more detail.

You can also explore our full range of golf drivers here.

Final Thoughts

Launch monitors have become one of the most valuable tools in modern golf.

They help golfers:

  • understand their game better
  • remove guesswork
  • improve fittings
  • and make smarter decisions

The technology itself is incredibly impressive.

But ultimately, it’s the combination of:

  • accurate data
  • proper interpretation
  • coaching experience
  • and club fitting knowledge

that helps golfers improve.

And when golfers start properly understanding:

  • launch
  • spin
  • strike
  • and dispersion

the game often starts making a lot more sense.

FAQs

What is a launch monitor?

A launch monitor is a device that measures golf ball and club data during a golf shot using advanced camera or radar technology.

What does GCQuad measure?

GCQuad measures data including launch angle, spin rate, ball speed, carry distance, dispersion, strike location, and more.

Are launch monitors accurate?

Yes. Systems like Foresight GCQuad are considered extremely accurate and are trusted by coaches, fitters, and tour professionals.

Do launch monitors help average golfers?

Absolutely. Launch monitors help golfers better understand ball flight, distance, consistency, and equipment performance.

Why do tour pros use launch monitors?

Tour players use launch monitors to dial in distances, optimise equipment, improve consistency, and prepare for tournaments.

Happy golfing

Scott Pickett
PGA Professional
Founder - Golf 360
Mount Maunganui

More articles