Quick quiz: how far do you hit your 8-iron? If you answered with a confident number, great. Now ask yourself how far you hit it in the air, on the course, when it counts. Most golfers carry a number in their head that comes from their single best strike, usually from years ago, usually with a tailwind. That is the number that leaves an approach shot in the front bunker.
The fix is a yardage chart built from real data, and a golf simulator is one of the best places to build one. Every swing in our bays is measured by Uneekor XO2 overhead cameras, so you can see your actual carry distance for every club, shot after shot, without chasing balls on a range. This guide walks through how to build your chart in a single session, how to spot the gaps in your bag, and how to use the result the next time you stand over a number on the course.
Why a yardage chart changes your scores
Most amateur approach shots miss short. The usual reason is not a bad swing. It is a bad number. Remembering your best 7-iron instead of your average 7-iron sends every approach a club too short, and the miss compounds across eighteen holes.
A chart fixes three things at once:
- It replaces guesses with averages. You stop clubbing off the one great shot and start clubbing off what you do most of the time.
- It reveals gaps. You might find 22 yards between two clubs and 6 yards between two others. Those are the holes in your bag that no amount of practice will fill unless you know they are there.
- It builds trust. Standing over a 142-yard shot with a club you know carries 144 is a very different feeling from guessing.
Carry versus total distance
Before you start, pick the right number. Your simulator will show both carry (how far the ball flies in the air) and total distance (carry plus roll). For approach shots, carry is the number that matters, because it is the one that gets you over the bunker or the water. Roll depends on the turf, the firmness of the green and the weather, and none of those exist in a bay.
For tee shots on a wide-open par 5, total distance has its uses. For everything else, write down carry. If the data columns are new to you, our beginner's guide to golf simulator data explains each one in plain language.
How to build your chart in one session
You can finish this in about 60 to 75 minutes of bay time, and most golfers do not need every club. Here is a simple routine.
1. Warm up properly
Spend ten minutes with wedges and short irons. Distances from cold muscles are not your real distances, and a chart built from a stiff first ten swings will be short everywhere.
2. Hit about ten shots with each club
Ten is enough to see a pattern without wearing yourself out. Swing at the effort you would use on the course, not your hardest swing. Crushing every ball turns a yardage chart into a fantasy chart.
3. Throw out the extremes, average the rest
A common approach is to drop your single best and single worst shot with each club, then average the remaining eight. One thin strike and one perfect flush shot are real, but neither tells you what to expect. The middle of the pile does.
4. Start with the bookends
Test your pitching wedge and your highest-lofted wedge first. Those two numbers set the floor and ceiling of your short game. Then work through the rest of the bag, filling in the gaps between them.
5. Look at dispersion, not just distance
Most screens show a scatter of where each shot would have landed. A club that carries 150 yards but sprays thirty yards left and right is a different tool from one that carries 148 and lands in a tight group. Mark the clubs you trust in the chart. Those are the ones to reach for under pressure.
If you would like company while you work through the bag, our team is happy to point out where to look on the screen. Book a bay online and bring the clubs you actually play.
What a good chart looks like
Many golfers expect a perfectly even ladder, with ten or fifteen yards between every club. Real bags rarely look like that, and it is usually fine. What matters is that you know your numbers and that you do not have a big hole where you hit a lot of shots.
A few things to look for once your chart is filled in:
- A gap bigger than about 15 to 20 yards between neighboring clubs. This is the classic spot where you end up "between clubs" and swing too hard or too soft. Often the fix is a half swing you practice on purpose, or a small change to which wedge or hybrid you carry.
- Two clubs that fly nearly the same distance. If your 5-iron and 6-iron are separated by only a couple of yards, one of them is working harder than it needs to, or the 5-iron is not getting airborne. Either is worth knowing.
- Your actual driver carry. Many golfers learn their real number is well short of the story they have been telling friends. That is not bad news. It just means you can choose tees and targets that fit the golfer you really are.
Wedges: where the chart pays off most
The scoring clubs are where a chart earns its keep. Inside 120 yards, being ten yards off is the difference between a birdie putt and a scramble. Try building a mini-chart for your wedges:
- Full swing, three-quarter swing and half swing with each wedge.
- Ten shots at each, same routine as above, carry distance only.
- Pay attention to the spin and descent angle shown on the screen. A wedge that produces about the same spin on most swings is easier to trust than one that jumps around.
Once you have those numbers, write them on a small card or in your phone. The next time you face 78 yards, you will not be guessing between a "soft sand wedge" and a "hard lob wedge." You will know.
Take it from the bay to the course
A simulator is a controlled room, and your chart is a baseline, not a guarantee. Altitude, temperature, wind and the lie all change what the ball does. Houston's summer humidity and fall cool snaps both nudge distances a little. Use your numbers as the starting point, and adjust with your eyes.
The best test is to take the chart to your home course. Gleannloch Pines is just down the road from our Champion Forest Drive location, so it is easy to build the chart in the bay one day and check three or four numbers on the course the next. If they hold, you have a tool. If they are off, adjust and retest.
Keep your chart fresh
Swings change. Equipment changes. Fitness changes. A chart you built in March will not be perfect in October. Plan to retest every couple of months, or any time you change a club, add a new wedge, or work on a swing change like the ones in our slice-fixing guide. A fifteen-minute refresh of your three or four most-used clubs is often enough.
If you want a structured session to go with it, our 60-minute practice drills plan pairs naturally with a yardage-chart session: spend the first half building numbers, the second half hitting to them.
What does a yardage session cost?
Open bays start at $25 an hour Monday to Thursday off-peak, and private bays start at $35. Rates are per bay, not per person, so bringing a playing partner splits the cost and doubles the shots you can watch. Full rates are on our play and pricing page, and if you practice regularly, our memberships are worth a look. We provide loaner clubs at no charge, though for a yardage chart you will want the clubs you actually play.
Know your numbers on Champion Forest
Every golfer owns a number for each club. The question is whether it is the right one. A single hour in the bay can replace years of guesswork with a card in your pocket. We are at 19059 Champion Forest Drive in Spring, a couple of minutes from Gleannloch Pines, with six Uneekor XO2 bays, canned beer and wine during staffed hours, and a team that is happy to help you read the screen. Book a bay, bring your bag, and let's find your real yardages. Building community through golf, one dialed-in approach at a time.