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Stimpmeter - Measure Putting Green Speed

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 Laser Putting Device

    Try out my Distance Calculator.  You can input different conditions to see how they affect your tee shots.

      A stimpmeter is a device that measures the speed of a green. The Stimpmeter is an extruded aluminum bar, 36 inches long, with a V-shaped groove extending along its entire length. It has a precisely milled ball-release notch 30" from the tapered end (the end that rests on the ground). The underside of the tapered end is milled away to reduce bounce as a rolling ball makes contact with the green. The V-shaped groove has an included angle of 145 degrees, thereby supporting a golf ball at two points ˝" apart. A ball rolling down the groove has a slight overspin, which is thoroughly consistent and has no deleterious effect on the ensuing measurments. The ball-release notch is designed so that a ball will always be released and start to roll when the Stimpmeter is raised to an angle of approximately 20 degrees. This feature ensures that the velocity of the ball will always be the same when it reaches the tapered end.

The end result from the ball accelerating down the stimpmeter ramp is a speed of 6.00 ft/s. The distance that the ball travels is the stimp speed (i.e. 10.5 ft roll means a stimp speed of 10.5)

Find out more by following this link.

Try out my new Driver Distance Calculator. Change temperature, clubhead speed, loft, energy and see how far the ball goes.

Wind Caddy App

From the team that brought you the top selling app Wind Meter, GoingApps is happy to introduce Wind Caddy. Wind Caddy helps the golfer always select the right club for the conditions. Wind Caddy works by collecting 4 inputs and recommending a club and correct Aim for the hole based on a proprietary algorithm developed by professional Golf Caddy and avid golfer Ken Tannar of www.probablegolfinstruction.com.

Wind Caddy will advise you on aim, distance and club so that you can play the wind successfully. It takes the guess work out of club selection.

Click Here to Learn More ....

 

 

Get a copy of my latest study. A statistical analysis of over 1600 scores of golfers handicaps 0 - 36.

Graphs and charts display the data.

The scores were used to simulate over 140 000 matches.
A statistical analysis of those matches ensued.

Do the holes on your course have a fair handicap difficulty ranking? Are there some holes you rarely win? Find out how to calculate the actual difficulty of your holes. Check out the
Hole Difficulty Ranking Calculator .

Of course, every measuring device is prone to error in measurement. With a stimpmeter, there is error when measuring the speed on sloped greens. There is a method used to reduce this error. Find out how by clicking here.

©Probable Golf Instruction, Ken Tannar 2001-2010. All Rights Reserved.

Langley, B.C. V2Y 2G4 Canada
Phone: 604-309-7030  FAX: to fax, email an attachment
probablegolf@yahoo.ca or golfexpert@probablegolfinstruction.com
Site maintained by Ken Tannar.

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Wind Caddy App

Wind Caddy will advise you on aim, distance and club so that you can play the wind successfully. It takes the guess work out of club selection.

Click Here to Learn More ....

 
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