New -- Social Golfer Combinations
Below is a graph of the height and carry
of a driver and irons 3 thru 9. Below the graph are the initial
launch conditions of the ball.
Humidity = 80%, Temperature = 25 degrees
Celsius, Air Pressure = 101 kPa at sea level with no wind
Club
|
Speed (m/s)
|
Launch Angle
|
Spin (rpm)
|
Max Height (m)
|
Carry (yd)
|
Time (s)
|
Driver
|
70.9
|
8.5
|
3504
|
29.7
|
249.2
|
6.6
|
3-iron
|
56.3
|
11.8
|
5453
|
26.1
|
195.7
|
6.0
|
4-iron
|
54.2
|
12.4
|
6281
|
25.7
|
186.8
|
5.9
|
5-iron
|
52.6
|
13.4
|
7250
|
26.3
|
179.4
|
5.9
|
6-iron
|
50.0
|
15.0
|
8036
|
25.9
|
167.9
|
5.8
|
7-iron
|
47.2
|
17.6
|
8795
|
26.3
|
153.3
|
5.7
|
8-iron
|
45.2
|
21.3
|
9850
|
29.0
|
147.3
|
5.8
|
9-iron
|
42.3
|
26.6
|
10729
|
31.5
|
133.9
|
5.8
|
One interesting point to note is that
the maximum height of the driver isn't much less than that of a
9-iron. From the perspective of the player, the driver appears to
travel lower, the reason being that the ball is so much farther
away when it reaches maximum height, it appears lower.
©Probable Golf
Instruction, Ken Tannar 2001-2015. 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
|