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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
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Club
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Speed (m/s)
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Launch Angle
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Spin (rpm)
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Max Height (m)
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Carry (yd)
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Time (s)
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Driver
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70.9
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8.5
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3504
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29.7
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249.2
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6.6
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3-iron
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56.3
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11.8
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5453
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26.1
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195.7
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6.0
|
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4-iron
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54.2
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12.4
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6281
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25.7
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186.8
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5.9
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5-iron
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52.6
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13.4
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7250
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26.3
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179.4
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5.9
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6-iron
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50.0
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15.0
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8036
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25.9
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167.9
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5.8
|
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7-iron
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47.2
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17.6
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8795
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26.3
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153.3
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5.7
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8-iron
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45.2
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21.3
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9850
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29.0
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147.3
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5.8
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9-iron
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42.3
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26.6
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10729
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31.5
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133.9
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5.8
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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 2001-2009. All Rights Reserved.
601 Capri Road, Enderby, B.C. V0E 1V3 Canada
Phone: 250-838-7760 FAX: 250-838-5557
probablegolf@yahoo.ca or golfexpert@probablegolfinstruction.com Site maintained by
Ken Tannar.
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