the first is correct units, but the second should read
2 x ((1.22 x 22.352^2)/2) * 0.0314 = 19N
yes, i agree on the 2 cd, perhaps its the engineering factor of safety.
(i have made this thread as i previously had it in the aero section and it was probably not getting the attention such an important question deserves.)
lets use the sunroof as an example for simplicity.
what force is the wind acting on the dog at 50mph/22.3m/s?
dog head diameter = 0.2m...