0.0004m² reduced frontal area out a total CdA for duffers like us of about 0.3m² is 0.13%, that's nearly 2s in a 25 minute 10, more than I was expecting.
@gbj_tester started
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0.0004m² reduced frontal area out a total CdA for duffers like us of about 0.3m² is 0.13%, that's nearly 2s in a 25 minute 10, more than I was expecting.