If you knew what they both displaced you could estimate the drag they were both having to overcome (body shapes being roughly equal).
That way you could then see what power output was required for her to beat Phelps.
@Dammit started
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If you knew what they both displaced you could estimate the drag they were both having to overcome (body shapes being roughly equal).
That way you could then see what power output was required for her to beat Phelps.