Catch and Finish: Where Speed Is Made and Lost The two moments that define rowing efficiency happen in less than 50 milliseconds each. Here is what elite athletes do differently — and how the AI Coach trains it.

The catch — blade entry into the water — determines how quickly force reaches the hull. The finish — blade extraction — determines how cleanly the rower transitions from drive to recovery. Both happen faster than conscious thought. Both are trainable. And both separate fast rowers from strong rowers who are slow. At the catch, elite rowers place the blade within 2 degrees of optimal angle and begin force application within 30 milliseconds of entry. At the finish, they extract cleanly without washing out — maintaining blade depth to the last centimeter of the arc. Most club rowers lose 5–10% of their power at each end of the stroke. Flowbase Video Analysis + AI Biomechanics CATCH/FINISH AI-scored catch and finish mechanics across 6 precision parameters. BLADE ENTRY BLADE DEPTH EXTRACTION TIMING Catch-to-Finish Efficiency Entry precision → Force application → Sustained arc → Clean extraction Blade angle and timing Milliseconds to power Sustained pressure No wash, no check

Kleshnev (2010) measured that elite rowers achieve catch-to-force-onset times below 30ms while club rowers average 60–80ms — a delay that costs 3–5% of total drive power. Hase et al. (2004) showed that catch angle consistency

Catch and Finish: Where Speed Is Made and Lost The two moments that define rowing efficiency happen in less than 50 milliseconds each. Here is what elite athletes do differently — and how the AI Coach trains it. Noah Wickliffe, M.S. · Founder, MyoSport Inc. · 7 min

(within 2°) correlated with boat acceleration at r=0.72. At the finish, Hill (2002) documented that “washing out” — losing blade depth in the final 15° of the arc — reduced effective drive length by 8–12%, explaining why strong athletes often produce disappointing boat speed. “The catch and finish are where rowing is actually rowed. Everything between them is just moving mass. Get these two moments right and everything else falls into place.” — Noah Wickliffe, Flowbase Performance Series 30 ms Elite catch-to-force onset r=0.72 Catch consistency to acceleration 8–12% Drive length lost from washout

The AI Coach scores your catch and finish from video analysis — measuring blade angle, entry timing, force onset delay, blade depth maintenance, extraction cleanness, and wash angle. It tracks these metrics over time and prescribes drills specific to whichever end of the stroke needs work. The AI Coach measures your catch and finish with precision no human eye can match — and prescribes the exact corrections that unlock the speed you are leaving in the water. Score Your Stroke Ends Upload a video. The AI scores your catch and finish mechanics in seconds.