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Pitcher Lab

A pitch-level explorer over Statcast for one pitcher. Search an arm, set the filters, and read the arsenal: usage, velo and spin, whiff %, strike %, xwOBA against, and hard-hit %. Every number shows the sample (n) behind it. Research and context, you decide.

Merrill Kelly RHP
2023 · CU
331 pitches in sample
Change pitcher
331 Pitches
27.2% Whiff %
63.7% Strike %
.333 xwOBA
50.0% Hard-hit %
Season
Vs batter
Velo band to mph Dates to
Reset all Season and handedness apply on click. Velo / dates apply on “Apply”.

The arsenal

1 pitch type in sample
Pitch Usage n Velo Spin Whiff % Strike % xwOBA Hard-hit %
CU Curveball 100% 331 82.2 2574 27.2% n=136 63.7% .333 n=73 50.0% n=42
ALLoverall 100% 331 82.2 2574 27.2% n=136 63.7% .333 n=73 50.0% n=42
Whiff % = whiffs ÷ swings · Strike % = strikes ÷ pitches · xwOBA = avg expected wOBA on contact · Hard-hit % = 95+ mph ÷ batted balls · n shown on every rate · descriptive context, not a pick