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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.

Jack Flaherty RHP
2024 · vs LHB
1599 pitches in sample
Change pitcher
1599 Pitches
26.9% Whiff %
62.8% Strike %
.293 xwOBA
33.5% 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

6 pitch types in sample
Pitch Usage n Velo Spin Whiff % Strike % xwOBA Hard-hit %
FF Four-seam 43% 691 93.3 2249 14.1% n=276 65.3% .334 n=176 37.8% n=119
SL Slider 26% 411 84.6 2464 34.0% n=215 66.4% .284 n=118 38.7% n=75
KC Knuckle-curve 25% 393 77.4 2420 38.5% n=179 60.6% .235 n=87 19.7% n=61
CH Changeup 4% 69 85.7 1592 5.6% n=18 33.3% .221 n=9 22.2% n=9
UN Unknown 2% 24 · · 62.5% n=8 66.7% .000 n=3 n=0
SI Sinker 1% 11 91.5 2063 33.3% n=3 27.3% .377 n=2 50.0% n=2
ALLoverall 100% 1599 86.7 2316 26.9% n=699 62.8% .293 n=395 33.5% n=266
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