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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
2023-25 · vs RHB · SL
1139 pitches in sample
Change pitcher
1139 Pitches
31.4% Whiff %
59.5% Strike %
.344 xwOBA
41.4% 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 %
SL Slider 100% 1139 84.9 2455 31.4% n=516 59.5% .344 n=298 41.4% n=215
ALLoverall 100% 1139 84.9 2455 31.4% n=516 59.5% .344 n=298 41.4% n=215
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