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Player

Hayden Birdsong

SFPBats RThrows RActive

Season 2025 · as of 2025-09-28.

Pitches

1,195

CSW%

26.3%

Whiff%

25.5%

Avg velo

90.6 mph

Usage
Share of pitches by type.
Velocity
Average release speed by game date.
Movement
Average Savant pfx_x / pfx_z (inches).
Release
Average release side and height (feet).
Pitch types
Compact rates for the filtered window.
PitchPitchesUsageVeloSpinCSW%Whiff%
Four-seam Fastball52744.1%95.5 mph2,404 rpm23.1%17.6%
Slider29124.4%88.9 mph2,385 rpm29.2%27.7%
Changeup20116.8%88.7 mph1,318 rpm24.9%36.4%
Curveball15513.0%80.3 mph2,822 rpm34.2%36.0%
Slurve201.7%84.7 mph2,651 rpm20.0%22.2%
Unknown10.1%0.0%
Split path
Mean trajectories from release to the plate. Tunnel paths are season-long; date, count, and inning filters stay on the charts above.
Tunnel Score
Pairwise release, decision-point, and plate separation. Open a row to plot that pair.
PairTunnel ScoreRelease sepDecision sepPlate sepPair N
Changeup / Slider0.5630.22 ft0.34 ft0.73 ft201
Changeup / Four-seam Fastball0.4430.28 ft1.48 ft1.40 ft201
Four-seam Fastball / Slider0.3660.19 ft1.25 ft0.83 ft291
Curveball / Four-seam Fastball0.2920.11 ft3.17 ft1.35 ft155
Curveball / Slider0.1980.19 ft1.94 ft0.53 ft155
Changeup / Curveball0.1790.35 ft1.85 ft0.48 ft155