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Player

Iván Herrera

STLDHBats RThrows RActive

Season 2026 · as of 2026-09-14. Daily buckets for rates and trends; EV×LA, Decision / Contact / Damage, and 2023+ bat tracking are season grain. Zone heatmaps stay on Location.

Pitches faced

2,727

Chase%

28.0%

Zone swing%

61.5%

Whiff%

18.6%

xwOBA

0.332

Barrel%

5.4%

Hard-hit%

41.1%

Avg EV

89.4 mph

Swing Decision Value

67

Decision

70

Contact

83

Damage

25

Pitches faced
Share of pitches by type.
Plate discipline
Chase (out of zone) vs swing in the zone.
Pitch types faced
Compact rates for the filtered window.
PitchPitchesUsageWhiff%Chase%xwOBA
Four-seam Fastball71526.2%10.9%24.6%0.320
Sinker59021.6%9.0%22.5%0.375
Slider34912.8%30.2%29.7%0.382
Changeup28410.4%29.5%30.9%0.337
Sweeper28410.4%24.2%31.8%0.276
Cutter1997.3%16.8%30.2%0.326
Curveball1816.6%18.1%30.4%0.291
Splitter491.8%38.1%27.3%0.330
Unknown261.0%50.0%
Knuckle Curve240.9%41.7%56.3%0.197
Slurve230.8%45.5%55.6%
Forkball20.1%
Slow Curve10.0%
Batted-ball mix
Ground ball, line drive, fly ball, popup.
Contact quality
Exit velo × launch angle (season). Dashed outline is the approximate barrel region.
Exit velo (mph)Launch angle (deg)5012050-30
Bat speed by pitch type
2023+ bat tracking. Mean bat speed on swings with a measured reading. Combined with the pitch types this hitter actually faced — not a miss-distance table.
Attack angle vs chase
Attack angle from bat-tracking cubes against chase% from pitches faced. Location behavior stays on Location; this is the pitch-type overlay.
Chase trend
Out-of-zone swing rate by game date.
Exit velo trend
Average exit velocity by game date.