Log each plate appearance and see whether the batter is controlling the zone, chasing, missing, or building better counts.
Turn a scorebook into a quick read on zone control, chase risk, swing contact, and count quality.
Discipline score
99Strong zone control
Chase rate
18.2%Chase 2
Whiff rate
18.2%Whiffs 2
Pitches / PA
5Logged PA 5
Record only the signals that change a coaching decision: first pitch, swings, misses, chases, takes, and result.
| PA | Pitcher | Hand | First pitch | Pitches | Swings | Whiffs | Chase | Zone takes | Result | Note | |
|---|---|---|---|---|---|---|---|---|---|---|---|
Score = 100 - chase penalty - whiff penalty - strikeout penalty - zone-take penalty + walk and deep-count credit.
Mark chase only when the pitch was clearly outside the zone.
Use zone takes for hittable strikes the batter chose not to swing at.
Review right-handed and left-handed pitchers separately when a split looks obvious.
Use notes for pitch type, count, or situation so the number has context.
Plate discipline is not just walks. Review chase swings, whiffs, first-pitch counts, zone takes, pitches per plate appearance, strikeouts, and walks together to understand whether a hitter is making good swing decisions.
A chase swing is a swing at a pitch outside the strike zone.
Taking too many hittable strikes can be a different problem from chasing balls.
Yes. Record only the key counts during the game, then add notes after the inning or game.
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