CHC @ COL
Home plate: David Rackley
“A tilt to the evening — the numbers say which way.”
What this shows — how David Rackley called the 145 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 131 right. Below, only his misses are plotted, alongside every pitch the ABS (Automated Ball-Strike System) reviewed on a challenge.
The zone, as he called it
The calls that moved the game
- 1+0.39▼5 · 2-2 strike called ball· challenged ✓
Edouard Julien vs Ryan Rolison - 2-0.39▲8 · 2-2 ball called strike· challenged
Michael Busch vs Antonio Senzatela - 3-0.30▲8 · 3-1 ball called strike· challenged
Ian Happ vs Antonio Senzatela
Run impact from the count run-value table: a missed strike three is worth far more than one on 3-0.
ABS — the Automated Ball-Strike System
7 pitches went to the robots · 4 overturned (ump overruled) · 3 upheld (ump confirmed). This is the ABS system’s own measurement — Hawk-Eye optical ball-tracking, not our model.
- 1Michael Busch — ump said strike, robot ruled ball: overturned.
- 2Hunter Goodman — ump said ball, robot ruled ball: upheld.
- 3Miguel Amaya — ump said ball, robot ruled strike: overturned.
- 4Hunter Goodman — ump said ball, robot ruled strike: overturned.
- 5Michael Busch — ump said strike, robot ruled ball: overturned.
- 6Michael Busch — ump said strike, robot ruled strike: upheld.
- 7Ian Happ — ump said strike, robot ruled strike: upheld.
Our tracked-rulebook zone matched the ABS ruling on 4 of 7 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.