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RECORD: 0 HIT · 0 MISS · 12 OPEN · FIRST CALL RESOLVES AUG 12
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Blue Notes · Umpire Grade2026-06-12

HOU @ KC

Home plate: Bruce Dreckman

“The Automated Ball-Strike System put in some overtime here.”

B-
Umpire Grade
91.9% accurate
0.9
Run Favor
runs, KC
6
ABS Overturns
of 8 reviewed

What this shows — how Bruce Dreckman called the 198 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 182 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

Challenge 1: Christian Vázquez — the ump called it a ball, the robot ruled ball (upheld — ump confirmed).1Challenge 2: Maikel Garcia — the ump called it a ball, the robot ruled strike (OVERTURNED — ump overruled).2Challenge 3: Salvador Perez — the ump called it a strike, the robot ruled ball (OVERTURNED — ump overruled).3Challenge 4: Salvador Perez — the ump called it a strike, the robot ruled ball (OVERTURNED — ump overruled).4Challenge 5: Isaac Collins — the ump called it a ball, the robot ruled strike (OVERTURNED — ump overruled).5Challenge 6: Jeremy Peña — the ump called it a ball, the robot ruled strike (OVERTURNED — ump overruled).6Challenge 7: Christian Vázquez — the ump called it a strike, the robot ruled ball (OVERTURNED — ump overruled).7Challenge 8: Salvador Perez — the ump called it a ball, the robot ruled ball (upheld — ump confirmed).8
strike called ballball called strikeABS overturnedABS upheld

The calls that moved the game

  1. 1+0.30▼1 · 3-1 strike called ball· challenged
    Bobby Witt Jr. vs Tatsuya Imai
  2. 2+0.20▼4 · 2-1 strike called ball
    Isaac Collins vs AJ Blubaugh
  3. 3-0.19▲7 · 2-0 ball called strike
    Jeremy Peña vs Lucas Erceg

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

8 pitches went to the robots · 6 overturned (ump overruled) · 2 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.

  1. 1Christian Vázquez — ump said ball, robot ruled ball: upheld.
  2. 2Maikel Garcia — ump said ball, robot ruled strike: overturned.
  3. 3Salvador Perez — ump said strike, robot ruled ball: overturned.
  4. 4Salvador Perez — ump said strike, robot ruled ball: overturned.
  5. 5Isaac Collins — ump said ball, robot ruled strike: overturned.
  6. 6Jeremy Peña — ump said ball, robot ruled strike: overturned.
  7. 7Christian Vázquez — ump said strike, robot ruled ball: overturned.
  8. 8Salvador Perez — ump said ball, robot ruled ball: upheld.

Our tracked-rulebook zone matched the ABS ruling on 1 of 8 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.