Blue Notes · Umpire Grade2026-04-08
ATL @ LAA
Home plate: Vic Carapazza
“Pitchers found a little extra real estate.”
Umpire Grade
90.8% accurate
Run Favor
runs, LAA
ABS Overturns
of 4 reviewed
What this shows — how Vic Carapazza called the 164 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 149 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
strike called ballball called strikeABS overturnedABS upheld
The calls that moved the game
- 1-0.28▼3 · 1-2 ball called strike
Yoán Moncada vs Grant Holmes - 2-0.28▲6 · 1-2 ball called strike
Ozzie Albies vs Ryan Zeferjahn - 3-0.28▼8 · 1-2 ball called strike
Yoán Moncada vs José Suarez
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
4 pitches went to the robots · 1 overturned (ump overruled) · 3 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Logan O'Hoppe — ump said ball, robot ruled strike: overturned.
- 2Ronald Acuña Jr. — ump said strike, robot ruled strike: upheld.
- 3Mauricio Dubón — ump said strike, robot ruled strike: upheld.
- 4Logan O'Hoppe — ump said ball, robot ruled ball: upheld.
Our tracked-rulebook zone matched the ABS ruling on 2 of 4 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.