Blue Notes · Umpire Grade2026-05-09
LAA @ TOR
Home plate: Malachi Moore
“Off the corner was close enough tonight.”
Umpire Grade
92.6% accurate
Run Favor
runs, LAA
ABS Overturns
of 1 reviewed
What this shows — how Malachi Moore called the 162 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 150 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
- 1-0.21▼5 · 3-0 ball called strike
Addison Barger vs Jack Kochanowicz - 2-0.19▼6 · 2-0 ball called strike
Jesús Sánchez vs Mitch Farris - 3-0.13▲8 · 1-1 ball called strike
Josh Lowe vs Tyler Rogers
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
1 pitch went to the robots · 1 overturned (ump overruled) · 0 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Vaughn Grissom — ump said ball, robot ruled strike: overturned.
Our tracked-rulebook zone matched the ABS ruling on 0 of 1 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.