Blue Notes · Umpire Grade2026-03-27
ATH @ TOR
Home plate: Marvin Hudson
“A workmanlike night — nothing to frame, nothing to fix.”
Umpire Grade
94.2% accurate
Run Favor
runs, TOR
ABS Overturns
of 1 reviewed
What this shows — how Marvin Hudson called the 121 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 114 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
- 1-0.20▲5 · 2-1 ball called strike
Lawrence Butler vs Kevin Gausman - 2-0.19▲4 · 2-0 ball called strike
Shea Langeliers vs Kevin Gausman - 3+0.13▲5 · 1-1 strike called ball
Lawrence Butler vs Kevin Gausman
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.
- 1Alejandro Kirk — ump said strike, robot ruled ball: 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.