Blue Notes · Umpire Grade2026-05-08
NYY @ MIL
Home plate: Alan Porter
“You had to throw it down Broadway to get the call.”
Umpire Grade
93.0% accurate
Run Favor
runs, NYY
ABS Overturns
of 4 reviewed
What this shows — how Alan Porter called the 142 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 132 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 strike called ball
Austin Wells vs Jacob Misiorowski - 2+0.23▼2 · 0-2 strike called ball
Gary Sánchez vs Max Fried - 3-0.13▼4 · 1-1 ball called strike· challenged ✓
Brice Turang vs Max Fried
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 · 2 overturned (ump overruled) · 2 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Max Fried — ump said ball, robot ruled ball: upheld.
- 2Austin Wells — ump said strike, robot ruled ball: overturned.
- 3Jackson Chourio — ump said strike, robot ruled strike: upheld.
- 4William Contreras — ump said strike, robot ruled ball: overturned.
Our tracked-rulebook zone matched the ABS ruling on 4 of 4 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.