Blue Notes · Umpire Grade2026-05-24
CLE @ PHI
Home plate: Mark Wegner
“Called a fair game and let the players decide it.”
Umpire Grade
93.3% accurate
Run Favor
runs, PHI
ABS Overturns
of 5 reviewed
What this shows — how Mark Wegner called the 150 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 140 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+0.23▼8 · 0-2 strike called ball
Bryson Stott vs Hunter Gaddis - 2+0.20▼7 · 2-1 strike called ball
Trea Turner vs Tim Herrin - 3-0.19▲9 · 2-0 ball called strike
Petey Halpin vs Tanner Banks
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
5 pitches went to the robots · 2 overturned (ump overruled) · 3 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Austin Hedges — ump said ball, robot ruled ball: upheld.
- 2Kyle Schwarber — ump said ball, robot ruled strike: overturned.
- 3Adolis García — ump said strike, robot ruled strike: upheld.
- 4Alec Bohm — ump said strike, robot ruled strike: upheld.
- 5Brayan Rocchio — ump said ball, robot ruled strike: overturned.
Our tracked-rulebook zone matched the ABS ruling on 4 of 5 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.