Blue Notes · Umpire Grade2026-03-31
WSH @ PHI
Home plate: Marvin Hudson
“The zone stretched its legs.”
Umpire Grade
87.4% accurate
Run Favor
runs, PHI
ABS Overturns
of 3 reviewed
What this shows — how Marvin Hudson called the 135 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 118 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+0.30▼2 · 3-1 strike called ball· challenged
Alec Bohm vs Zack Littell - 2+0.30▲5 · 3-1 strike called ball
Joey Wiemer vs Andrew Painter - 3-0.30▲8 · 3-1 ball called strike
Curtis Mead vs Brad Keller
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
3 pitches went to the robots · 1 overturned (ump overruled) · 2 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Keibert Ruiz — ump said ball, robot ruled ball: upheld.
- 2Luis García Jr. — ump said strike, robot ruled strike: upheld.
- 3Kyle Schwarber — ump said ball, robot ruled strike: overturned.
Our tracked-rulebook zone matched the ABS ruling on 1 of 3 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.