Blue Notes · Umpire Grade2026-06-26
“Solid and unspectacular — exactly what the job asks.”
Umpire Grade
94.4% accurate
Run Favor
runs, TOR
ABS Overturns
of 5 reviewed
What this shows — how Jim Wolf called the 162 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 153 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▲7 · 1-2 ball called strike
Josh Jung vs Spencer Miles - 2+0.20▼3 · 2-1 strike called ball
Brandon Valenzuela vs Nathan Eovaldi - 3+0.13▲2 · 1-1 strike called ball
Josh Jung vs Patrick Corbin
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 · 1 overturned (ump overruled) · 4 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Kyle Higashioka — ump said strike, robot ruled ball: overturned.
- 2Brandon Valenzuela — ump said strike, robot ruled strike: upheld.
- 3Josh Jung — ump said strike, robot ruled strike: upheld.
- 4Brandon Valenzuela — ump said ball, robot ruled ball: upheld.
- 5Alejandro Osuna — ump said strike, robot ruled strike: upheld.
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.