Blue Notes · Umpire Grade2026-05-12
“Reliable as a Tuesday: no complaints, no headlines.”
Umpire Grade
93.2% accurate
Run Favor
runs, SEA
ABS Overturns
of 6 reviewed
What this shows — how Jim Wolf called the 147 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 137 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▲4 · 0-2 strike called ball· challenged ✓
Randy Arozarena vs Tatsuya Imai - 2-0.20▲5 · 2-1 ball called strike
J.P. Crawford vs Jayden Murray - 3+0.13▲9 · 1-1 strike called ball
Luke Raley vs AJ Blubaugh
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
6 pitches went to the robots · 3 overturned (ump overruled) · 3 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Cal Raleigh — ump said strike, robot ruled ball: overturned.
- 2Christian Vázquez — ump said ball, robot ruled ball: upheld.
- 3Randy Arozarena — ump said ball, robot ruled strike: overturned.
- 4Cam Smith — ump said strike, robot ruled strike: upheld.
- 5Dominic Canzone — ump said ball, robot ruled strike: overturned.
- 6Cal Raleigh — ump said ball, robot ruled ball: upheld.
Our tracked-rulebook zone matched the ABS ruling on 3 of 6 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.