Blue Notes · Umpire Grade2026-04-13
“The zone leaned, and the ledger noticed.”
Umpire Grade
93.8% accurate
Run Favor
runs, CLE
ABS Overturns
of 4 reviewed
What this shows — how Jim Wolf called the 194 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 182 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▲8 · 3-1 strike called ball· challenged ✓
Daniel Schneemann vs Gordon Graceffo - 2+0.23▲9 · 0-2 strike called ball· challenged ✓
Rhys Hoskins vs Ryan Fernandez - 3-0.19▼9 · 2-0 ball called strike
Alec Burleson vs Cade Smith
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 · 3 overturned (ump overruled) · 1 upheld (ump confirmed). This is the ABS system’s own measurement — Hawk-Eye optical ball-tracking, not our model.
- 1Austin Hedges — ump said ball, robot ruled strike: overturned.
- 2Pedro Pagés — ump said ball, robot ruled strike: overturned.
- 3Thomas Saggese — ump said strike, robot ruled strike: upheld.
- 4Pedro Pagés — ump said ball, robot ruled strike: 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.