Blue Notes · Umpire Grade2026-05-31
“Solid and unspectacular — exactly what the job asks.”
Umpire Grade
93.6% accurate
Run Favor
runs, ATH
ABS Overturns
of 5 reviewed
What this shows — how Jen Pawol called the 171 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 160 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▼8 · 1-2 strike called ball
Carlos Cortes vs Fernando Cruz - 2+0.23▼1 · 0-2 strike called ball
Zack Gelof vs Will Warren - 3+0.23▲3 · 0-2 strike called ball
Ben Rice vs Michael Kelly
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 · 3 overturned (ump overruled) · 2 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Jonah Heim — ump said strike, robot ruled ball: overturned.
- 2Carlos Cortes — ump said strike, robot ruled strike: upheld.
- 3Jonah Heim — ump said strike, robot ruled ball: overturned.
- 4Austin Wells — ump said strike, robot ruled ball: overturned.
- 5Jonah Heim — ump said ball, robot ruled ball: upheld.
Our tracked-rulebook zone matched the ABS ruling on 2 of 5 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.