Blue Notes · Umpire Grade2026-06-03
TEX @ STL
Home plate: Tom Hanahan
“Solid and unspectacular — exactly what the job asks.”
Umpire Grade
96.8% accurate
Run Favor
runs, STL
ABS Overturns
of 5 reviewed
What this shows — how Tom Hanahan called the 156 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 151 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
- 1-0.13▼5 · 1-1 ball called strike
Thomas Saggese vs MacKenzie Gore - 2+0.10▼6 · 0-1 strike called ball
Nelson Velázquez vs Luis Curvelo - 3+0.09▼2 · 0-0 strike called ball
Victor Scott II vs MacKenzie Gore
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.
- 1Kyle Higashioka — ump said strike, robot ruled ball: overturned.
- 2Kyle Higashioka — ump said strike, robot ruled ball: overturned.
- 3Iván Herrera — ump said strike, robot ruled ball: overturned.
- 4Kyle Higashioka — ump said ball, robot ruled ball: upheld.
- 5José Fermín — ump said strike, robot ruled strike: upheld.
Our tracked-rulebook zone matched the ABS ruling on 1 of 5 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.