Blue Notes · Umpire Grade2026-06-19
MIL @ ATL
Home plate: Tom Hanahan
“A steady night's work behind the plate.”
Umpire Grade
94.8% accurate
Run Favor
runs, MIL
ABS Overturns
of 3 reviewed
What this shows — how Tom Hanahan called the 135 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 128 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+0.39▲7 · 2-2 strike called ball
Joey Ortiz vs Dylan Lee - 2-0.23▲3 · 0-2 ball called strike
Cooper Pratt vs Martín Pérez - 3+0.13▲7 · 1-1 strike called ball
Christian Yelich vs Dylan Lee
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
3 pitches went to the robots · 0 overturned (ump overruled) · 3 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1William Contreras — ump said ball, robot ruled ball: upheld.
- 2Eli White — ump said strike, robot ruled strike: upheld.
- 3Austin Riley — ump said strike, robot ruled strike: upheld.
Our tracked-rulebook zone matched the ABS ruling on 2 of 3 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.