Blue Notes · Umpire Grade2026-04-11
MIN @ TOR
Home plate: Tom Hanahan
“A workmanlike night — nothing to frame, nothing to fix.”
Umpire Grade
94.3% accurate
Run Favor
runs, TOR
ABS Overturns
of 5 reviewed
What this shows — how Tom Hanahan called the 140 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 132 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+0.20▼1 · 2-1 strike called ball
George Springer vs Joe Ryan - 2-0.10▲1 · 0-1 ball called strike
Austin Martin vs Eric Lauer - 3+0.10▼1 · 0-1 strike called ball
Vladimir Guerrero Jr. vs Joe Ryan
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 · 4 overturned (ump overruled) · 1 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Brandon Valenzuela — ump said strike, robot ruled ball: overturned.
- 2Brandon Valenzuela — ump said strike, robot ruled ball: overturned.
- 3Austin Martin — ump said ball, robot ruled strike: overturned.
- 4Davis Schneider — ump said strike, robot ruled strike: upheld.
- 5Vladimir Guerrero Jr. — ump said ball, robot ruled strike: overturned.
Our tracked-rulebook zone matched the ABS ruling on 0 of 5 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.