Blue Notes · Umpire Grade2026-04-12
MIN @ TOR
Home plate: Derek Thomas
“Called a fair game and let the players decide it.”
Umpire Grade
97.4% accurate
Run Favor
runs, TOR
ABS Overturns
of 3 reviewed
What this shows — how Derek Thomas called the 153 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 149 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▲9 · 1-2 ball called strike· challenged
Trevor Larnach vs Jeff Hoffman - 2+0.23▼5 · 0-2 strike called ball
Vladimir Guerrero Jr. vs Taj Bradley - 3+0.13▼1 · 1-0 strike called ball
Jesús Sánchez vs Taj Bradley
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 · 1 overturned (ump overruled) · 2 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Victor Caratini — ump said strike, robot ruled ball: overturned.
- 2James Outman — ump said strike, robot ruled strike: upheld.
- 3Trevor Larnach — ump said strike, robot ruled strike: upheld.
Our tracked-rulebook zone matched the ABS ruling on 1 of 3 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.