Blue Notes · Umpire Grade2026-04-06
“Nothing that'll trend, and on this beat that's a compliment.”
Umpire Grade
93.8% accurate
Run Favor
runs, DET
ABS Overturns
of 5 reviewed
What this shows — how Rob Drake called the 194 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 182 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▼5 · 2-2 ball called strike
Matt Wallner vs Casey Mize - 2+0.23▼8 · 0-2 strike called ball
Kody Clemens vs Brant Hurter - 3-0.19▲4 · 2-0 ball called strike
Gleyber Torres 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 · 1 overturned (ump overruled) · 4 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Trevor Larnach — ump said strike, robot ruled strike: upheld.
- 2Spencer Torkelson — ump said strike, robot ruled strike: upheld.
- 3Josh Bell — ump said strike, robot ruled strike: upheld.
- 4Casey Mize — ump said strike, robot ruled ball: overturned.
- 5Colt Keith — ump said strike, robot ruled strike: upheld.
Our tracked-rulebook zone matched the ABS ruling on 4 of 5 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.