Blue Notes · Umpire Grade2026-06-12
TB @ LAA
Home plate: Chris Guccione
“The zone kept its promises.”
Umpire Grade
97.2% accurate
Run Favor
runs, TB
ABS Overturns
of 4 reviewed
What this shows — how Chris Guccione called the 108 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 105 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+0.09▲3 · 0-0 strike called ball
Jonathan Aranda vs Sam Aldegheri - 2+0.09▲4 · 0-0 strike called ball
Austin Slater vs Sam Aldegheri - 3+0.09▼5 · 0-0 strike called ball
Oswald Peraza vs Mason Englert
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
4 pitches went to the robots · 4 overturned (ump overruled) · 0 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Nick Fortes — ump said strike, robot ruled ball: overturned.
- 2Logan O'Hoppe — ump said strike, robot ruled ball: overturned.
- 3Logan O'Hoppe — ump said strike, robot ruled ball: overturned.
- 4Jonathan Aranda — ump said ball, robot ruled strike: overturned.
Our tracked-rulebook zone matched the ABS ruling on 0 of 4 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.