Blue Notes · Umpire Grade2026-06-23
ATH @ SF
Home plate: Quinn Wolcott
“The zone stretched its legs.”
Umpire Grade
91.7% accurate
Run Favor
runs, ATH
ABS Overturns
of 3 reviewed
What this shows — how Quinn Wolcott called the 144 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
- 1-0.69▲4 · 3-2 ball called strike
Joey Meneses vs Robbie Ray - 2-0.39▼6 · 2-2 ball called strike· challenged
Matt Chapman vs Mason Barnett - 3+0.30▲5 · 3-1 strike called ball
Max Muncy vs Robbie Ray
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.
- 1Shea Langeliers — ump said ball, robot ruled ball: upheld.
- 2Matt Chapman — ump said strike, robot ruled strike: upheld.
- 3Bryce Eldridge — ump said ball, robot ruled strike: overturned.
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.