Blue Notes · Umpire Grade2026-05-09
ATH @ BAL
Home plate: Austin Jones
“Down the middle. Both dugouts had the same zone.”
Umpire Grade
94.2% accurate
Run Favor
runs, ATH
ABS Overturns
of 2 reviewed
What this shows — how Austin Jones called the 173 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 163 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▼2 · 1-2 ball called strike
Dylan Beavers vs Aaron Civale - 2+0.23▼3 · 0-2 strike called ball
Adley Rutschman vs Aaron Civale - 3+0.21▲3 · 3-0 strike called ball
Nick Kurtz vs Shane Baz
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
2 pitches went to the robots · 0 overturned (ump overruled) · 2 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Jacob Wilson — ump said strike, robot ruled strike: upheld.
- 2Jacob Wilson — ump said strike, robot ruled strike: upheld.
Our tracked-rulebook zone matched the ABS ruling on 2 of 2 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.