Blue Notes · Umpire Grade2026-06-24
CHC @ NYM
Home plate: Austin Jones
“The zone showed up, did the job, and went home. Ideal.”
Umpire Grade
96.5% accurate
Run Favor
runs, NYM
ABS Overturns
of 4 reviewed
What this shows — how Austin Jones called the 169 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
- 1-0.39▼3 · 2-2 ball called strike
Luis Torrens vs Javier Assad - 2-0.28▲1 · 1-2 ball called strike
Seiya Suzuki vs Nolan McLean - 3-0.23▲1 · 0-2 ball called strike
Pete Crow-Armstrong vs Nolan McLean
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 · 1 overturned (ump overruled) · 3 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Mark Vientos — ump said strike, robot ruled strike: upheld.
- 2Miguel Amaya — ump said strike, robot ruled ball: overturned.
- 3Pete Crow-Armstrong — ump said strike, robot ruled strike: upheld.
- 4Marcus Semien — ump said strike, robot ruled strike: upheld.
Our tracked-rulebook zone matched the ABS ruling on 3 of 4 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.