Blue Notes · Umpire Grade2026-07-17
TEX @ ATL
Home plate: Chris Conroy
“Down the middle. Both dugouts had the same zone.”
Umpire Grade
92.9% accurate
Run Favor
runs, TEX
ABS Overturns
of 2 reviewed
What this shows — how Chris Conroy called the 155 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 144 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+0.30▼5 · 3-1 strike called ball
Dominic Smith vs Emiliano Teodo - 2+0.23▲1 · 0-2 strike called ball
Brandon Nimmo vs Chris Sale - 3-0.19▼8 · 2-0 ball called strike
Joey Bart vs Kyle Higashioka
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 · 1 overturned (ump overruled) · 1 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Elias Díaz — ump said strike, robot ruled ball: overturned.
- 2Matt Olson — ump said strike, robot ruled strike: upheld.
Our tracked-rulebook zone matched the ABS ruling on 1 of 2 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.