Blue Notes · Umpire Grade2026-04-18
SF @ WSH
Home plate: Brennan Miller
“Borderline went to the battery all night.”
Umpire Grade
93.4% accurate
Run Favor
runs, SF
ABS Overturns
of 2 reviewed
What this shows — how Brennan Miller called the 183 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 171 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
- 1-0.23▼4 · 0-2 ball called strike
Drew Millas vs Adrian Houser - 2-0.19▼6 · 2-0 ball called strike
Jorbit Vivas vs Adrian Houser - 3-0.13▲2 · 1-1 ball called strike
Patrick Bailey vs Cade Cavalli
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.
- 1Heliot Ramos — ump said strike, robot ruled strike: upheld.
- 2Casey Schmitt — 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.