Blue Notes · Umpire Grade2026-04-15
SEA @ SD
Home plate: Bill Miller
“A steady night's work behind the plate.”
Umpire Grade
93.0% accurate
Run Favor
runs, SEA
ABS Overturns
of 5 reviewed
What this shows — how Bill Miller called the 172 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 160 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+0.20▼4 · 2-1 strike called ball
Jackson Merrill vs Emerson Hancock - 2+0.13▲1 · 1-1 strike called ball
Cal Raleigh vs Randy Vásquez - 3+0.13▲6 · 1-1 strike called ball
Leo Rivas vs Ron Marinaccio
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
5 pitches went to the robots · 3 overturned (ump overruled) · 2 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Luis Campusano — ump said strike, robot ruled ball: overturned.
- 2Leo Rivas — ump said ball, robot ruled strike: overturned.
- 3Manny Machado — ump said strike, robot ruled strike: upheld.
- 4Randy Arozarena — ump said strike, robot ruled strike: upheld.
- 5Luis Campusano — ump said strike, robot ruled ball: overturned.
Our tracked-rulebook zone matched the ABS ruling on 2 of 5 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.