Blue Notes · Umpire Grade2026-05-15
SD @ SEA
Home plate: Bill Miller
“Textbook top to bottom — a quiet masterclass.”
Umpire Grade
95.6% accurate
Run Favor
runs, SD
ABS Overturns
of 3 reviewed
What this shows — how Bill Miller called the 137 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 131 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
- 1-0.13▼7 · 1-0 ball called strike
Connor Joe vs Adrian Morejon - 2+0.10▲3 · 0-1 strike called ball
Jackson Merrill vs Emerson Hancock - 3-0.10▲4 · 0-1 ball called strike
Xander Bogaerts vs Emerson Hancock
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
3 pitches went to the robots · 0 overturned (ump overruled) · 3 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Freddy Fermin — ump said ball, robot ruled ball: upheld.
- 2Jhonny Pereda — ump said strike, robot ruled strike: upheld.
- 3Freddy Fermin — ump said ball, robot ruled ball: upheld.
Our tracked-rulebook zone matched the ABS ruling on 3 of 3 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.