Blue Notes · Umpire Grade2026-03-29
LAA @ HOU
Home plate: Brennan Miller
“Tonight's zone had a rooting interest.”
Umpire Grade
95.8% accurate
Run Favor
runs, HOU
ABS Overturns
of 4 reviewed
What this shows — how Brennan Miller called the 213 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 204 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▼8 · 2-2 strike called ball
Isaac Paredes vs Drew Pomeranz - 2+0.30▼1 · 3-1 strike called ball
Yordan Alvarez vs Jack Kochanowicz - 3+0.20▼2 · 2-1 strike called ball
Carlos Correa vs Jack Kochanowicz
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 · 2 overturned (ump overruled) · 2 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Mike Trout — ump said strike, robot ruled strike: upheld.
- 2Mike Trout — ump said ball, robot ruled strike: overturned.
- 3Mike Trout — ump said ball, robot ruled strike: overturned.
- 4Christian Vázquez — ump said ball, robot ruled ball: upheld.
Our tracked-rulebook zone matched the ABS ruling on 2 of 4 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.