Blue Notes · Umpire Grade2026-06-03
COL @ LAA
Home plate: Chad Fairchild
“If it was close, it was a strike. The hitters noticed.”
Umpire Grade
93.5% accurate
Run Favor
runs, LAA
ABS Overturns
of 6 reviewed
What this shows — how Chad Fairchild called the 169 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 158 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+0.69▼7 · 3-2 strike called ball
Mike Trout vs Seth Halvorsen - 2+0.39▲8 · 2-2 strike called ball
Troy Johnston vs Ryan Zeferjahn - 3-0.28▼2 · 1-2 ball called strike
Wade Meckler vs Michael Lorenzen
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
6 pitches went to the robots · 4 overturned (ump overruled) · 2 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Logan O'Hoppe — ump said strike, robot ruled ball: overturned.
- 2Hunter Goodman — ump said strike, robot ruled ball: overturned.
- 3Sterlin Thompson — ump said strike, robot ruled strike: upheld.
- 4Nick Madrigal — ump said ball, robot ruled strike: overturned.
- 5Willi Castro — ump said strike, robot ruled strike: upheld.
- 6Vaughn Grissom — ump said ball, robot ruled strike: overturned.
Our tracked-rulebook zone matched the ABS ruling on 2 of 6 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.