Fever BaseballFor collectors and stat nerdsFuture Value Radar (FVR) · On the record
Blue Notes · Umpire Grade2026-09-12

TEX @ AZ

Home plate: Chad Fairchild

The zone stretched its legs.

B-
Umpire Grade
91.4% accurate
0.3
Run Favor
runs, TEX
0
ABS Overturns
of 3 reviewed

What this shows — how Chad Fairchild called the 128 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 117 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

Challenge 1: Jake Burger — the ump called it a strike, the robot ruled strike (upheld — ump confirmed).1Challenge 2: Wyatt Langford — the ump called it a strike, the robot ruled strike (upheld — ump confirmed).2Challenge 3: Ryan Waldschmidt — the ump called it a strike, the robot ruled strike (upheld — ump confirmed).3
strike called ballball called strikeABS overturnedABS upheld

The calls that moved the game

  1. 1-0.695 · 3-2 ball called strike
    Jordan Lawlar vs Robert Garcia
  2. 2-0.698 · 3-2 ball called strike
    Wyatt Langford vs Derek Law
  3. 3+0.288 · 1-2 strike called ball
    Jake Burger vs Derek Law

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 the ABS system’s own measurement — Hawk-Eye optical ball-tracking, not our model.

  1. 1Jake Burger — ump said strike, robot ruled strike: upheld.
  2. 2Wyatt Langford — ump said strike, robot ruled strike: upheld.
  3. 3Ryan Waldschmidt — ump said strike, robot ruled strike: 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.

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