Fever BaseballFor collectors and stat nerdsFuture Value Radar (FVR) · On the record
Blue Notes · Umpire Grade2026-09-25

CHC @ BOS

Home plate: Doug Eddings

“Down the middle. Both dugouts had the same zone.”

B-
Umpire Grade
91.6% accurate
0.8
Run Favor
runs, CHC
2
ABS Overturns
of 5 reviewed

What this shows — how Doug Eddings called the 155 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 142 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: Mickey Gasper — the ump called it a strike, the robot ruled ball (OVERTURNED — ump overruled).1Challenge 2: Mickey Gasper — the ump called it a strike, the robot ruled strike (upheld — ump confirmed).2Challenge 3: Alex Bregman — the ump called it a strike, the robot ruled strike (upheld — ump confirmed).3Challenge 4: Connor Wong — the ump called it a ball, the robot ruled strike (OVERTURNED — ump overruled).4Challenge 5: Connor Wong — the ump called it a ball, the robot ruled ball (upheld — ump confirmed).5
strike called ballball called strikeABS overturnedABS upheld

The calls that moved the game

  1. 1-0.39▼1 · 2-2 ball called strike· challenged ✓
    Mickey Gasper vs Clay Holmes
  2. 2-0.28▲8 · 1-2 ball called strike
    Dansby Swanson vs Raymond Burgos
  3. 3+0.23▲1 · 0-2 strike called ball
    Seiya Suzuki vs Alec Gamboa

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 · 2 overturned (ump overruled) · 3 upheld (ump confirmed). This is the ABS system’s own measurement — Hawk-Eye optical ball-tracking, not our model.

  1. 1Mickey Gasper — ump said strike, robot ruled ball: overturned.
  2. 2Mickey Gasper — ump said strike, robot ruled strike: upheld.
  3. 3Alex Bregman — ump said strike, robot ruled strike: upheld.
  4. 4Connor Wong — ump said ball, robot ruled strike: overturned.
  5. 5Connor Wong — ump said ball, robot ruled ball: upheld.

Our tracked-rulebook zone matched the ABS ruling on 5 of 5 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.

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