Fever BaseballFor collectors and stat nerdsFuture Value Radar (FVR) · On the record
Blue Notes · Umpire Grade2026-03-28

BOS @ CIN

Home plate: CB Bucknor

Hawkeye did more talking than the umpire tonight.

C
Umpire Grade
89.2% accurate
1.4
Run Favor
runs, CIN
6
ABS Overturns
of 8 reviewed

What this shows — how CB Bucknor called the 223 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 199 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: Carlos Narváez — the ump called it a ball, the robot ruled ball (upheld — ump confirmed).1Challenge 2: Roman Anthony — the ump called it a strike, the robot ruled ball (OVERTURNED — ump overruled).2Challenge 3: Roman Anthony — the ump called it a strike, the robot ruled strike (upheld — ump confirmed).3Challenge 4: Elly De La Cruz — the ump called it a strike, the robot ruled ball (OVERTURNED — ump overruled).4Challenge 5: Eugenio Suárez — the ump called it a strike, the robot ruled ball (OVERTURNED — ump overruled).5Challenge 6: Eugenio Suárez — the ump called it a strike, the robot ruled ball (OVERTURNED — ump overruled).6Challenge 7: Will Benson — the ump called it a strike, the robot ruled ball (OVERTURNED — ump overruled).7Challenge 8: Will Benson — the ump called it a strike, the robot ruled ball (OVERTURNED — ump overruled).8
strike called ballball called strikeABS overturnedABS upheld

The calls that moved the game

  1. 1-0.694 · 3-2 ball called strike
    Trevor Story vs Brady Singer
  2. 2-0.392 · 2-2 ball called strike
    Jose Trevino vs Sonny Gray
  3. 3-0.395 · 2-2 ball called strike
    Jose Trevino vs Greg Weissert

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

8 pitches went to the robots · 6 overturned (ump overruled) · 2 upheld (ump confirmed). This is the ABS system’s own measurement — Hawk-Eye optical ball-tracking, not our model.

  1. 1Carlos Narváez — ump said ball, robot ruled ball: upheld.
  2. 2Roman Anthony — ump said strike, robot ruled ball: overturned.
  3. 3Roman Anthony — ump said strike, robot ruled strike: upheld.
  4. 4Elly De La Cruz — ump said strike, robot ruled ball: overturned.
  5. 5Eugenio Suárez — ump said strike, robot ruled ball: overturned.
  6. 6Eugenio Suárez — ump said strike, robot ruled ball: overturned.
  7. 7Will Benson — ump said strike, robot ruled ball: overturned.
  8. 8Will Benson — ump said strike, robot ruled ball: overturned.

Our tracked-rulebook zone matched the ABS ruling on 6 of 8 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.

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