Fever BaseballFor collectors and stat nerdsFuture Value Radar (FVR) · On the record
Blue Notes · Umpire Grade2026-08-07

TOR @ PHI

Home plate: John Tumpane

A busy night for the machines in the truck.

B-
Umpire Grade
91.3% accurate
1.1
Run Favor
runs, PHI
5
ABS Overturns
of 8 reviewed

What this shows — how John Tumpane called the 185 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 169 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: Alejandro Kirk — the ump called it a strike, the robot ruled ball (OVERTURNED — ump overruled).1Challenge 2: Alejandro Kirk — the ump called it a strike, the robot ruled strike (upheld — ump confirmed).2Challenge 3: Alejandro Kirk — the ump called it a ball, the robot ruled ball (upheld — ump confirmed).3Challenge 4: Trea Turner — the ump called it a ball, the robot ruled strike (OVERTURNED — ump overruled).4Challenge 5: Bryce Harper — the ump called it a ball, the robot ruled strike (OVERTURNED — ump overruled).5Challenge 6: J.T. Realmuto — the ump called it a ball, the robot ruled ball (upheld — ump confirmed).6Challenge 7: Bryce Harper — the ump called it a ball, the robot ruled strike (OVERTURNED — ump overruled).7Challenge 8: J.T. Realmuto — the ump called it a ball, the robot ruled strike (OVERTURNED — ump overruled).8
strike called ballball called strikeABS overturnedABS upheld

The calls that moved the game

  1. 1+0.399 · 2-2 strike called ball
    Luis Arraez vs Tyler Rogers
  2. 2-0.304 · 3-1 ball called strike
    Alejandro Kirk vs Zack Wheeler
  3. 3+0.204 · 2-1 strike called ball
    Alejandro Kirk vs Zack Wheeler

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

  1. 1Alejandro Kirk — ump said strike, robot ruled ball: overturned.
  2. 2Alejandro Kirk — ump said strike, robot ruled strike: upheld.
  3. 3Alejandro Kirk — ump said ball, robot ruled ball: upheld.
  4. 4Trea Turner — ump said ball, robot ruled strike: overturned.
  5. 5Bryce Harper — ump said ball, robot ruled strike: overturned.
  6. 6J.T. Realmuto — ump said ball, robot ruled ball: upheld.
  7. 7Bryce Harper — ump said ball, robot ruled strike: overturned.
  8. 8J.T. Realmuto — ump said ball, robot ruled strike: overturned.

Our tracked-rulebook zone matched the ABS ruling on 4 of 8 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.

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