Fever BaseballFor collectors and stat nerdsFuture Value Radar (FVR) · On the record
Blue Notes · Umpire Grade2026-08-12

MIL @ SD

Home plate: Alfonso Márquez

The players kept asking for a second opinion — and kept getting one.

A-
Umpire Grade
94.3% accurate
0.0
Run Favor
runs, SD
5
ABS Overturns
of 9 reviewed

What this shows — how Alfonso Márquez called the 194 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 183 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: Gary Sánchez — the ump called it a ball, the robot ruled strike (OVERTURNED — ump overruled).1Challenge 2: Joey Ortiz — the ump called it a strike, the robot ruled strike (upheld — ump confirmed).2Challenge 3: Freddy Fermin — the ump called it a strike, the robot ruled ball (OVERTURNED — ump overruled).3Challenge 4: Freddy Fermin — the ump called it a strike, the robot ruled ball (OVERTURNED — ump overruled).4Challenge 5: Brice Turang — the ump called it a strike, the robot ruled strike (upheld — ump confirmed).5Challenge 6: Freddy Fermin — the ump called it a strike, the robot ruled ball (OVERTURNED — ump overruled).6Challenge 7: Luis Campusano — the ump called it a ball, the robot ruled strike (OVERTURNED — ump overruled).7Challenge 8: Gary Sánchez — the ump called it a ball, the robot ruled ball (upheld — ump confirmed).8Challenge 9: Luis Campusano — the ump called it a ball, the robot ruled ball (upheld — ump confirmed).9
strike called ballball called strikeABS overturnedABS upheld

The calls that moved the game

  1. 1+0.208 · 2-1 strike called ball
    Xander Bogaerts vs Chad Patrick
  2. 2-0.193 · 2-0 ball called strike
    Xander Bogaerts vs Dustin May
  3. 3-0.198 · 2-0 ball called strike
    Xander Bogaerts vs Chad Patrick

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

9 pitches went to the robots · 5 overturned (ump overruled) · 4 upheld (ump confirmed). This is the ABS system’s own measurement — Hawk-Eye optical ball-tracking, not our model.

  1. 1Gary Sánchez — ump said ball, robot ruled strike: overturned.
  2. 2Joey Ortiz — ump said strike, robot ruled strike: upheld.
  3. 3Freddy Fermin — ump said strike, robot ruled ball: overturned.
  4. 4Freddy Fermin — ump said strike, robot ruled ball: overturned.
  5. 5Brice Turang — ump said strike, robot ruled strike: upheld.
  6. 6Freddy Fermin — ump said strike, robot ruled ball: overturned.
  7. 7Luis Campusano — ump said ball, robot ruled strike: overturned.
  8. 8Gary Sánchez — ump said ball, robot ruled ball: upheld.
  9. 9Luis Campusano — ump said ball, robot ruled ball: upheld.

Our tracked-rulebook zone matched the ABS ruling on 3 of 9 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.

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