Fever BaseballFor collectors and stat nerdsFuture Value Radar (FVR) · On the record
Blue Notes · Umpire Grade2026-09-14

ATL @ CHC

Home plate: Paul Clemons

“A few too many trips to the challenge cart.”

B-
Umpire Grade
91.8% accurate
0.1
Run Favor
runs, CHC
5
ABS Overturns
of 7 reviewed

What this shows — how Paul Clemons called the 158 pitches that were taken (no swing), graded against the tracked rulebook strike zone, or, on a pitch the ABS (Automated Ball-Strike System) reviewed on a challenge, against its ruling. 145 were right. Below, only the misses are plotted, alongside every challenged pitch.

The zone, as he called it

Challenge 1: Carson Kelly — the ump called it a ball, the robot ruled strike (OVERTURNED — ump overruled).1Challenge 2: Sean Murphy — the ump called it a ball, the robot ruled strike (OVERTURNED — ump overruled).2Challenge 3: Sean Murphy — the ump called it a ball, the robot ruled strike (OVERTURNED — ump overruled).3Challenge 4: Carson Kelly — the ump called it a ball, the robot ruled strike (OVERTURNED — ump overruled).4Challenge 5: Sean Murphy — the ump called it a ball, the robot ruled strike (OVERTURNED — ump overruled).5Challenge 6: Sean Murphy — the ump called it a ball, the robot ruled ball (upheld — ump confirmed).6Challenge 7: Carson Kelly — the ump called it a ball, the robot ruled ball (upheld — ump confirmed).7
strike called ballball called strikeABS overturnedABS upheld

The calls that moved the game

  1. 1+0.39▼4 · 2-2 strike called ball· challenged ✓
    Seiya Suzuki vs AJ Smith-Shawver
  2. 2+0.21▲8 · 3-0 strike called ball
    Matt Olson vs Ryan Rolison
  3. 3+0.20▲3 · 2-1 strike called ball
    Ronald Acuña Jr. vs David Peterson

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

7 pitches went to the robots · 5 overturned (ump overruled) · 2 upheld (ump confirmed). This is the ABS system’s own measurement — Hawk-Eye optical ball-tracking, not our model.

  1. 1Carson Kelly — ump said ball, robot ruled strike: overturned.
  2. 2Sean Murphy — ump said ball, robot ruled strike: overturned.
  3. 3Sean Murphy — ump said ball, robot ruled strike: overturned.
  4. 4Carson Kelly — ump said ball, robot ruled strike: overturned.
  5. 5Sean Murphy — ump said ball, robot ruled strike: overturned.
  6. 6Sean Murphy — ump said ball, robot ruled ball: upheld.
  7. 7Carson Kelly — ump said ball, robot ruled ball: upheld.

Our tracked-rulebook zone matched the ABS ruling on 7 of 7 — a zone-definition gap (ABS grades a standardized, height-based zone). Where the two disagree, the umpire is graded on the ABS ruling.

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