Blue Notes · Umpire Grade2026-05-02
LAD @ STL
Home plate: Nestor Ceja
“The kind of night where the umpire is the least of the story.”
Umpire Grade
94.2% accurate
Run Favor
runs, LAD
ABS Overturns
of 2 reviewed
What this shows — how Nestor Ceja called the 156 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 147 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
strike called ballball called strikeABS overturnedABS upheld
The calls that moved the game
- 1+0.23▲6 · 0-2 strike called ball
Freddie Freeman vs Michael McGreevy - 2+0.20▲7 · 2-1 strike called ball
Max Muncy vs Ryne Stanek - 3+0.20▲8 · 2-1 strike called ball
Shohei Ohtani vs JoJo Romero
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
2 pitches went to the robots · 1 overturned (ump overruled) · 1 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Iván Herrera — ump said strike, robot ruled ball: overturned.
- 2Iván Herrera — ump said ball, robot ruled ball: upheld.
Our tracked-rulebook zone matched the ABS ruling on 1 of 2 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.