Blue Notes · Umpire Grade2026-04-17
KC @ NYY
Home plate: Charlie Ramos
“The robots earned their keep tonight.”
Umpire Grade
95.7% accurate
Run Favor
runs, NYY
ABS Overturns
of 5 reviewed
What this shows — how Charlie Ramos called the 138 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 132 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+0.69▼2 · 3-2 strike called ball
Jazz Chisholm Jr. vs Michael Wacha - 2+0.10▼1 · 0-1 strike called ball
Giancarlo Stanton vs Michael Wacha - 3-0.10▲9 · 0-1 ball called strike
Lane Thomas vs David Bednar
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
5 pitches went to the robots · 5 overturned (ump overruled) · 0 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Salvador Perez — ump said strike, robot ruled ball: overturned.
- 2Salvador Perez — ump said strike, robot ruled ball: overturned.
- 3Cody Bellinger — ump said ball, robot ruled strike: overturned.
- 4Maikel Garcia — ump said ball, robot ruled strike: overturned.
- 5Salvador Perez — ump said strike, robot ruled ball: overturned.
Our tracked-rulebook zone matched the ABS ruling on 1 of 5 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.