Blue Notes · Umpire Grade2026-07-01
NYM @ TOR
Home plate: John Libka
“An honest evening's grade: nothing loud, nothing missed by much.”
Umpire Grade
94.9% accurate
Run Favor
runs, TOR
ABS Overturns
of 1 reviewed
What this shows — how John Libka called the 158 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 150 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+0.39▲6 · 2-2 strike called ball
Juan Soto vs Patrick Corbin - 2+0.19▼1 · 2-0 strike called ball
Alejandro Kirk vs Freddy Peralta - 3+0.13▼3 · 1-1 strike called ball
Alejandro Kirk vs Freddy Peralta
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
1 pitch went to the robots · 0 overturned (ump overruled) · 1 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Alejandro Kirk — ump said strike, robot ruled strike: upheld.
Our tracked-rulebook zone matched the ABS ruling on 0 of 1 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.