Blue Notes · Umpire Grade2026-09-14
“The grade leaned — the ledger says which way.”
Umpire Grade
92.2% accurate
Run Favor
runs, CWS
ABS Overturns
of 7 reviewed
What this shows — how Nic Lentz called the 180 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 166 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
- 1-0.30▼5 · 3-1 ball called strike
Travis Bazzana vs Sean Burke - 2-0.30▼6 · 3-1 ball called strike
Brayan Rocchio vs Sean Burke - 3+0.23▲6 · 0-2 strike called ball· challenged
Munetaka Murakami vs Daniel Espino
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 · 4 overturned (ump overruled) · 3 upheld (ump confirmed). This is the ABS system’s own measurement — Hawk-Eye optical ball-tracking, not our model.
- 1Kyle Teel — ump said ball, robot ruled strike: overturned.
- 2Patrick Bailey — ump said ball, robot ruled ball: upheld.
- 3Patrick Bailey — ump said ball, robot ruled strike: overturned.
- 4Kyle Teel — ump said ball, robot ruled strike: overturned.
- 5Patrick Bailey — ump said ball, robot ruled strike: overturned.
- 6Patrick Bailey — ump said ball, robot ruled ball: upheld.
- 7Kyle Teel — ump said ball, robot ruled ball: upheld.
Our tracked-rulebook zone matched the ABS ruling on 5 of 7 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.