Blue Notes · Umpire Grade2026-06-24
CHC @ NYM
Home plate: Stu Scheurwater
“Borderline went to the battery all night.”
Umpire Grade
94.6% accurate
Run Favor
runs, CHC
ABS Overturns
of 2 reviewed
What this shows — how Stu Scheurwater called the 166 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 157 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▼7 · 3-1 ball called strike
Carson Benge vs Hoby Milner - 2+0.13▲1 · 1-1 strike called ball
Michael Busch vs Sean Manaea - 3-0.13▼7 · 1-1 ball called strike
Eric Wagaman vs Hoby Milner
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.
- 1Francisco Alvarez — ump said strike, robot ruled ball: overturned.
- 2Francisco Alvarez — ump said ball, robot ruled ball: upheld.
Our tracked-rulebook zone matched the ABS ruling on 0 of 2 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.