Blue Notes · Umpire Grade2026-07-01
“Reliable as a Tuesday: no complaints, no headlines.”
Umpire Grade
95.3% accurate
Run Favor
runs, ATL
ABS Overturns
of 1 reviewed
What this shows — how Jim Wolf called the 128 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 122 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
- 1-0.13▲4 · 1-1 ball called strike
Lars Nootbaar vs Reynaldo López - 2+0.13▼7 · 1-1 strike called ball
Mike Yastrzemski vs Max Rajcic - 3+0.13▲8 · 1-1 strike called ball
Blaze Jordan vs Dylan Lee
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 the ABS system’s own measurement — Hawk-Eye optical ball-tracking, not our model.
- 1Jimmy Crooks — ump said ball, robot ruled ball: upheld.
Our tracked-rulebook zone matched the ABS ruling on 1 of 1 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.