Blue Notes · Umpire Grade2026-04-08
BAL @ CWS
Home plate: Willie Traynor
“A workmanlike night — nothing to frame, nothing to fix.”
Umpire Grade
94.9% accurate
Run Favor
runs, CWS
ABS Overturns
of 4 reviewed
What this shows — how Willie Traynor called the 197 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 187 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
- 1-0.21▼5 · 3-0 ball called strike
Tristan Peters vs Kyle Bradish - 2-0.20▼1 · 2-1 ball called strike
Miguel Vargas vs Kyle Bradish - 3+0.20▲3 · 2-1 strike called ball
Gunnar Henderson vs Sean Burke
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
4 pitches went to the robots · 2 overturned (ump overruled) · 2 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Gunnar Henderson — ump said strike, robot ruled strike: upheld.
- 2Coby Mayo — ump said strike, robot ruled strike: upheld.
- 3Reese McGuire — ump said strike, robot ruled ball: overturned.
- 4Reese McGuire — ump said strike, robot ruled ball: overturned.
Our tracked-rulebook zone matched the ABS ruling on 2 of 4 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.