Blue Notes · Umpire Grade2026-05-19
CWS @ SEA
Home plate: Ryan Blakney
“The zone shrank when the pitchers needed it most.”
Umpire Grade
90.4% accurate
Run Favor
runs, CWS
ABS Overturns
of 5 reviewed
What this shows — how Ryan Blakney called the 136 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 123 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+0.69▲8 · 3-2 strike called ball
Tristan Peters vs Luis Castillo - 2+0.39▼2 · 2-2 strike called ball
Colt Emerson vs Anthony Kay - 3-0.28▲9 · 1-2 ball called strike
Luisangel Acuña vs Andrés Muñoz
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
5 pitches went to the robots · 3 overturned (ump overruled) · 2 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Mitch Garver — ump said strike, robot ruled ball: overturned.
- 2Edgar Quero — ump said strike, robot ruled ball: overturned.
- 3Mitch Garver — ump said strike, robot ruled strike: upheld.
- 4Edgar Quero — ump said ball, robot ruled ball: upheld.
- 5Munetaka Murakami — ump said ball, robot ruled strike: overturned.
Our tracked-rulebook zone matched the ABS ruling on 1 of 5 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.