Blue Notes · Umpire Grade2026-05-12
TB @ TOR
Home plate: Chris Segal
“A steady night's work behind the plate.”
Umpire Grade
95.0% accurate
Run Favor
runs, TOR
ABS Overturns
of 4 reviewed
What this shows — how Chris Segal called the 201 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 191 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▼4 · 3-1 ball called strike
Myles Straw vs Shane McClanahan - 2+0.13▼3 · 1-1 strike called ball
Davis Schneider vs Shane McClanahan - 3-0.13▲1 · 1-0 ball called strike
Jonny DeLuca vs Patrick Corbin
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.
- 1Davis Schneider — ump said ball, robot ruled strike: overturned.
- 2Brandon Valenzuela — ump said strike, robot ruled strike: upheld.
- 3Nick Fortes — ump said strike, robot ruled ball: overturned.
- 4Richie Palacios — ump said strike, robot ruled strike: upheld.
Our tracked-rulebook zone matched the ABS ruling on 1 of 4 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.