Blue Notes · Umpire Grade2026-06-30
“If umpiring had a highlight reel, this wouldn't make it. That's the compliment.”
Umpire Grade
97.5% accurate
Run Favor
runs, PHI
ABS Overturns
of 2 reviewed
What this shows — how Alex Tosi called the 119 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 116 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▲8 · 1-1 ball called strike
Ryan O'Hearn vs Jonathan Bowlan - 2+0.13▼8 · 1-1 strike called ball
Bryce Harper vs Brandan Bidois - 3-0.13▼8 · 1-0 ball called strike
J.T. Realmuto vs Brandan Bidois
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 · 0 overturned (ump overruled) · 2 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Henry Davis — ump said ball, robot ruled ball: upheld.
- 2Trea Turner — ump said strike, robot ruled strike: upheld.
Our tracked-rulebook zone matched the ABS ruling on 2 of 2 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.