Blue Notes · Umpire Grade2026-06-26
“Corner-to-corner and then some.”
Umpire Grade
90.1% accurate
Run Favor
runs, WSH
ABS Overturns
of 6 reviewed
What this shows — how Alex Tosi called the 152 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 137 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 ball called strike
Leody Taveras vs Zak Kent - 2+0.28▲9 · 1-2 strike called ball
Dylan Crews vs Ryan Helsley - 3-0.21▼4 · 3-0 ball called strike
Jackson Holliday vs Andrew Alvarez
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
6 pitches went to the robots · 4 overturned (ump overruled) · 2 upheld (ump confirmed). This is the ABS system’s own measurement — Hawk-Eye optical ball-tracking, not our model.
- 1Keibert Ruiz — ump said ball, robot ruled strike: overturned.
- 2Blaze Alexander — ump said strike, robot ruled ball: overturned.
- 3Keibert Ruiz — ump said ball, robot ruled strike: overturned.
- 4Keibert Ruiz — ump said ball, robot ruled strike: overturned.
- 5Samuel Basallo — ump said ball, robot ruled ball: upheld.
- 6Tyler O'Neill — ump said strike, robot ruled strike: upheld.
Our tracked-rulebook zone matched the ABS ruling on 3 of 6 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.