Blue Notes · Umpire Grade2026-05-20
ATL @ MIA
Home plate: Lance Barrett
“Down the middle. Both dugouts had the same zone.”
Umpire Grade
93.6% accurate
Run Favor
runs, MIA
ABS Overturns
of 2 reviewed
What this shows — how Lance Barrett called the 125 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 117 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▲2 · 3-0 ball called strike
Mike Yastrzemski vs Janson Junk - 2+0.13▲3 · 1-1 strike called ball
Matt Olson vs Janson Junk - 3-0.13▲9 · 1-1 ball called strike
Sandy León vs Javier Sanoja
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 · 1 overturned (ump overruled) · 1 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Liam Hicks — ump said strike, robot ruled ball: overturned.
- 2Austin Riley — ump said strike, robot ruled strike: upheld.
Our tracked-rulebook zone matched the ABS ruling on 1 of 2 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.