Blue Notes · Umpire Grade2026-05-27
STL @ MIL
Home plate: Todd Tichenor
“ABS had a long evening on this one.”
Umpire Grade
92.6% accurate
Run Favor
runs, STL
ABS Overturns
of 6 reviewed
What this shows — how Todd Tichenor called the 122 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 113 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▲8 · 3-1 strike called ball· challenged ✓
Iván Herrera vs Aaron Ashby - 2-0.28▼5 · 1-2 ball called strike· challenged ✓
Garrett Mitchell vs Dustin May - 3+0.23▲3 · 0-2 strike called ball
JJ Wetherholt vs Chad Patrick
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 · 6 overturned (ump overruled) · 0 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Pedro Pagés — ump said strike, robot ruled ball: overturned.
- 2Pedro Pagés — ump said strike, robot ruled ball: overturned.
- 3Victor Scott II — ump said ball, robot ruled strike: overturned.
- 4Iván Herrera — ump said ball, robot ruled strike: overturned.
- 5Pedro Pagés — ump said strike, robot ruled ball: overturned.
- 6Bryan Torres — ump said ball, robot ruled strike: overturned.
Our tracked-rulebook zone matched the ABS ruling on 2 of 6 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.