Blue Notes · Umpire Grade2026-05-25
COL @ LAD
Home plate: Erich Bacchus
“Nothing off the plate, and not much on the black either.”
Umpire Grade
93.7% accurate
Run Favor
runs, LAD
ABS Overturns
of 3 reviewed
What this shows — how Erich Bacchus called the 126 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 118 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+0.28▼1 · 1-2 strike called ball
Mookie Betts vs Tanner Gordon - 2+0.28▲8 · 1-2 strike called ball
Hunter Goodman vs Will Klein - 3+0.23▼4 · 0-2 strike called ball
Hyeseong Kim vs Tanner Gordon
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
3 pitches went to the robots · 1 overturned (ump overruled) · 2 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Mookie Betts — ump said ball, robot ruled strike: overturned.
- 2Edouard Julien — ump said strike, robot ruled strike: upheld.
- 3Troy Johnston — ump said strike, robot ruled strike: upheld.
Our tracked-rulebook zone matched the ABS ruling on 2 of 3 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.