Blue Notes · Umpire Grade2026-07-07
CHC @ BAL
Home plate: Ramon De Jesus
“The kind of night where the umpire is the least of the story.”
Umpire Grade
94.0% accurate
Run Favor
runs, BAL
ABS Overturns
of 3 reviewed
What this shows — how Ramon De Jesus called the 149 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 140 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▼2 · 3-2 strike called ball
Coby Mayo vs Matthew Boyd - 2+0.39▼2 · 2-2 strike called ball
Blaze Alexander vs Matthew Boyd - 3+0.28▲1 · 1-2 strike called ball
Pete Crow-Armstrong vs Shane Baz
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 · 2 overturned (ump overruled) · 1 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Adley Rutschman — ump said strike, robot ruled ball: overturned.
- 2Miguel Amaya — ump said strike, robot ruled ball: overturned.
- 3Leody Taveras — ump said strike, robot ruled strike: upheld.
Our tracked-rulebook zone matched the ABS ruling on 1 of 3 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.