Blue Notes · Umpire Grade2026-03-29
PIT @ NYM
Home plate: Ramon De Jesus
“The grade leaned — the ledger says which way.”
Umpire Grade
93.3% accurate
Run Favor
runs, NYM
ABS Overturns
of 4 reviewed
What this shows — how Ramon De Jesus called the 194 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 181 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▲5 · 3-2 ball called strike
Bryan Reynolds vs Nolan McLean - 2+0.39▼10 · 2-2 strike called ball
Francisco Lindor vs José Urquidy - 3+0.23▼6 · 0-2 strike called ball
Brett Baty vs Yohan Ramírez
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
4 pitches went to the robots · 2 overturned (ump overruled) · 2 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Luis Torrens — ump said strike, robot ruled ball: overturned.
- 2Henry Davis — ump said strike, robot ruled ball: overturned.
- 3Oneil Cruz — ump said strike, robot ruled strike: upheld.
- 4Bo Bichette — ump said strike, robot ruled strike: upheld.
Our tracked-rulebook zone matched the ABS ruling on 2 of 4 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.