Blue Notes · Umpire Grade2026-04-19
ATL @ PHI
Home plate: D.J. Reyburn
“A workmanlike night — nothing to frame, nothing to fix.”
Umpire Grade
92.9% accurate
Run Favor
runs, PHI
ABS Overturns
of 5 reviewed
What this shows — how D.J. Reyburn called the 170 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 158 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+0.23▲6 · 0-2 strike called ball
Matt Olson vs Kyle Backhus - 2-0.20▲6 · 2-1 ball called strike
Ronald Acuña Jr. vs Chase Shugart - 3-0.19▲6 · 2-0 ball called strike
Ronald Acuña Jr. vs Chase Shugart
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
5 pitches went to the robots · 3 overturned (ump overruled) · 2 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Ozzie Albies — ump said ball, robot ruled strike: overturned.
- 2Rafael Marchán — ump said strike, robot ruled ball: overturned.
- 3Drake Baldwin — ump said ball, robot ruled strike: overturned.
- 4Matt Olson — ump said strike, robot ruled strike: upheld.
- 5Dominic Smith — ump said strike, robot ruled strike: upheld.
Our tracked-rulebook zone matched the ABS ruling on 3 of 5 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.