Blue Notes · Umpire Grade2026-04-03
PHI @ COL
Home plate: Jansen Visconti
“The kind of night where the umpire is the least of the story.”
Umpire Grade
96.1% accurate
Run Favor
runs, PHI
ABS Overturns
of 4 reviewed
What this shows — how Jansen Visconti called the 155 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 149 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
- 1-0.39▼2 · 2-2 ball called strike
Ezequiel Tovar vs Aaron Nola - 2-0.39▼2 · 2-2 ball called strike
Brenton Doyle vs Aaron Nola - 3-0.28▼9 · 1-2 ball called strike
Willi Castro vs Zach Pop
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.
- 1Hunter Goodman — ump said strike, robot ruled ball: overturned.
- 2Hunter Goodman — ump said strike, robot ruled strike: upheld.
- 3Adolis García — ump said ball, robot ruled strike: overturned.
- 4Hunter Goodman — 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.