Blue Notes · Umpire Grade2026-05-09
PIT @ SF
Home plate: Jacob Metz
“Borderline went to the battery all night.”
Umpire Grade
89.8% accurate
Run Favor
runs, SF
ABS Overturns
of 5 reviewed
What this shows — how Jacob Metz called the 186 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 167 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▲4 · 2-2 strike called ball
Spencer Horwitz vs Landen Roupp - 2-0.28▲2 · 1-2 ball called strike
Spencer Horwitz vs Landen Roupp - 3+0.21▲1 · 3-0 strike called ball
Ryan O'Hearn vs Landen Roupp
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 · 2 overturned (ump overruled) · 3 upheld (ump confirmed). This is Hawkeye ground truth, no model involved.
- 1Nick Gonzales — ump said strike, robot ruled strike: upheld.
- 2Marcell Ozuna — ump said strike, robot ruled strike: upheld.
- 3Bryce Eldridge — ump said ball, robot ruled strike: overturned.
- 4Eric Haase — ump said ball, robot ruled ball: upheld.
- 5Eric Haase — ump said strike, robot ruled ball: overturned.
Our tracked-rulebook zone matched the ABS ruling on 2 of 5 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.