BAL @ HOU
Home plate: Chris Segal
“Solid and unspectacular — exactly what the job asks.”
What this shows — how Chris Segal called the 172 pitches that were taken (no swing), graded against the tracked rulebook strike zone. He got 165 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
The calls that moved the game
- 1+0.69▲4 · 3-2 strike called ball· challenged
Colton Cowser vs Hunter Brown - 2+0.13▼1 · 1-1 strike called ball
Jose Altuve vs Brandon Young - 3-0.13▲8 · 1-1 ball called strike
Jackson Holliday vs Kai-Wei Teng
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 the ABS system’s own measurement — Hawk-Eye optical ball-tracking, not our model.
- 1Yainer Diaz — ump said strike, robot ruled ball: overturned.
- 2Yainer Diaz — ump said strike, robot ruled ball: overturned.
- 3Nick Allen — ump said ball, robot ruled strike: overturned.
- 4Yainer Diaz — ump said ball, robot ruled ball: upheld.
- 5Yainer Diaz — ump said ball, robot ruled ball: upheld.
Our tracked-rulebook zone matched the ABS ruling on 1 of 5 — a zone-definition gap (ABS grades a standardized, height-based zone), not our error.