HOME PLATE UMPIRE
Tripp Gibson
Average zone
50% NRFI
8 games tracked
Career Averages
0.991
Zone Factor
19.1
K / Game
8.6
BB / Game
50%
NRFI Rate
Betting Implications
Average-sized zone (0.991x). No significant umpire-driven lean in either direction.
K factor of 1.141 means games called by Tripp Gibson produce 14% more strikeouts than league average. Consider bumping K over confidence.
Season Breakdown
| Season | Games | Zone | K/G | BB/G | NRFI% | K Factor |
|---|---|---|---|---|---|---|
| 2026 | 8 | 0.991 | 19.1 | 8.6 | 50% | 1.141 |
Factor Definitions
Zone Size Factor: Strike zone width relative to league average (1.000). Higher = wider zone, favoring pitchers.
K Factor: Strikeout rate in this umpire's games vs league average. Higher = more Ks.
BB Factor: Walk rate adjustment. Higher = fewer walks (wider zone suppresses walks).
NRFI Rate: % of games with no runs in the first inning. League average is roughly 55%.