HOME PLATE UMPIRE
Ryan Additon
Slightly wide zone
71% NRFI
7 games tracked
Career Averages
1.080
Zone Factor
21.3
K / Game
8.1
BB / Game
71%
NRFI Rate
Betting Implications
Wide zone (1.080x) means pitchers get more borderline calls. This boosts strikeout props and suppresses walks.
K factor of 1.270 means games called by Ryan Additon produce 27% more strikeouts than league average. Consider bumping K over confidence.
High NRFI rate (71%) suggests first innings are cleaner with Ryan Additon behind the plate. Lean NRFI.
Season Breakdown
| Season | Games | Zone | K/G | BB/G | NRFI% | K Factor |
|---|---|---|---|---|---|---|
| 2026 | 7 | 1.080 | 21.3 | 8.1 | 71% | 1.270 |
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%.