HOME PLATE UMPIRE
Cory Blaser
Wide zone
60% NRFI
5 games tracked
Career Averages
1.184
Zone Factor
17.2
K / Game
5.4
BB / Game
60%
NRFI Rate
Betting Implications
Wide zone (1.184x) means pitchers get more borderline calls. This boosts strikeout props and suppresses walks.
Season Breakdown
| Season | Games | Zone | K/G | BB/G | NRFI% | K Factor |
|---|---|---|---|---|---|---|
| 2026 | 5 | 1.184 | 17.2 | 5.4 | 60% | 1.026 |
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%.