Keith Petersen

← All umpires (2026)

2
Games
287
Called Pitches
91.64%
Accuracy
69.84%
Consistency (63 shadow-zone)
+0.30
Favor (Home, runs)

Consistency is accuracy on "shadow zone" pitches only — the genuinely borderline calls near the edge of the zone. Favor is the net run-value impact (site's own pitch-level run-expectancy model) of this umpire's missed calls toward home teams across their games this season; positive favors the home team, negative favors visitors.

Accuracy trend (2026-07-08 – 2026-07-31)
94.52% 88.65%
Season Miss-Rate Heatmap

Miss rate by pitch location across every game this umpire worked in 2026, normalized to each batter's own strike zone (0 = bottom of their zone, 1 = top).

0/9 missed (0%) 0/2 missed (0%) 3/5 missed (60%) 1/5 missed (20%) 1/7 missed (14%) 0/4 missed (0%) 1/14 missed (7%) 0/7 missed (0%) 0/7 missed (0%) 0/6 missed (0%) 0/7 missed (0%) 0/5 missed (0%) 3/6 missed (50%) 0/3 missed (0%) 0/3 missed (0%) 3/5 missed (60%) 0/4 missed (0%) 0/5 missed (0%) 3/7 missed (43%) 0/8 missed (0%) 0/7 missed (0%) 0/7 missed (0%) 0/5 missed (0%) 1/6 missed (17%) 1/11 missed (9%) 0/3 missed (0%) 0/6 missed (0%) 0/4 missed (0%) 0/2 missed (0%) 1/6 missed (17%) 1/4 missed (25%) 0/4 missed (0%) 0/4 missed (0%) 0/9 missed (0%) 1/5 missed (20%) 0/3 missed (0%) 2/8 missed (25%) 0/7 missed (0%) 0/6 missed (0%) 0/3 missed (0%) 0/9 missed (0%) 0/2 missed (0%) 0/6 missed (0%) 0/3 missed (0%) 0/3 missed (0%) 2/7 missed (29%) 0/4 missed (0%) 0/9 missed (0%) 0/5 missed (0%) 0/2 missed (0%) 0/2 missed (0%) 0/2 missed (0%)
Miss rate: 0% 100%
Game Log
Date Matchup Called Pitches Correct Accuracy% Missed Strikes Missed Balls Graced Consistency% Favor (Home) Zone Chart
2026-07-08 Chatham Anglers @ Bourne Braves 146 138 94.52% 2 6 10 79.31% +1.47 View →
2026-07-31 Harwich Mariners @ Hyannis Harbor Hawks 141 125 88.65% 2 14 8 61.76% -1.17 View →