Julius Kemp O27 Index

Yankees · percentile rankings vs the league
Player page JSON
Advanced · win value, fielding, second chances
WPA
+1.66
Leverage
1.16
WPA (pit)
+0.02
Leverage
0.63
OAA
-3.5
Field Runs
-2.7
BsR
-2.7
XBT%
41.4%
2C Runs
+0.6
R / 2C
-0.080
WP is split by batting half; OAA uses exact fielder credit on outs.
wOBA
0.386
xwOBA
0.406
Luck (wOBA − xwOBA)
-0.020
Exit velocity drives the outcome now, so a positive gap = out-hit his contact quality (lucky); negative = unlucky.

Hitting

vs 514 qualified · 58 batted balls
xwOBA
27
0.406
Avg Exit Velo
30
87.2
Max Exit Velo
93
119.0
Hard-Hit %
54
29.3%
Barrel %
43
8.6%
Sweet-Spot %
13
41.4%
Walk %
7
4.7%
Strikeout %
15
32.6%
Second-Chance %
38
10.5%
RISP-OPS
28
0.900
RISP Cash-In
38
0.400
Red = elite, blue = poor. Hitting bars rank batted-ball quality; pitching bars rank contact suppressed (so a low EV-against or Barrel% is elite). Cuts are calibrated to O27's exit-velocity distribution, not MLB's.
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