Yu-cheng Chang O27 Index

Kimchaek Owls · percentile rankings vs the league
Player page JSON
Advanced · win value, fielding, second chances
WPA
+1.50
Leverage
1.33
OAA
+4.5
Field Runs
+0.1
BsR
+0.5
XBT%
46.2%
WP is split by batting half; OAA uses exact fielder credit on outs.
wOBA
0.496
xwOBA
0.528
Luck (wOBA − xwOBA)
-0.032
Exit velocity drives the outcome now, so a positive gap = out-hit his contact quality (lucky); negative = unlucky.

Hitting

vs 563 qualified · 21 batted balls
xwOBA
52
0.528
Avg Exit Velo
20
86.6
Max Exit Velo
20
111.8
Hard-Hit %
7
9.5%
Barrel %
47
9.5%
Sweet-Spot %
71
61.9%
Walk %
13
3.7%
Strikeout %
67
11.1%
Second-Chance %
23
0.0%
RISP-OPS
32
1.000
RISP Cash-In
28
0.353
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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