Wen-pin Chiu O27 Index

Beijing Transit · percentile rankings vs the league
Player page JSON
Advanced · win value, fielding, second chances
WPA
+0.37
Leverage
1.0
OAA
+3.7
Field Runs
+0.1
BsR
-0.7
XBT%
55.8%
2C Runs
-0.4
R / 2C
-2.488
WP is split by batting half; OAA uses exact fielder credit on outs.
wOBA
0.764
xwOBA
0.735
Luck (wOBA − xwOBA)
+0.029
Exit velocity drives the outcome now, so a positive gap = out-hit his contact quality (lucky); negative = unlucky.

Hitting

vs 509 qualified · 29 batted balls
xwOBA
82
0.735
Avg Exit Velo
84
97.0
Max Exit Velo
38
119.0
Hard-Hit %
74
41.4%
Barrel %
45
10.3%
Sweet-Spot %
46
55.2%
Walk %
73
12.8%
Strikeout %
87
7.7%
Second-Chance %
68
2.6%
RISP-OPS
86
1.680
RISP Cash-In
80
0.640
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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