Once Chourio O27 Index

Expos · percentile rankings vs the league
Player page JSON
Advanced · win value, fielding, second chances
WPA
-0.45
Leverage
0.95
OAA
+6.2
Field Runs
+4.8
BsR
-3.7
XBT%
42.6%
2C Runs
+3.4
R / 2C
+0.140
WP is split by batting half; OAA uses exact fielder credit on outs.
wOBA
0.255
xwOBA
0.326
Luck (wOBA − xwOBA)
-0.071
Exit velocity drives the outcome now, so a positive gap = out-hit his contact quality (lucky); negative = unlucky.

Hitting

vs 520 qualified · 36 batted balls
xwOBA
8
0.326
Avg Exit Velo
28
86.8
Max Exit Velo
14
111.1
Hard-Hit %
8
11.1%
Barrel %
12
2.8%
Sweet-Spot %
37
50.0%
Walk %
64
12.2%
Strikeout %
6
39.2%
Second-Chance %
60
14.9%
RISP-OPS
5
0.510
RISP Cash-In
26
0.327
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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