Strikeouts per nine innings

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(Redirected from K/9)

Strikeouts per nine innings
Abbreviations K/9, K/9IP
Type Pitching
Components strikeouts, innings pitched
Formula
K / 9 = (K * 9) / IP

Strikeouts per nine innings pitched is a statistic measuring the average number of strikeouts (K) by a pitcher in nine innings pitched (IP).

All Time Leaders
Span Player Total Notes
Career Robbie Ray 11.12
Season Shane Bieber 14.20 2020*
Gerrit Cole 13.82 2019
1000 inning minimum for career
*2020 was shortened to 60 games;
Bieber pitched only 77 1/3 innings