Tom Knuppel - Baseball Spotlight

March 31, 2023

Latest From Baseball Spotlight

[ March 28, 2023 ] Top 5 Greatest MLB Left Fielders of All Time MLB
[ March 28, 2023 ] Three Rule Changes For the 2023 MLB Season MLB
[ March 28, 2023 ] Top 100 Prospects – Starting 2023 MLB
[ March 27, 2023 ] Why The World Baseball Classic Was Amazing For Baseball MLB
[ March 26, 2023 ] Top 5 Greatest MLB Right Fielders of All Time History

Defensive Efficiency Ratio (DER)

April 5, 2021 Tom Knuppel

What is Defensive Efficiency Ratio (DER)? Defensive Efficiency Ratio is the percentage of ball in play that a defense convert into outs/ The formula for Defensive Efficiency Ratio is: 1 – ((H + ROE – […]