Description Usage Arguments Details Value Note Author(s) References See Also Examples
ERA is a basic metric used to describe a pitchers ability to prevent runs.
1 | era(er, ip)
|
er |
Earned Runs |
ip |
Innings Pitched |
ERA is not a perfect indicator of pitcher skill. It is highly defense dependent.
Returns a numerical value equal to (9*er)/ip
Innings Pitched (IP) is commonly reported with .1 indicating 1/3 of an inning and .2 indicating 2/3 of an inning. In order for this function to be accurate, please change the decimal to .333 for 1/3 of an inning and .666 for 2/3 of an inning.
Fernando Crema, Peter Xenopoulos
http://www.fangraphs.com/library/pitching/era/
whip,fip,xfip
1 2 3 4 5 6 7 8 9 10 11 |
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.