postrace
adjective
post·race ˌpōst-ˈrās 
: occurring after a race
a postrace interview
the postrace awards ceremony
Example Sentences
Recent Examples on the Web Sun was not made available for a news conference because he was stuck in a routine, postrace drug test. 
Karen Crouse, New York Times, 23 July 2019
Karen Crouse, New York Times, 23 July 2019 Word History
First Known Use
1909, in the meaning defined above