ERA

Sean O'Sullivan · Season-by-season history

ERA over time

Sean O'Sullivan — ERA over time Each bar is a recorded season value, grouped by season and coloured by team and competition. Bars extend from zero. Focus or hover over a bar for its exact value. 0 1.45 2.9 4.35 5.8 7.25 2009 2010 2011 2016 2009 · Los Angeles Angels · MLB: 5.92 Los Angeles Angels 2010 · Los Angeles Angels · MLB: 2.08 Los Angeles Angels 2011 · Kansas City Royals · MLB: 7.25 Kansas City Royals 2016 · Boston Red Sox · MLB: 6.75 Boston Red Sox
  • Los Angeles Angels · MLB
  • Kansas City Royals · MLB
  • Boston Red Sox · MLB
SeasonTeamLeagueERA
2016 Boston Red Sox MLB 6.75
2011 Kansas City Royals MLB 7.25
2010 Los Angeles Angels MLB 2.08
2009 Los Angeles Angels MLB 5.92