How Mike Kelly's Component ERA Compares to Similar Players

Mike Kelly posted a career Component ERA of 6.8, well above the relief pitcher average of 3.96 — production that significantly underperformed against league baselines. Across 1 season, the Component ERA arc showed a disappointing start, with limited data making longer-term conclusions premature. With 1 season of data, the Component ERA arc was below league norms — too limited for reliable trend analysis. Some season-to-season variance runs through the career line, but the career average remained well below league norms across 1 season.

Mike Kelly Lifetime Component ERA

Stats similar to Component ERA for Mike Kelly
Mike Kelly
Component ERA
Career6.8
Season Avg.6.8
162 Game Avg.6.8
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Mike Kelly Component ERA Per Season

Mike Kelly's Component ERA for each season of his MLB career, plotted against that year's league average. Switch between comparisons — National League, Hall of Fame, RP, North America, or players born in the same country — to see how he stacked up year by year.
Mike Kelly Component ERA per season line chart

Mike Kelly Component ERA by Team

Mike Kelly's career Component ERA totals broken down by each team he played for, ordered by when he first joined that team.
Mike Kelly career Component ERA by team bar chart

Mike Kelly Component ERA Year-Over-Year Change

A waterfall chart tracking how Mike Kelly's career Component ERA shifted from season to season. Each bar represents the change added to his career total that year, making peak and decline phases easy to spot.
Mike Kelly Component ERA year-over-year waterfall chart

Mike Kelly Component ERA Distribution vs. Comparable Players

Each box summarizes Mike Kelly's seasonal Component ERA alongside a selected comparison group across all seasons he played. The box covers the middle 50% of seasons, the center line is the median, and the whiskers extend to the min and max. A tighter box means more consistency; a higher median means more output. Use the selector to switch comparison groups.
Mike Kelly Component ERA distribution box chart versus comparable players

Mike Kelly Component ERA — Season-by-Season Breakdown

Every season of Mike Kelly's MLB career with Component ERA alongside league, Hall of Fame, positional, birth region, and country-of-birth averages for that year. Career totals include sum, average, min, max, and median.

Note: A dash (—) means no qualifying players existed in that comparison group for that season. Most commonly this happens for the Hall of Fame group.
Mike Kelly Component ERA season-by-season breakdown table