How Tom Simpson's ERA Compares to Similar Players

Tom Simpson posted a career ERA of 8.0, well above the relief pitcher average of 3.96 — production that significantly underperformed against league baselines. Across 1 season, the ERA arc showed a disappointing start, with limited data making longer-term conclusions premature. With 1 season of data, the 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.

Tom Simpson Lifetime ERA and Similar Stats

Stats similar to ERA for Tom Simpson
Tom Simpson
ERA
Tom Simpson
Component ERA
Tom Simpson
Defense Independent ERA
Career87.276.11
Season Avg.87.276.11
162 Game Avg.87.276.11
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Tom Simpson ERA Per Season

Tom Simpson's 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.
Tom Simpson ERA per season line chart

Tom Simpson ERA by Team

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

Tom Simpson ERA Year-Over-Year Change

A waterfall chart tracking how Tom Simpson's career 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.
Tom Simpson ERA year-over-year waterfall chart

Tom Simpson ERA Distribution vs. Comparable Players

Each box summarizes Tom Simpson's seasonal 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.
Tom Simpson ERA distribution box chart versus comparable players

Tom Simpson ERA — Season-by-Season Breakdown

Every season of Tom Simpson's MLB career with 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.
Tom Simpson ERA season-by-season breakdown table