How Tommy Hanson's ERA Compares to Similar Players

Tommy Hanson posted a career ERA of 3.8, near the starting pitcher average of 3.87 — a profile that tracked closely with league norms. His strongest ERA season came in 2009, posting 2.89, well below the starting pitcher average of 4.35 that year. The highest point came in 2013 at 5.42, well above the starting pitcher average of 3.96 that year. Production slipped through the final seasons. The figure moved from 3.6 in 2011 to 4.48 in 2012 and 5.42 in 2013. The decline marked the closing chapter of the career. Some season-to-season variance runs through the career line, but the career average tracked near league norms across 5 seasons.

Tommy Hanson Lifetime ERA and Similar Stats

Stats similar to ERA for Tommy Hanson
Tommy Hanson
ERA
Tommy Hanson
Component ERA
Tommy Hanson
Defense Independent ERA
Career3.83.723.78
Season Avg.3.83.723.78
162 Game Avg.3.83.723.78
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Tommy Hanson ERA Per Season

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

Tommy Hanson ERA by Team

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

Tommy Hanson ERA Year-Over-Year Change

A waterfall chart tracking how Tommy Hanson'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.
Tommy Hanson ERA year-over-year waterfall chart

Tommy Hanson ERA Distribution vs. Comparable Players

Each box summarizes Tommy Hanson'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.
Tommy Hanson ERA distribution box chart versus comparable players

Tommy Hanson ERA — Season-by-Season Breakdown

Every season of Tommy Hanson'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.
Tommy Hanson ERA season-by-season breakdown table