How Donn Roach's ERA Compares to Similar Players
Donn Roach posted a career ERA of 5.77, well above the relief pitcher average of 3.96 — production that significantly underperformed against league baselines. Across 3 seasons, the ERA arc showed a disappointing start, with limited data making longer-term conclusions premature. With 3 seasons of data, the ERA arc was below league norms — too limited for reliable trend analysis. Significant season-to-season variance characterizes the ERA profile — ranging from 4.75 to 10.8 — though the career average remained well below league norms.
Donn Roach Lifetime ERA and Similar Stats
Stats similar to ERA for Donn Roach
| Donn Roach
ERA | Donn Roach
Component ERA | Donn Roach
Defense Independent ERA |
|---|
| Career | 5.77 | 6.47 | 4.74 |
| Season Avg. | 5.77 | 6.47 | 4.74 |
| 162 Game Avg. | 5.77 | 6.47 | 4.74 |
| More Info | See More | See More | See More |
Donn Roach ERA Per Season
Donn Roach'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.
Donn Roach ERA by Team
Donn Roach's career ERA totals broken down by each team he played for, ordered by when he first joined that team.
Donn Roach ERA Year-Over-Year Change
A waterfall chart tracking how Donn Roach'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.
Donn Roach ERA Distribution vs. Comparable Players
Each box summarizes Donn Roach'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.
Donn Roach ERA — Season-by-Season Breakdown
Every season of Donn Roach'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.
