How Donn Roach's Defense Independent ERA Compares to Similar Players

Donn Roach posted a career Defense Independent ERA of 4.74, above the relief pitcher average of 4.08 — a level that fell short of typical league production. Across 3 seasons, the Defense Independent ERA arc showed a disappointing start, with limited data making longer-term conclusions premature. With 3 seasons of data, the Defense Independent ERA arc was below league norms — too limited for reliable trend analysis. Significant season-to-season variance characterizes the Defense Independent ERA profile — ranging from 3.3 to 6.38 — though the career average fell below league norms.

Donn Roach Lifetime Defense Independent ERA

Stats similar to Defense Independent ERA for Donn Roach
Donn Roach
Defense Independent ERA
Career4.74
Season Avg.4.74
162 Game Avg.4.74
More InfoSee More

Donn Roach Defense Independent ERA Per Season

Donn Roach's Defense Independent 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 Defense Independent ERA per season line chart

Donn Roach Defense Independent ERA by Team

Donn Roach's career Defense Independent ERA totals broken down by each team he played for, ordered by when he first joined that team.
Donn Roach career Defense Independent ERA by team bar chart

Donn Roach Defense Independent ERA Year-Over-Year Change

A waterfall chart tracking how Donn Roach's career Defense Independent 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 Defense Independent ERA year-over-year waterfall chart

Donn Roach Defense Independent ERA Distribution vs. Comparable Players

Each box summarizes Donn Roach's seasonal Defense Independent 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 Defense Independent ERA distribution box chart versus comparable players

Donn Roach Defense Independent ERA — Season-by-Season Breakdown

Every season of Donn Roach's MLB career with Defense Independent 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.
Donn Roach Defense Independent ERA season-by-season breakdown table