How Atley Donald's ERA Compares to Similar Players

Atley Donald posted a career ERA of 3.52, near the starting pitcher average of 3.87 — a profile that tracked closely with league norms. His strongest ERA season came in 1945, posting 2.97, below the starting pitcher average of 3.58 that year. The highest point came in 1938 at 5.25, well above the starting pitcher average of 4.32 that year. The ERA trended upward through the final seasons. The figure moved from 4.6 in 1943 to 3.34 in 1944 and 2.97 in 1945. The upward arc continued through his final campaign. Some season-to-season variance runs through the career line, but the career average tracked near league norms across 8 seasons.

Atley Donald Lifetime ERA and Similar Stats

Stats similar to ERA for Atley Donald
Atley Donald
ERA
Atley Donald
Component ERA
Atley Donald
Defense Independent ERA
Career3.523.724.34
Season Avg.3.523.724.34
162 Game Avg.3.523.724.34
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Atley Donald ERA Per Season

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

Atley Donald ERA by Team

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

Atley Donald ERA Year-Over-Year Change

A waterfall chart tracking how Atley Donald'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.
Atley Donald ERA year-over-year waterfall chart

Atley Donald ERA Distribution vs. Comparable Players

Each box summarizes Atley Donald'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.
Atley Donald ERA distribution box chart versus comparable players

Atley Donald ERA — Season-by-Season Breakdown

Every season of Atley Donald'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.
Atley Donald ERA season-by-season breakdown table