How John Peters's ERA Compares to Similar Players

John Peters posted a career ERA of .000, well below the league average of 3.83 — a mark that ranked among the best of his era. Across 1 season, the ERA arc showed a promising start, with limited data making longer-term conclusions premature. With 1 season of data, the ERA arc was above league norms — too limited for reliable trend analysis. Some season-to-season variance runs through the career line, but the career average remained well above league norms across 1 season.

John Peters Lifetime ERA and Similar Stats

Stats similar to ERA for John Peters
John Peters
ERA
John Peters
Component ERA
John Peters
Defense Independent ERA
Career05.486
Season Avg.05.486
162 Game Avg.05.486
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John Peters ERA Per Season

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

John Peters ERA by Team

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

John Peters ERA Year-Over-Year Change

A waterfall chart tracking how John Peters'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.
John Peters ERA year-over-year waterfall chart

John Peters ERA Distribution vs. Comparable Players

Each box summarizes John Peters'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.
John Peters ERA distribution box chart versus comparable players

John Peters ERA — Season-by-Season Breakdown

Every season of John Peters'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.
John Peters ERA season-by-season breakdown table