About Opposing Batting Average

Opposing batting average is the batting average of players against a pitcher or a team's pitchers. Opposing batting average is calculated by dividing the number of hits allowed by the number of at bats pitched. Generally, for Opposing Batting Average, lower is better. (Source)

Top Athletics Players by Opposing Batting Average

Which Athletics players rank highest in Opposing Batting Average? Below are the top ten by single season and by career totals with the team, requiring at least 50 innings pitched for a season record, or 100 innings pitched for a career record with the team.
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Athletics Opposing Batting Average Per Season

Athletics's Opposing Batting Average for each season of their history, plotted alongside yearly averages for MLB, the American League, and the American League West.
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Athletics Opposing Batting Average Season Distribution vs. MLB and Peers

Each box summarizes Opposing Batting Average across all seasons, comparing the Athletics to MLB as a whole, the American League, and the American League West. The box covers the middle 50% of seasons, the center line is the median, and the whiskers extend to the min and max values.
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Athletics Opposing Batting Average Year-Over-Year Change

A waterfall chart showing how the Athletics's Opposing Batting Average shifted season over season. Each bar represents the change from the previous year, making it easy to spot peak and decline phases.
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Athletics Opposing Batting Average — Season-by-Season Breakdown

Every season of Athletics's history with Opposing Batting Average alongside yearly averages for MLB, the American League, and the American League West. Career totals include sum, average, minimum, maximum, and median.
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