About Range Factor

Range factor is a metric that shows how often a defensive player records a putout or assist per inning played. It is calculated by dividing chances accepted by innings played for a player or team over a given period of time. Generally, for Range Factor, higher is better. (Source)

Top Chicago Pirates Players by Range Factor

Which Chicago Pirates players rank highest in Range Factor? 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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Chicago Pirates Range Factor Per Season

Chicago Pirates's Range Factor for each season of their history, plotted alongside yearly averages for MLB, the Players' League, and the Players' League.
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Chicago Pirates Range Factor Season Distribution vs. MLB and Peers

Each box summarizes Range Factor across all seasons, comparing the Chicago Pirates to MLB as a whole, the Players' League, and the Players' League. 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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Chicago Pirates Range Factor Year-Over-Year Change

A waterfall chart showing how the Chicago Pirates's Range Factor 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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Chicago Pirates Range Factor — Season-by-Season Breakdown

Every season of Chicago Pirates's history with Range Factor alongside yearly averages for MLB, the Players' League, and the Players' League. Career totals include sum, average, minimum, maximum, and median.
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