How Mike Heydon's Range Factor Compares to Similar Players

Mike Heydon posted a career Range Factor of 5.64, well above the league average of 3.1 — a mark that ranked among the best of his era. His best Range Factor season came in 1905, posting 6.4, well above the league average of 4.32 that year. The lowest point came in 1899 at 2.5, well below the league average of 3.37 that year. Production slipped through the final seasons. The figure moved from 6.4 in 1905 to 5.47 in 1906 and 5.25 in 1907. The decline marked the closing chapter of the career. Significant season-to-season variance characterizes the Range Factor profile — ranging from 2.5 to 6.4 — though the career average remained well above league norms.

Mike Heydon Lifetime Range Factor

Stats similar to Range Factor for Mike Heydon
Mike Heydon
Range Factor
Career5.636
Season Avg.5.636
162 Game Avg.5.636
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Mike Heydon Range Factor Per Season

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

Mike Heydon Range Factor by Team

Mike Heydon's career Range Factor totals broken down by each team he played for, ordered by when he first joined that team.
Mike Heydon career Range Factor by team bar chart

Mike Heydon Range Factor Year-Over-Year Change

A waterfall chart tracking how Mike Heydon's career Range Factor 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.
Mike Heydon Range Factor year-over-year waterfall chart

Mike Heydon Range Factor Distribution vs. Comparable Players

Each box summarizes Mike Heydon's seasonal Range Factor 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.
Mike Heydon Range Factor distribution box chart versus comparable players

Mike Heydon Range Factor — Season-by-Season Breakdown

Every season of Mike Heydon's MLB career with Range Factor 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.
Mike Heydon Range Factor season-by-season breakdown table