How Jack Aker's Power Finesse Ratio Compares to Similar Players

Jack Aker posted a career Power Finesse Ratio of .909, below the relief pitcher average of 1.11 — a level that fell short of typical league production. His best Power Finesse Ratio season came in 1967, posting 1.1, near the relief pitcher average of 1.02 that year. The lowest point came in 1973 at .754, well below the relief pitcher average of 1.02 that year. Output was consistent through the final seasons. The figure moved from .863 in 1972 to .754 in 1973 and .828 in 1974. The consistent output characterized his final seasons. Some season-to-season variance runs through the career line, but the career average fell below league norms across 11 seasons.

Jack Aker Lifetime Power Finesse Ratio

Stats similar to Power Finesse Ratio for Jack Aker
Jack Aker
Power Finesse Ratio
Career0.909
Season Avg.0.909
162 Game Avg.0.909
More InfoSee More

Jack Aker Power Finesse Ratio Per Season

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

Jack Aker Power Finesse Ratio by Team

Jack Aker's career Power Finesse Ratio totals broken down by each team he played for, ordered by when he first joined that team.
Jack Aker career Power Finesse Ratio by team bar chart

Jack Aker Power Finesse Ratio Year-Over-Year Change

A waterfall chart tracking how Jack Aker's career Power Finesse Ratio 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.
Jack Aker Power Finesse Ratio year-over-year waterfall chart

Jack Aker Power Finesse Ratio Distribution vs. Comparable Players

Each box summarizes Jack Aker's seasonal Power Finesse Ratio 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.
Jack Aker Power Finesse Ratio distribution box chart versus comparable players

Jack Aker Power Finesse Ratio — Season-by-Season Breakdown

Every season of Jack Aker's MLB career with Power Finesse Ratio 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.
Jack Aker Power Finesse Ratio season-by-season breakdown table