How Jerry Koosman's OPS Compares to Similar Players
Jerry Koosman posted a career OPS of .292, well below the league average of .719 — production that significantly underperformed against league baselines. His best OPS season came in 1974, posting .480, well below the league average of .696 that year. The lowest point came in 1969 at .106, well below the league average of .701 that year. Production slipped through the final seasons. The figure moved from .228 in 1984 to .199 in 1985. The decline marked the closing chapter of the career. Significant season-to-season variance characterizes the OPS profile — ranging from .106 to .480 — though the career average remained well below league norms.
Jerry Koosman Lifetime OPS
Stats similar to OPS for Jerry Koosman
| Jerry Koosman
OPS |
|---|
| Career | 0.292 |
| Season Avg. | 0.292 |
| 162 Game Avg. | 0.292 |
| More Info | See More |
Jerry Koosman OPS Per Season
Jerry Koosman's OPS for each season of his MLB career, plotted against that year's league average. Switch between comparisons — National League, Hall of Fame, SP, North America, or players born in the same country — to see how he stacked up year by year.
Jerry Koosman OPS by Team
Jerry Koosman's career OPS totals broken down by each team he played for, ordered by when he first joined that team.
Jerry Koosman OPS Year-Over-Year Change
A waterfall chart tracking how Jerry Koosman's career OPS 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.
Jerry Koosman OPS Distribution vs. Comparable Players
Each box summarizes Jerry Koosman's seasonal OPS 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.
Jerry Koosman OPS — Season-by-Season Breakdown
Every season of Jerry Koosman's MLB career with OPS 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.
