Jack Katoll career ERA
3.32Career Regular Season
Jack Katoll has a career ERA of 3.32 over 4 regular seasons.
| GP: Games the player appeared in, however briefly. | W: Games in which this pitcher was credited with the win. | L: Games in which this pitcher was charged with the loss. | ERA: Earned runs allowed per nine innings pitched — lower is better. Under 3.00 is excellent. | IP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs. | K: Batters this pitcher struck out. | BB: Times the batter reached first base on four balls. | WHIP: Walks and hits allowed per inning pitched — lower is better. Around 1.00 is elite. | SV: Games finished by protecting a narrow lead to the last out. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 1898 |  CHC | 2 | 0 | 1 | 0.82 | 11.0 | 3 | 1 | 0.82 | 0 |
| 1899 | CHC | 2 | 1 | 1 | 6.00 | 18.0 | 1 | 4 | 1.17 | 0 |
| 1901 |  CHW | 27 | 11 | 10 | 2.81 | 208.0 | 59 | 53 | 1.37 | 0 |
| 1902 |  CHW/NYY | 16 | 5 | 10 | 3.99 | 124.0 | 27 | 32 | 1.68 | 0 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV
- Best season on file: 0.82 in 1898.
- Most recent: 3.99 in 1902.
Average of 4 regular seasons, 1898 through 1902. Figures come from ESPN's box scores and were last read on November 1, 2026.