Luis DeLeon career ERA
3.12Career Regular Season
Luis DeLeon has a career ERA of 3.12 over 7 regular seasons.
- Best season on file: 2.03 in 1982.
- Most recent: 2.25 in 1989.
Average of 7 regular seasons, 1981 through 1989. Figures come from ESPN's box scores and were last read on September 22, 2026.
| 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. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 1981 |  STL | 10 | 0 | 1 | 2.35 | 15.1 | 8 | 3 | 0.91 | 0 |
| 1982 |  SD | 61 | 9 | 5 | 2.03 | 102.0 | 60 | 16 | 0.91 | 15 |
| 1983 | SD | 63 | 6 | 6 | 2.68 | 111.0 | 90 | 27 | 1.05 | 13 |
| 1984 | SD | 32 | 2 | 2 | 5.48 | 42.2 | 44 | 12 | 1.31 | 0 |
| 1985 | SD | 29 | 0 | 3 | 4.19 | 38.2 | 31 | 10 | 1.27 | 3 |
| 1987 |  BAL | 11 | 0 | 2 | 4.79 | 20.2 | 13 | 8 | 1.31 | 1 |
| 1989 |  SEA | 1 | 0 | 0 | 2.25 | 4.0 | 2 | 1 | 1.50 | 0 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV