Greg Booker career ERA
3.89Career Regular Season
Greg Booker has a career ERA of 3.89 over 8 regular seasons.
- Best season on file: 1.64 in 1986.
- Most recent: 13.50 in 1990.
Figures come from ESPN's box scores and were last read on September 23, 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. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 1983 |  SD | 6 | 0 | 1 | 7.71 | 11.2 | 5 | 9 | 2.31 | 0 |
| 1984 | SD | 32 | 1 | 1 | 3.30 | 57.1 | 28 | 27 | 1.64 | 0 |
| 1985 | SD | 17 | 0 | 1 | 6.85 | 22.1 | 7 | 17 | 1.66 | 0 |
| 1986 | SD | 9 | 1 | 0 | 1.64 | 11.0 | 7 | 4 | 1.27 | 0 |
| 1987 | SD | 44 | 1 | 1 | 3.16 | 68.1 | 17 | 30 | 1.35 | 1 |
| 1988 | SD | 34 | 2 | 2 | 3.39 | 63.2 | 43 | 19 | 1.37 | 0 |
| 1989 |  SD/MIN | 17 | 0 | 1 | 4.23 | 27.2 | 11 | 12 | 1.37 | 0 |
| 1990 |  SF | 2 | 0 | 0 | 13.50 | 2.0 | 1 | 0 | 3.50 | 0 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV