Jailen Peguero career ERA
7.50Career Regular Season
Jailen Peguero has a career ERA of 7.50 over 2 regular seasons.
- Best season on file: 4.82 in 2008.
Average of 2 regular seasons, 2007 through 2008. 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. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 2007 |  ARI | 18 | 1 | 0 | 9.20 | 14.2 | 9 | 13 | 2.05 | 0 |
| 2008 | ARI | 7 | 0 | 0 | 4.82 | 9.1 | 5 | 4 | 1.39 | 0 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV