Jon Perlman ERA in 1988

• 2nd-best of Jon Perlman's 3 seasons on file; the best is 3.97 in 1987.
• Up 1.52 from 3.97 in 1987.

Figures come from ESPN's box scores and were last read on September 22, 2026.

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Jon Perlman ERA in 1988, season by season

Season↓	Team↓	GP↓iGP: Games the player appeared in, however briefly.	W↓iW: Games in which this pitcher was credited with the win.	L↓iL: Games in which this pitcher was charged with the loss.	ERA↓iERA: Earned runs allowed per nine innings pitched — lower is better. Under 3.00 is excellent.	IP↓iIP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs.	K↓iK: Batters this pitcher struck out.	BB↓iBB: Times the batter reached first base on four balls.	WHIP↓iWHIP: Walks and hits allowed per inning pitched — lower is better. Around 1.00 is elite.	SV↓iSV: Games finished by protecting a narrow lead to the last out.
1985	CHC	6	1	0	11.42	8.2	4	8	2.08	0
1987	SF	10	0	0	3.97	11.1	3	4	1.32	0
1988	CLE	10	0	2	5.49	19.2	10	11	1.83	0

What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV