Aurelio Lopez career ERA

• Best season on file: 2.41 in 1979.
• Most recent: 4.50 in 1987.

Average of 11 regular seasons, 1974 through 1987. Figures come from ESPN's box scores and were last read on September 22, 2026.

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Aurelio Lopez career ERA, 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.
1974	KC	8	0	0	5.63	16.0	5	10	1.94	0
1978	STL	25	4	2	4.29	65.0	46	32	1.29	0
1979	DET	61	10	5	2.41	127.0	106	51	1.15	21
1980	DET	67	13	6	3.77	124.0	97	45	1.37	21
1981	DET	29	5	2	3.64	81.2	53	31	1.24	3
1982	DET	19	3	1	5.27	41.0	26	19	1.46	3
1983	DET	57	9	8	2.81	115.1	90	49	1.18	18
1984	DET	71	10	1	2.94	137.2	94	52	1.17	14
1985	DET	51	3	7	4.80	86.1	53	41	1.42	5
1986	HOU	45	3	3	3.46	78.0	44	25	1.14	7
1987	HOU	26	2	1	4.50	38.0	21	12	1.34	1

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