Tony Mullane career ERA

• Best season on file: 1.88 in 1882.
• Most recent: 6.59 in 1894.

Average of 13 regular seasons, 1881 through 1894. Figures come from ESPN's box scores and were last read on September 22, 2026.

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Tony Mullane 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.
1881	—	5	1	4	4.91	44.0	7	17	1.64	0
1882	—	55	30	24	1.88	460.1	170	78	1.08	0
1883	STL	53	35	15	2.19	460.2	191	74	0.97	1
1884	—	67	36	26	2.52	567.0	325	89	1.01	0
1886	CIN	63	33	27	3.70	529.2	250	166	1.26	0
1887	CIN	48	31	17	3.24	416.1	97	121	1.29	0
1888	CIN	44	26	16	2.84	380.1	186	75	1.09	1
1889	CIN	33	11	9	2.99	220.0	112	89	1.40	5
1890	CIN	25	12	10	2.24	209.0	91	96	1.30	1
1891	CIN	51	23	26	3.23	426.1	124	187	1.35	0
1892	CIN	37	21	13	2.59	295.0	109	127	1.18	1
1893	—	49	18	22	4.44	367.0	95	189	1.62	2
1894	—	25	7	11	6.59	155.2	46	100	1.93	4

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