Otto Hess career ERA

• Best season on file: 1.67 in 1904.
• Most recent: 3.86 in 1915.

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

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Otto Hess 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.
1902	CLE	7	2	4	5.98	43.2	13	23	2.06	0
1904	CLE	21	8	7	1.67	151.1	64	31	1.09	0
1905	CLE	26	10	15	3.16	213.2	109	72	1.17	0
1906	CLE	43	20	17	1.83	333.2	167	85	1.08	3
1907	CLE	17	6	6	2.89	93.1	36	37	1.30	1
1908	CLE	4	0	0	5.14	7.0	2	1	1.71	0
1912	ATL	33	12	17	3.76	254.0	80	90	1.42	0
1913	ATL	29	7	17	3.83	218.1	80	70	1.38	0
1914	ATL	14	5	6	3.03	89.0	24	33	1.37	1
1915	ATL	4	0	1	3.86	14.0	5	6	1.57	0

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