Jack Taylor career ERA

• Best season on file: 1.33 in 1902.
• Most recent: 3.29 in 1907.

Average of 10 regular seasons, 1898 through 1907. Figures come from ESPN's box scores and were last read on September 21, 2026.

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Jack Taylor 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.
1898	CHC	5	5	0	2.20	41.0	11	10	1.02	0
1899	CHC	41	18	21	3.76	354.2	67	84	1.31	0
1900	CHC	28	10	17	2.55	222.1	57	58	1.28	1
1901	CHC	33	13	19	3.36	275.2	68	44	1.40	0
1902	CHC	36	23	11	1.33	324.2	83	43	0.97	1
1903	CHC	37	21	14	2.45	312.1	83	57	1.07	1
1904	STL	41	20	19	2.22	352.0	103	82	1.08	1
1905	STL	37	15	21	3.44	309.0	102	85	1.25	1
1906	STL/CHC	34	20	12	1.99	302.1	61	86	1.11	0
1907	CHC	18	7	5	3.29	123.0	22	33	1.30	0

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