lowest era by a pitcher after turning 40 minimum 25 games

Dalier Hinojosa had the lowest ERA when pitching in 25+ games, with an ERA of 1.51.

	NAME	ERA	G	W	L	W%	GS	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Dalier Hinojosa D. Hinojosa	1.51	29	2	1	.667	0	31	0	0	0	35.2	25	6	7	2	14	1	9	1	146	1	7.82	3.53	2.21	0.50	21.2	9.6	1.09	.235	1.77	37	3.38	83	6.31	2.6
2	Al Spalding A. Spalding	1.78	65	48	12	.800	61	41	53	8	1	539.2	559	107	238	6	26		4		2,272	1	0.68	0.43	1.58	0.10	1.8	1.1	1.08		3.97	74	2.38	99	9.32	9.6
3	Ed Walsh E. Walsh	1.82	430	195	126	.607	315	1,736	250	57	35	2964.1	2,346	598	873	23	617	52	105		11,413	76	5.27	1.87	2.81	0.07	15.2	5.4	1.00	.259	2.65	69	2.02	79	7.12	164.3
4	Emmanuel Clase E. Clase	1.86	351	20	23	.465	1	336	0	0	174	344.1	259	71	106	14	67	8	284	10	1,359	18	8.78	1.75	5.01	0.37	24.7	4.9	0.95	.262	2.77	45	2.39	58	6.77	66.8
5	Paul Skenes P. Skenes	1.89	38	15	9	.625	38	267	1	0	0	229.0	154	48	53	15	54	8	0	0	879	3	10.49	2.12	4.94	0.59	30.4	6.1	0.91	.260	2.08	45	2.45	61	6.05	40.1
6	Addie Joss A. Joss	1.89	286	160	97	.623	260	920	234	45	5	2327.0	1,888	488	730	19	364	58	22		8,891	28	3.56	1.41	2.53	0.07	10.3	4.1	0.97	.248	2.82	70	2.25	86	7.30	88.8
7	Jim Devlin J. Devlin	1.89	129	65	60	.520	129	263	127	9	0	1181.0	1,183	248	597	7	78		0		4,896	34	2.00	0.59	3.37	0.05	5.4	1.6	1.07		4.55	67	2.35	84	9.02	88.9
8	Mike Hinckley M. Hinckley	1.93	28	0	0		0	12	0	0	0	23.1	16	5	6	1	14	2	3	0	93	1	4.63	5.40	0.86	0.39	12.9	15.1	1.29	.234	2.31	46	4.69	109	6.17	-0.9
9	Cade Smith C. Smith	2.00	108	8	3	.727	0	153	0	0	4	108.0	75	24	26	1	28	5	7	1	424	1	12.75	2.33	5.46	0.08	36.1	6.6	0.95	.312	2.17	51	1.33	33	6.25	32.7
10	Félix Bautista F. Bautista	2.02	146	12	7	.632	0	230	0	0	62	151.1	81	34	40	13	66	3	98	1	593	10	13.68	3.93	3.48	0.77	38.8	11.1	0.97	.242	2.38	51	2.60	65	4.82	24.1
11	Jack Pfiester J. Pfiester	2.02	149	71	44	.617	128	503	75	17	0	1067.1	869	240	365	6	293	39	12		4,236	16	4.24	2.47	1.72	0.05	11.9	6.9	1.09	.254	3.08	77	2.32	86	7.33	44.3
12	Joe Wood J. Wood	2.03	225	117	57	.672	158	989	121	28	10	1434.1	1,138	324	497	10	421	49	56		5,640	43	6.21	2.64	2.35	0.06	17.5	7.5	1.09	.270	3.12	70	2.26	78	7.14	105.8
13	Mordecai Brown M. Brown	2.06	481	239	130	.648	332	1,375	271	55	49	3172.1	2,708	725	1,044	43	673	61	138		12,422	61	3.90	1.91	2.04	0.12	11.1	5.4	1.07	.259	2.96	71	2.42	83	7.68	161.9
14	Chick Brandom C. Brandom	2.08	32	3	1	.750	4	44	2	0	3	108.0	101	25	53	0	29	3	20		415	1	3.67	2.42	1.52	0.00	10.6	7.0	1.20	.298	4.42	74	2.36	87	8.42	3.8
15	Mike Crudale M. Crudale	2.09	71	3	1	.750	1	60	0	0	0	73.1	55	17	19	4	32	2	20	3	306	4	7.36	3.93	1.88	0.49	19.6	10.5	1.19	.245	2.33	51	3.44	82	6.75	6
16	John Ward J. Ward	2.10	293	164	103	.614	262	920	245	24	3	2469.2	2,324	576	1,185	26	253		32		10,164	144	3.35	0.92	3.64	0.09	9.1	2.5	1.04		4.32	82	2.43	96	8.47	9.1
17	Christy Mathewson C. Mathewson	2.13	636	373	188	.665	552	2,507	435	79	30	4788.2	4,219	1,135	1,620	89	848	59	73		18,913	115	4.71	1.59	2.96	0.17	13.3	4.5	1.06	.268	3.04	75	2.26	76	7.93	363
18	Rube Waddell R. Waddell	2.16	407	193	143	.574	340	2,316	261	50	5	2961.1	2,460	711	1,063	37	803	115	54		11,717	74	7.04	2.44	2.88	0.11	19.8	6.9	1.10	.287	3.23	75	2.03	71	7.48	262
19	Walter Johnson W. Johnson	2.17	802	417	279	.599	666	3,509	531	110	34	5914.1	4,913	1,424	1,902	97	1,363	205	127		23,405	154	5.34	2.07	2.57	0.15	15.0	5.8	1.06	.264	2.89	68	2.42	76	7.48	472.8
20	Brant Hurter B. Hurter	2.17	31	8	2	.800	4	73	0	0	2	83.0	62	20	22	7	16	4	4	2	324	0	7.92	1.73	4.56	0.76	22.5	4.9	0.94	.246	2.39	55	3.17	79	6.72	7.9
21	Glenn Liebhardt G. Liebhardt	2.17	90	36	35	.507	66	280	49	7	2	612.2	543	148	225	3	183	14	23		2,419	21	4.11	2.69	1.53	0.04	11.6	7.6	1.18	.278	3.31	89	2.27	98	7.98	1.6
22	Mellie Wolfgang M. Wolfgang	2.18	77	15	14	.517	27	111	15	3	0	326.0	268	79	115	3	95	4	37		1,269	3	3.06	2.62	1.17	0.08	8.7	7.5	1.11	.251	3.17	79	2.72	97	7.40	3
23	Devin Williams D. Williams	2.20	271	29	12	.707	0	408	0	0	77	262.0	152	64	81	16	124	14	111	3	1,067	15	14.02	4.26	3.29	0.55	38.2	11.6	1.05	.269	2.78	53	2.42	57	5.22	52.8
24	Carson Smith C. Smith	2.21	108	4	6	.400	0	129	0	0	14	102.0	74	25	27	4	34	7	31	4	415	6	11.38	3.00	3.79	0.35	31.1	8.2	1.06	.290	2.38	55	2.32	58	6.53	19.3
25	Mariano Rivera M. Rivera	2.21	1,115	82	60	.577	10	1,173	0	0	652	1283.2	998	315	340	71	286	46	952	41	5,103	13	8.22	2.01	4.10	0.50	23.0	5.6	1.00	.263	2.38	49	2.76	61	7.00	246.7