lowest era- *tbf/ip by a player in a season with 70 ip

Emmanuel Clase has the lowest ERA- * total batters faced per inning pitched with 70.0+ innings pitched in a season, with 55.34 in 2024.

Interpreted as:

Lowest era- *tbf/ip by a player in a season with 70 or more ip

	NAME	ERA-*TBF/IP	IP	ERA-	TBF	SEASON	TM	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	H	ER	R	HR	BB	HBP	GF	IBB	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	FIP	FIP-	H/9	PRAA
1	Emmanuel Clase E. Clase	55.34	74.1	15	270	2024	CLE	74	4	2	.667	0	0.61	66	0	0	47	39	5	10	2	10	2	66	1	2	7.99	1.21	6.60	0.24	24.4	3.7	0.66	.195	1.21	2.22	55	4.72	15.2
2	Fernando Rodney F. Rodney	58.73	74.2	16	282	2012	TBR	76	2	2	.500	0	0.60	76	0	0	48	43	5	9	2	15	3	65	1	4	9.16	1.81	5.07	0.24	27.0	5.3	0.78	.220	1.08	2.12	52	5.18	16.2
3	Dennis Eckersley D. Eckersley	59.09	73.1	17	262	1990	OAK	63	4	2	.667	0	0.61	73	0	0	48	41	5	9	2	4	0	61	1	0	8.96	0.49	18.25	0.25	27.9	1.5	0.61	.213	1.10	1.33	35	5.03	20.6
4	Blake Treinen B. Treinen	75.1	80.1	19	315	2018	OAK	68	9	2	.818	0	0.78	100	0	0	38	46	7	12	2	21	1	58	3	6	11.20	2.35	4.76	0.22	31.7	6.7	0.83	.230	1.34	1.81	44	5.15	21
5	Koji Uehara K. Uehara	92.78	74.1	26	265	2013	BOS	73	4	1	.800	0	1.09	101	0	0	21	33	9	10	5	9	1	40	2	1	12.23	1.09	11.22	0.61	38.1	3.4	0.57	.188	1.21	1.60	41	4.00	19.1
6	Jacob deGrom J. deGrom	95.08	92.0	27	324	2021	NYM	15	7	2	.778	15	1.08	146	1	1	0	40	11	14	6	11	1	0	0	0	14.28	1.08	13.27	0.59	45.1	3.4	0.55	.213	1.37	1.23	29	3.91	30.6
7	Chris Hammond C. Hammond	95.39	76.0	23	311	2002	ATL	63	7	2	.778	0	0.95	63	0	0	0	53	8	15	1	31	1	6	9	1	7.46	3.67	2.03	0.12	20.3	10.0	1.11	.242	1.78	2.73	65	6.28	12.3
8	Wade Davis W. Davis	98.63	72.0	25	279	2014	KCR	71	9	2	.818	0	1.00	109	0	0	3	38	8	8	0	23	3	11	0	1	13.63	2.88	4.74	0.00	39.1	8.2	0.85	.264	1.00	1.18	32	4.75	20.7
9	Eric O'Flaherty E. O'Flaherty	105.84	73.2	26	301	2011	ATL	78	2	4	.333	0	0.98	67	0	0	0	59	8	9	2	21	3	5	8	1	8.19	2.57	3.19	0.24	22.3	7.0	1.09	.274	1.10	2.53	67	7.21	10.3
10	B.J. Ryan	111	72.1	30	270	2006	TOR	65	2	2	.500	0	1.37	86	0	0	38	42	11	12	3	20	0	57	1	4	10.70	2.49	4.30	0.37	31.9	7.4	0.86	.242	1.49	2.13	47	5.23	19.4
11	Eric Gagne E. Gagne	111.12	82.1	30	306	2003	LAD	77	2	3	.400	0	1.20	137	0	0	55	37	11	12	2	20	3	67	2	2	14.98	2.19	6.85	0.22	44.8	6.5	0.69	.243	1.31	0.85	20	4.04	31.8
12	Tim Burke T. Burke	112.04	91.0	29	354	1987	MON	55	7	0	1.000	0	1.19	58	0	0	18	64	12	18	3	17	0	30	6	2	5.74	1.68	3.41	0.30	16.4	4.8	0.89	.221	1.78	2.57	64	6.33	14.9
13	Rollie Fingers R. Fingers	113.8	78.0	30	297	1981	MIL	47	6	3	.667	0	1.04	61	0	0	28	55	9	9	3	13	1	41	5	1	7.04	1.50	4.69	0.35	20.5	4.4	0.87	.237	1.04	2.07	58	6.35	13.4
14	J.J. Putz	114.7	71.2	32	260	2007	SEA	68	6	1	.857	0	1.38	82	0	0	40	37	11	11	6	13	2	65	0	3	10.30	1.63	6.31	0.75	31.5	5.0	0.70	.197	1.38	2.66	61	4.65	13.7
15	Mariano Rivera M. Rivera	118.12	70.2	32	259	2008	NYY	64	6	5	.545	0	1.40	77	0	0	39	41	11	11	4	6	2	60	0	1	9.81	0.76	12.83	0.51	29.7	2.3	0.67	.218	1.40	2.02	47	5.22	18
16	Bruce Sutter B. Sutter	119.48	107.1	31	411	1977	CHC	62	7	3	.700	0	1.34	129	0	0	31	69	16	21	5	23	1	48	7	7	10.82	1.93	5.61	0.42	31.4	5.6	0.86	.253	1.76	1.60	38	5.79	29.2
17	Rafael Betancourt R. Betancourt	121.71	79.1	33	289	2007	CLE	68	5	1	.833	0	1.47	80	0	0	3	51	13	13	4	9	0	15	3	0	9.08	1.02	8.89	0.45	27.7	3.1	0.76	.240	1.47	2.21	51	5.79	19.2
18	Mariano Rivera M. Rivera	125.05	78.1	32	306	2005	NYY	71	7	4	.636	0	1.38	80	0	0	43	50	12	18	2	18	4	67	0	0	9.19	2.07	4.44	0.23	26.1	5.9	0.87	.238	2.07	2.14	50	5.74	18.9
19	Andrew Miller A. Miller	125.14	74.1	34	275	2016	TOT	70	10	1	.909	0	1.45	123	0	0	12	42	12	13	8	9	2	23	0	1	14.89	1.09	13.67	0.97	44.7	3.3	0.69	.256	1.57	1.67	38	5.09	21.7
20	Jeremy Jeffress J. Jeffress	125.15	76.2	32	299	2018	MIL	73	8	1	.889	0	1.29	89	0	0	15	49	11	12	5	27	1	24	4	4	10.45	3.17	3.30	0.59	29.8	9.0	0.99	.249	1.41	2.78	68	5.75	10.9
21	Ranger Suárez R. Suárez	127.68	106.0	32	418	2021	PHI	39	8	5	.615	12	1.36	107	1	1	4	73	16	20	4	33	5	13	3	1	9.08	2.80	3.24	0.34	25.6	7.9	1.00	.257	1.70	2.71	63	6.20	18.7
22	Tim Keefe T. Keefe	131.26	105.0	35	397	1880	TRO	12	6	6	.500	12	0.86	39	12	0	0	68	10	27	0	16		0		1	3.34	1.37	2.44	0.00	9.8	4.0	0.80		2.31	2.25	91	5.83	3.6
23	Pedro Martinez P. Martinez	132.2	217.0	35	817	2000	BOS	29	18	6	.750	29	1.74	284	7	4	0	128	42	44	17	32	14	0	0	1	11.78	1.33	8.88	0.71	34.8	3.9	0.74	.236	1.82	2.16	47	5.31	61.5
24	Bob Veale B. Veale	132.42	77.2	32	321	1963	PIT	34	5	2	.714	7	1.04	68	3	2	3	59	9	15	1	40	1	10	2	5	7.88	4.64	1.70	0.12	21.2	12.5	1.27	.275	1.74	2.48	77	6.84	6.6
25	Dan Otero D. Otero	133.14	70.2	35	269	2016	CLE	62	5	1	.833	0	1.53	57	0	0	1	54	12	14	2	10	0	20	1	2	7.26	1.27	5.70	0.25	21.2	3.7	0.91	.260	1.78	2.32	54	6.88	15.3