most era with a minimum of 1 ip in a season since 1950

Since 1950, Emmanuel Rivera has the worst ERA with 1.0+ inning pitched in a season, with an ERA of 72.00 this season.

Interpreted as:

most era by a player with a minimum of 1 ip in a season since 1950

	NAME	ERA	IP	SEASON	TM	G	W	L	W%	GS	SO	CG	SHO	SV	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	Emmanuel Rivera E. Rivera	72.00	1.0	2025	BAL	1	0	0		0	0	0	0	0	8	8	8	1	2	0	1	0	13	0	0.00	18.00	0.00	9.00	0.0	15.4	10.00	.700	72.00	1847	22.07	555	72.00	-2.1
2	Radhames Liz R. Liz	67.50	1.1	2009	BAL	2	0	0		0	1	0	0	0	8	10	10	1	2	2	0	0	16	0	6.75	13.50	0.50	6.75	6.3	12.5	7.50	.700	67.50	1487	20.34	444	54.00	-2.2
3	Mike Zagurski M. Zagurski	63.00	1.0	2018	MIL	2	0	1	.000	0	2	0	0	0	5	7	7	0	2	0	0	1	10	0	18.00	18.00	1.00	0.00	20.0	20.0	7.00	.833	63.00	1566	5.16	127	45.00	-0.1
4	Glenn Sparkman G. Sparkman	63.00	1.0	2017	TOR	2	0	0		0	1	0	0	0	9	7	7	0	1	0	1	0	12	0	9.00	9.00	1.00	0.00	8.3	8.3	10.00	.900	63.00	1443	4.15	94	81.00	0
5	Jason Pearson J. Pearson	63.00	1.0	2003	STL	2	0	0		0	1	0	0	0	4	7	7	1	3	0	0	0	10	0	9.00	27.00	0.33	9.00	10.0	30.0	7.00	.600	63.00	1503	23.02	542	36.00	-2.1
6	Mickey Mahler M. Mahler	63.00	1.0	1980	PIT	2	0	0		0	1	0	0	0	4	7	7	1	3	0	1	0	10	0	9.00	27.00	0.33	9.00	10.0	30.0	7.00	.600	63.00	1682	22.74	618	36.00	-2.1
7	Lucas Gilbreath L. Gilbreath	54.00	1.0	2024	COL	3	0	0		0	0	0	0	0	7	6	6	1	1	1	0	0	12	0	0.00	9.00	0.00	9.00	0.0	8.3	8.00	.667	54.00	1157	22.16	520	63.00	-1.9
8	Matt Grace M. Grace	54.00	1.0	2020	ARI	3	0	1	.000	0	2	0	0	0	5	6	6	1	2	0	1	0	10	0	18.00	18.00	1.00	9.00	20.0	20.0	7.00	.800	54.00	1197	18.18	417	45.00	-1.6
9	Cody Carroll C. Carroll	54.00	2.0	2020	BAL	3	0	0		0	3	0	0	0	9	12	12	0	5	1	0	0	21	2	13.50	22.50	0.60	0.00	14.3	23.8	7.00	.750	54.00	1197	9.18	195	40.50	-0.9
10	Jose Reyes J. Reyes	54.00	1.0	2018	NYM	1	0	0		0	0	0	0	0	5	6	6	2	2	1	1	0	11	0	0.00	18.00	0.00	18.00	0.0	18.2	7.00	.500	54.00	1413	38.16	959	45.00	-3.9
11	Vin Mazzaro V. Mazzaro	54.00	1.0	2016	SFG	2	1	0	1.000	0	0	0	0	0	7	6	9	0	1	1	0	0	13	0	0.00	9.00	0.00	0.00	0.0	7.7	8.00	.636	81.00	1337	9.14	233	63.00	-0.6
12	Josh Wall J. Wall	54.00	1.0	2014	LAA	2	0	0		0	0	0	0	0	5	6	6	0	3	0	1	0	11	0	0.00	27.00	0.00	0.00	0.0	27.3	8.00	.625	54.00	1490	12.13	330	45.00	-1
13	Sandy Rosario S. Rosario	54.00	1.0	2010	FLA	2	0	0		0	0	0	0	0	9	6	6	2	1	0	0	0	12	0	0.00	9.00	0.00	18.00	0.0	8.3	10.00	.778	54.00	1332	32.07	820	81.00	-3.2
14	Jared Fernandez J. Fernandez	54.00	1.0	2004	HOU	2	0	0		1	0	0	0	0	6	6	6	0	5	0	0	0	14	0	0.00	45.00	0.00	0.00	0.0	35.7	11.00	.667	54.00	1242	18.04	406	54.00	-1.5
15	Dave Maurer D. Maurer	54.00	1.1	2004	TOR	3	0	0		0	1	0	0	0	6	8	8	1	5	0	0	0	15	0	6.75	33.75	0.20	6.75	6.7	33.3	8.25	.625	54.00	1132	22.54	489	40.50	-2.6
16	Gordie Pladson G. Pladson	54.00	1.1	1982	HOU	2	0	0		0	0	0	0	0	10	8	8	0	2	0	1	0	16	0	0.00	13.50	0.00	0.00	0.0	12.5	9.00	.714	54.00	1595	7.21	215	67.50	-0.6
17	Vito Valentinetti V. Valentinetti	54.00	1.0	1954	CWS	1	0	0		0	1	0	0	0	4	6	6	1	2	0	1		9	0	9.00	18.00	0.50	9.00	11.1	22.2	6.00	.600	54.00	1450	19.40	518	36.00	-1.7
18	Paul Janish P. Janish	49.50	2.0	2009	CIN	2	0	0		0	3	0	0	0	9	11	11	2	2	0	2	0	17	0	13.50	9.00	1.50	9.00	17.6	11.8	5.50	.700	49.50	1158	16.09	369	40.50	-2.5
19	Pete Craig P. Craig	48.60	1.2	1964	WSH	2	0	0		1	0	0	0	0	8	9	9	1	4	0	0	1	16	0	0.00	21.60	0.00	5.40	0.0	25.0	7.20	.636	48.60	1341	17.60	467	43.20	-2.6
20	Adam Johnson A. Johnson	47.25	1.1	2003	MIN	2	0	1	.000	0	0	0	0	0	8	7	8	1	1	0	1	0	13	1	0.00	6.75	0.00	6.75	0.0	7.7	6.75	.636	54.00	1034	15.02	347	54.00	-1.6
21	Jorge Mateo J. Mateo	45.00	1.0	2025	BAL	1	0	0		0	0	0	0	0	5	5	5	1	2	1	0	0	11	0	0.00	18.00	0.00	9.00	0.0	18.2	7.00	.571	45.00	1155	25.07	630	45.00	-2.4
22	René Pinto R. Pinto	45.00	1.0	2023	TBR	1	0	0		0	0	0	0	0	5	5	5	3	0	0	0	0	8	0	0.00	0.00		27.00	0.0	0.0	5.00	.400	45.00	1096	42.25	1017	45.00	-4.4
23	Max Schrock M. Schrock	45.00	1.0	2022	CIN	1	0	0		0	0	0	0	0	7	5	5	2	0	0	1	0	10	0	0.00	0.00		18.00	0.0	0.0	7.00	.625	45.00	1059	29.11	695	63.00	-2.6
24	Andrelton Simmons A. Simmons	45.00	1.0	2022	CHC	1	0	0		0	0	0	0	0	5	5	5	0	1	0	1	0	9	0	0.00	9.00	0.00	0.00	0.0	11.1	6.00	.625	45.00	1123	6.11	155	45.00	-0.2
25	Willians Astudillo W. Astudillo	45.00	1.0	2018	MIN	1	0	0		0	0	0	0	0	5	5	5	2	0	0	1	0	8	0	0.00	0.00		18.00	0.0	0.0	5.00	.500	45.00	1045	29.16	689	45.00	-2.8