worst era by a player with 53 ip in a season

Roy Halladay has the highest ERA with 53.0+ innings pitched in a season, with an ERA of 10.64 in 2000.

Interpreted as:

worst era by a player with 53 or more ip in a season

	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	Roy Halladay R. Halladay	10.64	67.2	2000	TOR	19	4	7	.364	13	44	0	0	0	107	80	87	14	42	2	4	0	349	6	5.85	5.59	1.05	1.86	12.6	12.0	2.20	.377	11.57	212	6.47	134	14.23	-12.3
2	Charlie Stecher C. Stecher	10.32	68.0	1890	PHA	10	0	10	.000	10	18	9	0	0	111	78	110	1	60	14	0		386	12	2.38	7.94	0.30	0.13	4.7	15.5	2.51	.375	14.56	267	5.84	161	14.69	-16.7
3	Steve Blass S. Blass	9.85	88.2	1973	PIT	23	3	9	.250	18	27	1	0	0	109	97	98	11	84	12	1	4	455	9	2.74	8.53	0.32	1.12	5.9	18.5	2.18	.305	9.95	277	6.81	191	11.06	-33.1
4	Sean Bergman S. Bergman	9.66	68.0	2000	MIN	15	4	5	.444	14	35	0	0	0	111	73	76	18	33	2	0	1	337	2	4.63	4.37	1.06	2.38	10.4	9.8	2.12	.373	10.06	193	7.08	150	14.69	-18.2
5	Andy Larkin A. Larkin	9.64	74.2	1998	FLA	17	3	8	.273	14	43	0	0	0	101	80	87	12	55	4	0	3	373	3	5.18	6.63	0.78	1.45	11.5	14.7	2.09	.344	10.49	237	6.44	153	12.17	-18.9
6	Edwin Jackson E. Jackson	9.58	67.2	2019	TOT	18	3	10	.231	13	52	0	0	0	105	72	81	23	32	3	0	0	336	6	6.92	4.26	1.63	3.06	15.5	9.5	2.02	.363	10.77	209	7.63	167	13.97	-22.8
7	Frank Gabler F. Gabler	9.43	69.2	1938	TOT	19	1	7	.125	7	17	3	0	0	104	73	77	12	35	1	9		335	2	2.20	4.52	0.49	1.55	5.1	10.4	2.00	.341	9.95	200	6.23	136	13.44	-12.7
8	Alfredo Simon A. Simon	9.36	58.2	2016	CIN	15	2	7	.222	11	39	0	0	0	89	61	64	15	31	8	1	2	298	3	5.98	4.76	1.26	2.30	13.1	10.4	2.05	.361	9.82	220	7.13	168	13.65	-18.2
9	Ed O'Neil E. O'Neil	9.26	68.0	1890	TOT	8	0	8	.000	8	19	8	0	0	111	70	95	0	45	7	0		364	13	2.51	5.96	0.42	0.00	5.2	12.4	2.29	.379	12.57	239	4.65	128	14.69	-7.5
10	Reggie Grabowski R. Grabowski	9.23	65.1	1934	PHN	27	1	3	.250	5	13	0	0	0	114	67	72	13	23	3	7		328	4	1.79	3.17	0.57	1.79	4.0	7.0	2.10	.366	9.92	201	6.50	140	15.70	-11.5
11	Dallas Keuchel D. Keuchel	9.20	60.2	2022	TOT	14	2	9	.182	14	45	0	0	0	94	62	69	11	31	0	0	2	303	3	6.68	4.60	1.45	1.63	14.9	10.2	2.06	.384	10.24	232	5.51	137	13.95	-9.8
12	Todd Van Poppel T. Van Poppel	9.06	99.1	1996	TOT	37	3	9	.250	15	53	1	1	1	139	100	107	24	62	3	8	3	491	7	4.80	5.62	0.85	2.17	10.8	12.6	2.02	.330	9.69	184	7.20	145	12.59	-24.6
13	Willis Hudlin W. Hudlin	9.00	64.0	1936	CLE	27	1	5	.167	7	20	1	0	0	112	64	74	1	31	2	5		325	3	2.81	4.36	0.65	0.14	6.2	9.5	2.23	.410	10.41	179	4.39	91	15.75	3
14	Bryan Rekar B. Rekar	8.95	58.1	1996	COL	14	2	4	.333	11	25	0	0	0	87	58	61	11	26	5	0	1	289	4	3.86	4.01	0.96	1.70	8.7	9.0	1.94	.342	9.41	173	6.35	133	13.42	-9
15	Herman Besse H. Besse	8.83	53.0	1940	PHA	17	0	3	.000	5	19	0	0	0	70	52	56	10	34	3	7		262	2	3.23	5.77	0.56	1.70	7.3	13.0	1.96	.306	9.51	199	6.67	154	11.89	-13.6
16	Glenn Liebhardt G. Liebhardt	8.78	55.1	1936	SLA	24	0	0		0	20	0	0	0	98	54	58	4	27	2	12		291	2	3.25	4.39	0.74	0.65	6.9	9.3	2.26	.395	9.43	166	5.05	100	15.94	0.2
17	Luis Mendoza L. Mendoza	8.67	63.1	2008	TEX	25	3	8	.273	11	35	0	0	1	97	61	74	7	25	6	6	4	316	5	4.97	3.55	1.40	0.99	11.1	7.9	1.93	.370	10.52	194	4.92	112	13.78	-3.5
18	Mark Clark M. Clark	8.60	74.1	1999	TEX	15	3	7	.300	15	44	0	0	0	103	71	73	17	34	1	0	1	353	7	5.33	4.12	1.29	2.06	12.5	9.6	1.84	.335	8.84	172	6.32	129	12.47	-11.6
19	Ron Davis R. Davis	8.59	58.2	1986	TOT	53	2	8	.200	0	40	0	0	2	86	56	60	10	32	4	33	8	289	4	6.14	4.91	1.25	1.53	13.8	11.1	2.01	.374	9.20	205	5.45	133	13.19	-8.8
20	Miguel Batista M. Batista	8.54	65.1	2000	TOT	18	2	7	.222	9	37	0	0	0	85	62	68	19	37	2	2	2	310	4	5.10	5.10	1.00	2.62	11.9	11.9	1.87	.307	9.37	168	7.56	153	11.71	-18.5
21	Jesse Jefferson J. Jefferson	8.52	62.1	1976	CWS	19	2	5	.286	9	30	0	0	0	86	59	62	4	42	2	5	0	307	4	4.33	6.06	0.71	0.58	9.8	13.7	2.05	.358	8.95	240	4.62	132	12.42	-7.9
22	Bobby Miller B. Miller	8.52	56.0	2024	LAD	13	2	4	.333	13	52	0	0	0	69	53	53	17	30	2	0	0	258	7	8.36	4.82	1.73	2.73	20.2	11.6	1.77	.331	8.52	210	6.96	168	11.09	-17.2
23	Joe Coleman J. Coleman	8.50	54.0	1950	PHA	15	0	5	.000	6	12	2	0	0	74	51	54	9	50	0	7		278	2	2.00	8.33	0.24	1.50	4.3	18.0	2.30	.314	9.00	184	7.08	158	12.33	-15.4
24	Lem Cross L. Cross	8.49	53.0	1894	CIN	8	3	4	.429	7	11	3	0	0	94	50	73	9	21	5	1		273	0	1.87	3.57	0.52	1.53	4.0	7.7	2.17	.374	12.40	155	7.08	129	15.96	-8.7
25	Kirtley Baker K. Baker	8.44	91.2	1893	BAL	15	3	8	.273	12	26	8	0	0	138	86	111	5	58	5	3		472	6	2.55	5.69	0.45	0.49	5.5	12.3	2.14	.352	10.90	178	5.45	115	13.55	-6.5