worst era by a player with 27 ip in a season

Bill Bishop has the highest ERA with 27.0+ innings pitched in a season, with an ERA of 13.33 in his rookie season in 1887.

Interpreted as:

worst era by a player with 27 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	Bill Bishop B. Bishop	13.33	27.0	1887	PIT	3	0	3	.000	3	4	3	0	0	45	40	46	2	22	2	0		151	4	1.33	7.33	0.18	0.67	2.6	14.6	2.48	.355	15.33	351	6.61	166	15.00	-8.9
2	Stu Flythe S. Flythe	13.04	39.1	1936	PHA	17	0	0		3	14	0	0	0	49	57	63	4	61	3	9		229	16	3.20	13.96	0.23	0.92	6.1	26.6	2.80	.306	14.42	256	8.76	180	11.21	-16.8
3	Ty Blach T. Blach	12.00	27.0	2019	TOT	7	1	3	.250	5	20	0	0	0	46	36	37	8	17	0	1	0	139	2	6.67	5.67	1.18	2.67	14.4	12.2	2.33	.404	12.33	264	7.46	160	15.33	-8.1
4	Dinelson Lamet D. Lamet	11.71	27.2	2023	TOT	17	1	4	.200	4	32	0	0	0	42	36	38	7	23	1	1	0	145	5	10.41	7.48	1.39	2.28	22.1	15.9	2.35	.427	12.36	238	6.83	150	13.66	-6.6
5	Frank LaCorte F. LaCorte	11.68	37.0	1977	ATL	14	1	8	.111	7	28	0	0	0	67	48	51	10	29	2	1	1	205	0	6.81	7.05	0.97	2.43	13.7	14.1	2.59	.419	12.41	274	7.24	172	16.30	-11.3
6	Bill Kissinger B. Kissinger	11.49	31.1	1897	STL	7	0	4	.000	4	5	2	0	0	51	40	50	2	15	8	3		164	3	1.44	4.31	0.33	0.57	3.0	9.1	2.11	.366	14.36	262	6.03	137	14.65	-5.5
7	Dave Hamilton D. Hamilton	11.40	30.0	1980	OAK	21	0	3	.000	1	23	0	0	0	44	38	39	6	28	3	3	2	164	0	6.90	8.40	0.82	1.80	14.0	17.1	2.40	.365	11.70	298	6.91	173	13.20	-9.9
8	Jackson Kowar J. Kowar	11.27	30.1	2021	KCR	9	0	6	.000	8	29	0	0	0	43	38	38	7	20	2	1	0	154	8	8.60	5.93	1.45	2.08	18.8	13.0	2.08	.375	11.27	251	6.43	152	12.76	-7.5
9	Ryan Bowen R. Bowen	10.96	33.2	1992	HOU	11	0	7	.000	9	22	0	0	0	48	41	43	8	30	2	2	3	179	5	5.88	8.02	0.73	2.14	12.3	16.8	2.32	.342	11.50	326	7.41	222	12.83	-16.1
10	Carl Doyle C. Doyle	10.94	38.2	1936	PHA	8	0	3	.000	6	12	1	0	0	66	47	53	4	29	5	2		214	7	2.79	6.75	0.41	0.93	5.6	13.6	2.46	.378	12.34	215	6.63	136	15.36	-7.5
11	Brian Matusz B. Matusz	10.69	49.2	2011	BAL	12	1	9	.100	12	38	0	0	0	81	59	60	18	24	0	0	1	245	0	6.89	4.35	1.58	3.26	15.5	9.8	2.11	.382	10.87	255	7.65	182	14.68	-18.2
12	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
13	Elvin Rodríguez E. Rodríguez	10.62	29.2	2022	DET	7	0	4	.000	5	25	0	0	0	42	35	35	12	15	1	0	1	143	1	7.58	4.55	1.67	3.64	17.5	10.5	1.92	.333	10.62	274	8.30	213	12.74	-14.7
14	Tim Redding T. Redding	10.57	30.2	2005	TOT	10	0	6	.000	7	19	0	0	0	44	36	41	7	17	2	0	1	154	1	5.58	4.99	1.12	2.05	12.3	11.0	1.99	.339	12.03	268	6.60	161	12.91	-8.9
15	Bill Pierro B. Pierro	10.55	29.0	1950	PIT	12	0	2	.000	3	13	0	0	0	33	34	34	2	28	2	2		146	3	4.03	8.69	0.46	0.62	8.9	19.2	2.10	.307	10.55	243	5.69	127	10.24	-3.6
16	Jaime Navarro J. Navarro	10.53	33.1	2000	TOT	12	0	6	.000	7	16	0	0	0	54	39	44	9	23	1	1	3	174	1	4.32	6.21	0.70	2.43	9.2	13.2	2.31	.360	11.88	221	7.84	164	14.58	-11.2
17	Scott Elarton S. Elarton	10.46	37.0	2007	KCR	9	2	4	.333	9	13	0	0	0	53	43	44	12	21	3	0	0	185	2	3.16	5.11	0.62	2.92	7.0	11.4	2.00	.301	10.70	228	8.69	198	12.89	-17.9
18	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
19	John D'Acquisto J. D'Acquisto	10.29	28.0	1975	SFG	10	2	4	.333	6	22	0	0	0	29	32	35	5	34	2	3	0	148	5	7.07	10.93	0.65	1.61	14.9	23.0	2.25	.282	11.25	273	7.18	204	9.32	-11.7
20	Micah Bowie M. Bowie	10.24	51.0	1999	TOT	14	2	7	.222	11	41	0	0	0	81	58	60	9	34	2	2	2	265	4	7.24	6.00	1.21	1.59	15.5	12.8	2.25	.402	10.59	225	5.93	127	14.29	-7.1
21	Jack Billingham J. Billingham	10.23	31.2	1980	TOT	15	1	3	.250	4	7	0	0	0	56	36	36	7	18	4	3	1	166	1	1.99	5.12	0.39	1.99	4.2	10.8	2.34	.377	10.23	241	7.26	176	15.92	-10.7
22	Bumpus Jones B. Jones	10.19	32.2	1893	TOT	7	1	4	.200	6	7	2	0	0	42	37	42	1	33	6	1		178	3	1.93	9.09	0.21	0.28	3.9	18.5	2.30	.313	11.57	220	6.80	147	11.57	-7.9
23	Mike Kickham M. Kickham	10.16	28.1	2013	SFG	12	0	3	.000	3	29	0	0	0	46	32	34	8	10	0	5	2	144	2	9.21	3.18	2.90	2.54	20.1	6.9	1.98	.392	10.80	296	5.73	162	14.61	-7.4
24	John Van Benschoten J. Van Benschoten	10.15	39.0	2007	PIT	11	0	7	.000	9	26	0	0	0	55	44	45	4	29	5	1	1	203	1	6.00	6.69	0.90	0.92	12.8	14.3	2.15	.367	10.38	232	5.84	132	12.69	-6.2
25	Aaron Myette A. Myette	10.06	48.1	2002	TEX	15	2	5	.286	12	48	0	0	0	64	54	57	11	41	6	2	0	249	5	8.94	7.63	1.17	2.05	19.3	16.5	2.17	.371	10.61	213	6.84	152	11.92	-12.2