best era as a pitcher with a minimum of 40 innings pitched in september 1978

Ron Guidry had the lowest ERA when pitching at least 40 innings in September 1978, with an ERA of 0.96.

	NAME	ERA	IP	MONTH	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	H/9
1	Ron Guidry R. Guidry	0.96	46.2	September 1978	6	5	1	.833	6	36	5	3	0	21	5	7	0	12	1	0	0	172	0	6.94	2.31	3.00	0.00	20.9	7.0	0.71	.171	1.35	4.05
2	Gaylord Perry G. Perry	1.21	44.2	September 1978	6	6	0	1.000	6	29	2	0	0	30	6	8	1	6	1	0	0	168	0	5.84	1.21	4.83	0.20	17.3	3.6	0.81	.221	1.61	6.04
3	Jim Palmer J. Palmer	1.86	53.1	September 1978	7	5	0	1.000	7	23	2	0	0	36	11	11	5	17	0	0	0	209	0	3.88	2.87	1.35	0.84	11.0	8.1	0.99	.189	1.86	6.08
4	Dave Goltz D. Goltz	1.92	51.2	September 1978	6	5	1	.833	6	35	4	0	0	45	11	12	2	14	0	0	0	209	0	6.10	2.44	2.50	0.35	16.7	6.7	1.14	.272	2.09	7.84
5	Fergie Jenkins F. Jenkins	1.97	50.1	September 1978	6	5	0	1.000	6	37	4	2	0	42	11	12	4	6	0	0	0	192	1	6.62	1.07	6.17	0.72	19.3	3.1	0.95	.262	2.15	7.51
6	Dennis Martinez D. Martinez	2.04	53.0	September 1978	6	4	1	.800	6	23	5	0	0	39	12	13	4	17	0	0	1	202	0	3.91	2.89	1.35	0.68	11.4	8.4	1.06	.222	2.21	6.62
7	Steve Carlton S. Carlton	2.08	52.0	September 1978	6	4	2	.667	6	40	4	0	0	42	12	13	7	12	1	0	2	209	0	6.92	2.08	3.33	1.21	19.1	5.7	1.04	.235	2.25	7.27
8	Larry Christenson L. Christenson	2.09	47.1	September 1978	6	3	2	.600	6	31	2	1	0	35	11	12	3	9	1	0	2	183	0	5.89	1.71	3.44	0.57	16.9	4.9	0.93	.230	2.28	6.65
9	Scott Sanderson S. Sanderson	2.16	41.2	September 1978	6	4	0	1.000	6	36	1	1	0	35	10	13	1	11	1	0	0	168	2	7.78	2.38	3.27	0.22	21.4	6.5	1.10	.286	2.81	7.56
10	Phil Niekro P. Niekro	2.22	65.0	September 1978	8	3	4	.429	8	43	4	0	0	61	16	23	3	24	3	0	1	283	5	5.95	3.32	1.79	0.42	15.2	8.5	1.31	.276	3.18	8.45
11	Tom Seaver T. Seaver	2.25	40.0	September 1978	5	4	1	.800	5	42	2	0	0	26	10	10	5	15	0	0	2	156	0	9.45	3.38	2.80	1.13	26.9	9.6	1.02	.223	2.25	5.85
12	Mike Caldwell M. Caldwell	2.28	51.1	September 1978	6	5	1	.833	6	29	5	2	0	41	13	14	4	12	1	0	0	202	2	5.08	2.10	2.42	0.70	14.4	5.9	1.03	.237	2.45	7.19
13	Jon Matlack J. Matlack	2.29	55.0	September 1978	7	3	2	.600	7	35	3	0	0	47	14	25	3	11	0	0	1	227	1	5.73	1.80	3.18	0.49	15.4	4.8	1.05	.247	4.09	7.69
14	Burt Hooton B. Hooton	2.35	46.0	September 1978	6	4	2	.667	6	18	3	1	0	36	12	13	3	11	0	0	1	181	1	3.52	2.15	1.64	0.59	9.9	6.1	1.02	.221	2.54	7.04
15	Bob Knepper B. Knepper	2.39	49.0	September 1978	6	3	2	.600	6	35	3	2	0	37	13	14	0	12	1	0	4	187	1	6.43	2.20	2.92	0.00	18.7	6.4	1.00	.266	2.57	6.80
16	Ed Figueroa E. Figueroa	2.44	59.0	September 1978	8	7	0	1.000	8	23	3	1	0	45	16	16	8	19	0	0	0	234	1	3.51	2.90	1.21	1.22	9.8	8.1	1.08	.201	2.44	6.86
17	John Denny J. Denny	2.56	45.2	September 1978	6	3	3	.500	6	18	1	0	0	41	13	13	1	12	1	0	1	182	1	3.55	2.36	1.50	0.20	9.9	6.6	1.16	.267	2.56	8.08
18	Dennis Leonard D. Leonard	2.58	59.1	September 1978	8	6	2	.750	8	37	4	2	0	48	17	17	3	15	0	0	2	234	3	5.61	2.28	2.47	0.46	15.8	6.4	1.06	.251	2.58	7.28
19	Dennis Eckersley D. Eckersley	2.61	51.2	September 1978	7	4	3	.571	7	35	4	1	0	44	15	17	3	12	1	0	3	203	1	6.10	2.09	2.92	0.52	17.2	5.9	1.08	.270	2.96	7.66
20	Joe Niekro J. Niekro	2.70	40.0	September 1978	5	2	3	.400	5	24	3	0	0	36	12	13	2	11	3	0	0	166	4	5.40	2.47	2.18	0.45	14.5	6.6	1.18	.270	2.93	8.10
21	Jim Beattie J. Beattie	2.70	40.0	September 1978	6	4	2	.667	6	27	0	0	0	29	12	14	0	13	3	0	1	162	3	6.08	2.93	2.08	0.00	16.7	8.0	1.05	.244	3.15	6.53
22	Rich Wortham R. Wortham	2.70	40.0	September 1978	5	2	0	1.000	5	16	2	0	0	33	12	15	1	16	0	0	0	163	6	3.60	3.60	1.00	0.23	9.8	9.8	1.23	.246	3.38	7.43
23	Larry Gura L. Gura	2.72	46.1	September 1978	6	4	0	1.000	6	13	4	0	0	36	14	16	4	12	1	0	0	184	0	2.53	2.33	1.08	0.78	7.1	6.5	1.04	.208	3.11	6.99
24	Ross Grimsley R. Grimsley	2.84	44.1	September 1978	6	3	2	.600	6	13	3	0	0	36	14	16	1	12	0	0	1	176	2	2.64	2.44	1.08	0.20	7.4	6.8	1.08	.233	3.25	7.31
25	Dave Rozema D. Rozema	2.88	40.2	September 1978	5	3	2	.600	5	6	4	1	0	32	13	16	3	6	1	0	0	156	0	1.33	1.33	1.00	0.66	3.8	3.8	0.93	.207	3.54	7.08