best era as a pitcher with a minimum of 40 innings pitched in may 1980

Chuck Rainey had the best ERA when pitching at least 40 innings in May 1980, with an ERA of 1.62.

	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	Chuck Rainey C. Rainey	1.62	44.1	May 1980	6	5	1	.833	6	22	2	1	0	33	8	9	2	16	1	0	1	172	1	4.47	3.25	1.38	0.41	12.8	9.3	1.11	.237	1.83	6.70
2	Steve Carlton S. Carlton	1.66	59.2	May 1980	8	6	1	.857	8	70	2	1	0	40	11	13	4	24	0	0	3	237	1	10.56	3.62	2.92	0.60	29.5	10.1	1.07	.259	1.96	6.03
3	Mike Norris M. Norris	1.94	51.0	May 1980	6	3	3	.500	6	31	4	1	0	35	11	12	0	17	0	0	1	202	1	5.47	3.00	1.82	0.00	15.3	8.4	1.02	.227	2.12	6.18
4	David Palmer D. Palmer	1.96	41.1	May 1980	6	3	1	.750	6	29	1	0	0	32	9	9	1	12	2	0	1	166	0	6.31	2.61	2.42	0.22	17.5	7.2	1.06	.254	1.96	6.97
5	Fergie Jenkins F. Jenkins	1.99	45.1	May 1980	6	2	2	.500	6	27	2	0	0	33	10	12	4	9	0	0	1	173	0	5.36	1.79	3.00	0.79	15.6	5.2	0.93	.218	2.38	6.55
6	Larry Gura L. Gura	1.99	54.1	May 1980	6	4	1	.800	6	21	3	0	0	46	12	13	3	10	1	0	0	216	0	3.48	1.66	2.10	0.50	9.7	4.6	1.03	.238	2.15	7.62
7	J.R. Richard	2.01	40.1	May 1980	6	2	3	.400	6	29	1	1	0	33	9	15	0	14	0	0	1	159	1	6.47	3.12	2.07	0.00	18.2	8.8	1.17	.284	3.35	7.36
8	John Denny J. Denny	2.11	55.1	May 1980	7	5	2	.714	7	27	3	1	0	48	13	13	2	18	2	0	1	221	1	4.39	2.93	1.50	0.33	12.2	8.1	1.19	.267	2.11	7.81
9	Craig Swan C. Swan	2.18	45.1	May 1980	6	2	3	.400	6	32	2	1	0	28	11	12	4	12	0	0	2	171	0	6.35	2.38	2.67	0.79	18.7	7.0	0.88	.195	2.38	5.56
10	Britt Burns B. Burns	2.20	45.0	May 1980	6	4	2	.667	5	33	3	1	0	37	11	11	5	12	1	0	0	181	1	6.60	2.40	2.75	1.00	18.2	6.6	1.09	.246	2.20	7.40
11	Moose Haas M. Haas	2.36	42.0	May 1980	6	4	1	.800	6	22	1	1	0	40	11	11	4	7	0	0	1	168	2	4.71	1.50	3.14	0.86	13.1	4.2	1.12	.267	2.36	8.57
12	Scott Sanderson S. Sanderson	2.36	42.0	May 1980	6	4	1	.800	6	29	1	0	0	36	11	11	3	13	2	0	1	169	1	6.21	2.79	2.23	0.64	17.2	7.7	1.17	.270	2.36	7.71
13	Randy Jones R. Jones	2.42	52.0	May 1980	7	3	1	.750	7	21	3	3	0	45	14	14	5	3	0	0	0	198	1	3.63	0.52	7.00	0.87	10.6	1.5	0.92	.237	2.42	7.79
14	Matt Keough M. Keough	2.49	43.1	May 1980	5	3	2	.600	5	29	4	0	0	30	12	15	2	14	1	0	1	171	4	6.02	2.91	2.07	0.42	17.0	8.2	1.02	.224	3.12	6.23
15	Nolan Ryan N. Ryan	2.57	42.0	May 1980	6	2	4	.333	6	38	2	2	0	28	12	14	1	23	0	0	0	172	4	8.14	4.93	1.65	0.21	22.1	13.4	1.21	.245	3.00	6.00
16	Vida Blue V. Blue	2.65	54.1	May 1980	7	6	1	.857	7	30	5	1	0	49	16	16	2	10	0	0	0	213	1	4.97	1.66	3.00	0.33	14.1	4.7	1.09	.275	2.65	8.12
17	Milt Wilcox M. Wilcox	2.66	40.2	May 1980	6	2	2	.500	6	23	3	1	0	30	12	17	5	14	2	0	1	165	0	5.09	3.10	1.64	1.11	13.9	8.5	1.08	.207	3.76	6.64
18	Jim Clancy J. Clancy	2.72	46.1	May 1980	6	2	2	.500	6	26	2	1	0	34	14	19	7	24	2	0	2	195	1	5.05	4.66	1.08	1.36	13.3	12.3	1.25	.199	3.69	6.60
19	Scott McGregor S. McGregor	2.74	49.1	May 1980	7	4	1	.800	7	27	2	0	0	43	15	16	2	15	1	0	0	202	0	4.93	2.74	1.80	0.36	13.4	7.4	1.18	.261	2.92	7.84
20	Jim Bibby J. Bibby	2.82	44.2	May 1980	6	2	1	.667	6	31	1	0	0	34	14	15	3	15	1	0	0	176	1	6.25	3.02	2.07	0.60	17.6	8.5	1.10	.246	3.02	6.85
21	Bob Forsch B. Forsch	2.82	44.2	May 1980	7	3	2	.600	7	27	1	0	0	43	14	19	1	8	1	0	1	184	1	5.44	1.61	3.38	0.20	14.7	4.3	1.14	.286	3.83	8.66
22	Phil Niekro P. Niekro	2.90	49.2	May 1980	6	3	3	.500	6	25	5	1	0	46	16	16	3	19	1	0	0	208	1	4.53	3.44	1.32	0.54	12.0	9.1	1.31	.269	2.90	8.34
23	Ed Whitson E. Whitson	2.93	46.0	May 1980	7	2	1	.667	7	23	2	2	0	49	15	16	1	9	1	0	2	192	0	4.50	1.76	2.56	0.20	12.0	4.7	1.26	.304	3.13	9.59
24	Steve Rogers S. Rogers	2.96	45.2	May 1980	6	3	3	.500	6	35	2	1	0	40	15	16	1	16	2	0	4	193	1	6.90	3.15	2.19	0.20	18.1	8.3	1.23	.281	3.15	7.88
25	Ron Guidry R. Guidry	3.02	44.2	May 1980	6	5	1	.833	6	39	1	1	0	45	15	18	5	16	0	0	0	188	2	7.86	3.22	2.44	1.01	20.7	8.5	1.37	.313	3.63	9.07