lowest era minimum 0.1 innings in astros history

The Houston Astros had their best ERA with an ERA of 0.10 or worse in a season in 1981, with an ERA of 2.66.

Interpreted as:

lowest era in a regular season minimum 0.1 innings in astros history

	TEAM	ERA	SEASON	G	W%	W	L	GS	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Astros	2.66	1981	110	.555	61	49	110	610	23	13	25	990.0	842	293	331	40	300	11	24	4,034	36	5.55	2.73	2.03	0.36	15.1	7.4	1.15	.261	3.01	7.65
2	Astros	2.90	2022	162	.654	106	56	162	1,524	3	1	53	1445.1	1,121	465	518	134	458	60	6	5,856	56	9.49	2.85	3.33	0.83	26.0	7.8	1.09	.268	3.23	6.98
3	Astros	3.10	1980	163	.571	93	70	163	929	31	13	41	1482.2	1,367	511	589	69	466	25	26	6,160	38	5.64	2.83	1.99	0.42	15.1	7.6	1.24	.278	3.58	8.30
4	Astros	3.11	2018	162	.636	103	59	162	1,687	2	2	46	1455.0	1,164	503	534	152	435	66	4	5,913	67	10.44	2.69	3.88	0.94	28.5	7.4	1.10	.283	3.30	7.20
5	Astros	3.13	1971	162	.488	79	83	162	914	43	10	25	1471.1	1,318	512	567	75	475	60	52	6,121	64	5.59	2.91	1.92	0.46	14.9	7.8	1.22	.270	3.47	8.06
6	Astros	3.15	1986	162	.593	96	66	162	1,160	18	11	51	1456.1	1,203	509	569	116	523	23	60	6,010	50	7.17	3.23	2.22	0.72	19.3	8.7	1.19	.260	3.52	7.43
7	Astros	3.20	1979	162	.549	89	73	162	854	55	17	31	1447.2	1,278	514	582	90	504	24	24	6,014	55	5.31	3.13	1.69	0.56	14.2	8.4	1.23	.262	3.62	7.95
8	Astros	3.26	1968	162	.444	72	90	162	1,021	50	10	23	1447.0	1,362	524	588	68	479	36	85	6,125	74	6.35	2.98	2.13	0.42	16.7	7.8	1.27	.286	3.66	8.47
9	Astros	3.32	1984	162	.494	80	82	162	950	24	7	29	1449.1	1,350	534	630	91	502	17	58	6,064	45	5.90	3.12	1.89	0.57	15.7	8.3	1.28	.280	3.91	8.38
10	Astros	3.36	2025	36	.500	18	18	36	330	1	0	9	315.2	250	118	129	33	107	11	0	1,294	7	9.41	3.05	3.08	0.94	25.5	8.3	1.13	.267	3.68	7.13
11	Astros	3.41	1988	162	.506	82	80	162	1,049	21	10	40	1474.2	1,339	558	631	123	478	37	73	6,184	31	6.40	2.92	2.19	0.75	17.0	7.7	1.23	.270	3.85	8.17
12	Colt .45's	3.41	1964	162	.407	66	96	162	852	30	6	31	1428.0	1,421	541	628	105	353	28	53	5,990	39	5.37	2.22	2.41	0.66	14.2	5.9	1.24	.283	3.96	8.96
13	Astros	3.42	1982	162	.475	77	85	162	899	37	10	31	1446.2	1,338	549	620	87	479	33	40	6,038	61	5.59	2.98	1.88	0.54	14.9	7.9	1.26	.276	3.86	8.32
14	Colt .45's	3.44	1963	162	.407	66	96	162	937	36	8	20	1450.1	1,341	554	640	95	378	35	23	6,036	43	5.81	2.35	2.48	0.59	15.5	6.3	1.19	.271	3.97	8.32
15	Astros	3.45	1983	162	.525	85	77	162	904	22	8	48	1466.1	1,276	562	646	94	570	27	49	6,117	49	5.55	3.50	1.59	0.58	14.8	9.3	1.26	.261	3.96	7.83
16	Astros	3.46	1974	162	.500	81	81	162	738	36	15	18	1450.2	1,396	558	632	84	601	37	56	6,225	52	4.58	3.73	1.23	0.52	11.9	9.7	1.38	.275	3.92	8.66
17	Astros	3.49	1993	162	.525	85	77	162	1,056	18	10	42	1441.1	1,363	559	630	117	476	41	52	6,079	60	6.59	2.97	2.22	0.73	17.4	7.8	1.28	.284	3.93	8.51
18	Astros	3.50	1998	162	.630	102	60	162	1,187	12	7	44	1471.1	1,435	572	620	147	465	42	25	6,214	50	7.26	2.84	2.55	0.90	19.1	7.5	1.29	.295	3.79	8.78
19	Astros	3.51	2005	163	.549	89	73	163	1,164	6	2	45	1443.0	1,336	563	609	155	440	59	29	6,023	38	7.26	2.74	2.65	0.97	19.3	7.3	1.23	.281	3.80	8.33
20	Astros	3.54	1977	162	.500	81	81	162	871	37	7	28	1465.2	1,384	576	650	110	545	25	33	6,196	46	5.35	3.35	1.60	0.68	14.1	8.8	1.32	.274	3.99	8.50
21	Astros	3.56	1976	162	.494	80	82	162	780	42	15	29	1444.1	1,349	571	657	82	662	25	43	6,213	57	4.86	4.13	1.18	0.51	12.6	10.7	1.39	.272	4.09	8.41
22	Astros	3.57	2015	162	.531	86	76	162	1,280	5	3	39	1441.0	1,308	572	618	148	423	43	17	5,965	61	7.99	2.64	3.03	0.92	21.5	7.1	1.20	.285	3.86	8.17
23	Astros	3.60	1969	162	.500	81	81	162	1,221	52	9	34	1435.2	1,347	574	668	111	547	35	65	6,126	73	7.65	3.43	2.23	0.70	19.9	8.9	1.32	.293	4.19	8.44
24	Astros	3.61	1990	162	.463	75	87	162	854	12	3	37	1450.0	1,396	581	656	130	496	38	74	6,143	36	5.30	3.08	1.72	0.81	13.9	8.1	1.30	.274	4.07	8.66
25	Astros	3.63	1978	162	.457	74	88	162	930	48	13	23	1440.1	1,328	581	634	86	578	31	54	6,140	47	5.81	3.61	1.61	0.54	15.1	9.4	1.32	.275	3.96	8.30