lowest era in first 15 starts as an astros pitcher

Justin Verlander has the best ERA for the Astros in starts in his first 15 games, with an ERA of 1.05.

	NAME	ERA	GS	G	W	L	W%	SO	CG	SHO	SV	IP	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	Justin Verlander J. Verlander	1.05	15	15	10	2	.833	127	1	1	0	102.2	52	12	14	8	19	4	0	0	376	1	11.13	1.67	6.68	0.70	33.8	5.1	0.69	.202	1.23	4.56
2	Bob Knepper B. Knepper	1.95	15	15	6	3	.667	47	5	4	0	111.0	93	24	27	3	22	3	0	1	435	0	3.81	1.78	2.14	0.24	10.8	5.1	1.04	.250	2.19	7.54
3	Pete Harnisch P. Harnisch	2.01	15	15	5	5	.500	75	3	2	0	103.0	67	23	26	4	42	1	0	1	413	4	6.55	3.67	1.79	0.35	18.2	10.2	1.06	.216	2.27	5.85
4	Robin Roberts R. Roberts	2.04	15	15	7	5	.583	47	4	3	0	110.1	99	25	33	4	16	0	0	1	435	1	3.83	1.31	2.94	0.33	10.8	3.7	1.04	.258	2.69	8.08
5	Vern Ruhle V. Ruhle	2.43	15	15	4	6	.400	39	3	3	0	100.0	83	27	28	4	23	3	0	1	400	1	3.51	2.07	1.70	0.36	9.8	5.8	1.06	.239	2.52	7.47
6	Mike Cuellar M. Cuellar	2.44	15	15	4	3	.571	81	4	0	0	103.1	81	28	37	6	28	0	0	2	414	1	7.05	2.44	2.89	0.52	19.6	6.8	1.05	.251	3.22	7.05
7	Nolan Ryan N. Ryan	2.49	15	15	5	5	.500	87	2	2	0	104.2	77	29	35	5	57	1	0	1	436	4	7.48	4.90	1.53	0.43	20.0	13.1	1.28	.252	3.01	6.62
8	Gerrit Cole G. Cole	2.59	15	15	8	1	.889	138	1	1	0	100.2	60	29	30	12	30	3	0	0	382	4	12.34	2.68	4.60	1.07	36.1	7.9	0.89	.241	2.68	5.36
9	Zack Greinke Z. Greinke	2.64	15	15	9	1	.900	77	0	0	0	92.0	80	27	31	6	13	2	0	0	360	3	7.53	1.27	5.92	0.59	21.4	3.6	1.01	.282	3.03	7.83
10	Roger Clemens R. Clemens	2.73	15	15	10	2	.833	101	0	0	0	95.2	77	29	31	8	38	4	0	4	397	1	9.50	3.57	2.66	0.75	25.4	9.6	1.20	.280	2.92	7.24
11	Mark Portugal M. Portugal	2.80	15	15	7	1	.875	79	2	1	0	99.2	86	31	32	7	36	2	0	0	409	3	7.13	3.25	2.19	0.63	19.3	8.8	1.22	.277	2.89	7.77
12	Darryl Kile D. Kile	2.81	15	15	5	6	.455	60	0	0	0	86.1	75	27	40	8	44	2	0	0	373	3	6.25	4.59	1.36	0.83	16.1	11.8	1.38	.259	4.17	7.82
13	J.P. France	2.85	15	15	7	3	.700	64	0	0	0	91.2	86	29	33	10	26	1	0	0	376	4	6.28	2.55	2.46	0.98	17.0	6.9	1.22	.276	3.24	8.44
14	Mike Hampton M. Hampton	2.89	15	15	8	4	.667	73	0	0	0	96.2	83	31	40	6	27	3	0	0	401	0	6.80	2.51	2.70	0.56	18.2	6.7	1.14	.264	3.72	7.73
15	Brett Oberholtzer B. Oberholtzer	2.95	15	15	4	9	.308	63	2	1	0	91.2	84	30	34	8	21	2	0	0	379	0	6.19	2.06	3.00	0.79	16.6	5.5	1.15	.267	3.34	8.25
16	Danny Darwin D. Darwin	2.95	15	15	6	5	.545	72	1	0	0	94.2	94	31	36	4	23	2	0	6	401	3	6.85	2.19	3.13	0.38	18.0	5.7	1.24	.300	3.42	8.94
17	Chris Sampson C. Sampson	2.95	15	15	7	6	.538	35	0	0	0	88.1	79	29	33	10	22	3	0	1	360	1	3.57	2.24	1.59	1.02	9.7	6.1	1.14	.238	3.36	8.05
18	Carlos Hernandez C. Hernandez	2.97	15	15	6	2	.750	74	0	0	0	91.0	77	30	30	8	39	2	0	4	381	3	7.32	3.86	1.90	0.79	19.4	10.2	1.27	.267	2.97	7.62
19	Sean Bergman S. Bergman	3.01	15	15	8	4	.667	48	1	0	0	92.2	97	31	38	7	26	3	0	1	401	5	4.66	2.53	1.85	0.68	12.0	6.5	1.33	.284	3.69	9.42
20	Cristian Javier C. Javier	3.04	15	15	8	2	.800	78	0	0	0	77.0	49	26	26	12	26	5	0	0	303	5	9.12	3.04	3.00	1.40	25.7	8.6	0.97	.203	3.04	5.73
21	Luis Garcia L. Garcia	3.06	15	15	6	4	.600	87	0	0	0	79.1	60	27	28	8	28	2	0	1	322	3	9.87	3.18	3.11	0.91	27.0	8.7	1.11	.264	3.18	6.81
22	Jack Billingham J. Billingham	3.07	15	15	7	6	.538	71	5	1	0	96.2	102	33	41	7	26	1	0	2	414	4	6.61	2.42	2.73	0.65	17.1	6.3	1.32	.307	3.82	9.50
23	Turk Farrell T. Farrell	3.08	15	15	5	9	.357	92	6	1	0	105.1	89	36	41	5	27	1	0	0	430	3	7.86	2.31	3.41	0.43	21.4	6.3	1.10	.275	3.50	7.60
24	Hunter Brown H. Brown	3.09	15	15	8	3	.727	94	0	0	0	87.1	72	30	34	6	29	4	0	0	350	2	9.69	2.99	3.24	0.62	26.9	8.3	1.16	.304	3.50	7.42
25	Joe Niekro J. Niekro	3.11	15	15	6	6	.500	47	1	1	0	81.0	77	28	42	3	38	2	0	0	358	6	5.22	4.22	1.24	0.33	13.1	10.6	1.42	.276	4.67	8.56