The Seattle Mariners have a record of 20-15 on Mondays versus the Astros all-time.

	TEAM	DATE	REC	TM		OPP	RESULT	W%	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Mariners	6/7/2004	1-0	SEA	vs	HOU	W 5-0	1.000	33	5	11	3	0	1	5	4	0	6	2	1	37	17	4	0	0	0	0	.333	.405	.515	.921
2	Mariners	4/8/2013	1-0	SEA	vs	HOU	W 3-0	1.000	29	3	5	1	0	0	3	1	0	3	1	0	32	6	1	2	0	0	1	.172	.200	.207	.407
3	Mariners	4/22/2013	1-0	SEA	@	HOU	W 7-1	1.000	37	7	12	2	0	3	7	2	0	3	1	0	40	23	5	0	1	0	2	.324	.350	.622	.972
4	Mariners	6/10/2013	1-0	SEA	vs	HOU	W 3-2	1.000	35	3	9	3	0	1	2	2	1	9	0	0	38	15	4	0	0	1	0	.257	.316	.429	.744
5	Mariners	9/9/2013	0-1	SEA	vs	HOU	L 4-6	.000	31	4	5	1	0	2	3	8	0	5	0	0	39	12	3	0	0	0	1	.161	.333	.387	.720
6	Mariners	4/21/2014	0-1	SEA	vs	HOU	L 2-7	.000	34	2	7	3	0	0	2	1	0	14	0	0	35	10	3	0	0	0	0	.206	.229	.294	.523
7	Mariners	6/30/2014	1-0	SEA	@	HOU	W 10-4	1.000	38	10	11	0	0	4	10	5	0	10	3	1	43	23	4	0	0	1	0	.289	.372	.605	.977
8	Mariners	9/8/2014	1-0	SEA	vs	HOU	W 4-1	1.000	32	4	8	2	1	0	4	6	1	9	3	0	39	12	3	0	0	1	0	.250	.385	.375	.760
9	Mariners	4/20/2015	0-1	SEA	vs	HOU	L 5-7	.000	36	5	10	5	0	0	5	5	0	10	1	0	42	15	5	0	1	0	0	.278	.357	.417	.774
10	Mariners	8/31/2015	0-1	SEA	@	HOU	L 3-8	.000	34	3	8	0	0	2	3	1	0	9	1	0	35	14	2	0	0	0	2	.235	.257	.412	.669
11	Mariners	9/28/2015	0-1	SEA	vs	HOU	L 2-3	.000	29	2	4	0	0	1	2	2	0	12	0	1	31	7	1	0	0	0	1	.138	.194	.241	.435
12	Mariners	4/25/2016	1-0	SEA	vs	HOU	W 3-2	1.000	26	3	4	0	0	2	3	7	0	4	0	0	33	10	2	0	0	0	2	.154	.333	.385	.718
13	Mariners	7/4/2016	0-1	SEA	@	HOU	L 1-2	.000	30	1	5	1	1	0	1	1	0	12	0	0	31	8	2	0	0	0	1	.167	.194	.267	.460
14	Mariners	9/26/2016	1-0	SEA	@	HOU	W 4-3	1.000	44	4	12	2	0	2	3	6	0	16	1	0	51	20	4	1	0	2	1	.273	.360	.455	.815
15	Mariners	4/3/2017	0-1	SEA	@	HOU	L 0-3	.000	29	0	3	0	0	0	0	4	1	8	0	0	34	3	0	0	0	0	1	.103	.235	.103	.339
16	Mariners	4/10/2017	1-0	SEA	vs	HOU	W 6-0	1.000	32	6	11	4	0	0	5	3	1	7	1	0	38	15	4	0	2	1	0	.344	.395	.469	.863
17	Mariners	7/17/2017	1-0	SEA	@	HOU	W 9-7	1.000	41	9	11	3	0	4	8	3	1	11	2	0	45	26	7	0	0	0	1	.268	.333	.634	.967
18	Mariners	9/4/2017	0-1	SEA	vs	HOU	L 2-6	.000	33	2	7	0	0	1	2	2	0	8	1	0	35	10	1	0	0	0	2	.212	.257	.303	.560
19	Mariners	4/16/2018	1-0	SEA	vs	HOU	W 2-1	1.000	30	2	6	3	0	1	2	1	0	6	0	0	31	12	4	0	0	0	0	.200	.226	.400	.626
20	Mariners	7/30/2018	1-0	SEA	vs	HOU	W 2-0	1.000	28	2	4	1	0	0	2	2	1	8	1	0	31	5	1	0	0	0	0	.143	.226	.179	.404
21	Mariners	8/20/2018	1-0	SEA	vs	HOU	W 7-4	1.000	37	7	14	6	0	1	7	3	0	10	0	0	41	23	7	0	1	0	0	.378	.415	.622	1.036
22	Mariners	9/17/2018	1-0	SEA	@	HOU	W 4-1	1.000	34	4	9	0	1	1	4	8	0	8	0	0	42	14	2	0	0	0	2	.265	.405	.412	.817
23	Mariners	6/3/2019	0-1	SEA	vs	HOU	L 2-4	.000	34	2	7	1	0	2	2	5	0	7	3	0	39	14	3	0	0	0	0	.206	.308	.412	.719
24	Mariners	7/27/2020	0-1	SEA	@	HOU	L 5-8	.000	35	5	9	2	0	1	3	6	1	13	1	0	42	14	3	0	0	0	1	.257	.381	.400	.781
25	Mariners	9/21/2020	1-0	SEA	vs	HOU	W 6-1	1.000	30	6	6	2	0	1	6	3	1	8	0	0	34	11	3	0	0	0	1	.200	.294	.367	.661
	Total		20-15					.571	1,142	140	263	56	3	39	133	128	13	304	29	4	1,295	442	98	4	8	6	30	.230	.313	.387	.700