The Seattle Mariners have 9 losses versus the Pirates all-time.

Interpreted as:

mariners vs pirates all-time win regular-season loss

	TEAM	DATE	W	L	TM		OPP	RESULT	L%	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	6/18/2004	1	0	SEA	@	PIT	W 5-4	.000	1.000	32	5	9	2	0	0	4	3	0	4	1	0	37	11	2	1	1	0	2	.281	.333	.344	.677
2	Mariners	6/19/2004	1	0	SEA	@	PIT	W 5-1	.000	1.000	35	5	8	2	0	0	5	2	0	6	2	1	37	10	2	0	0	1	0	.229	.270	.286	.556
3	Mariners	6/20/2004	1	0	SEA	@	PIT	W 5-4	.000	1.000	30	5	6	1	0	0	4	6	1	10	0	0	38	7	1	0	1	0	2	.200	.342	.233	.575
4	Mariners	6/19/2007	0	1	SEA	vs	PIT	L 3-5	1.000	.000	36	3	10	3	0	1	3	2	1	9	1	0	40	16	4	0	1	0	0	.278	.325	.444	.769
5	Mariners	6/20/2007	1	0	SEA	vs	PIT	W 7-0	.000	1.000	33	7	11	2	0	2	6	1	0	2	2	1	34	19	4	0	0	0	2	.333	.353	.576	.929
6	Mariners	6/21/2007	1	0	SEA	vs	PIT	W 3-0	.000	1.000	32	3	8	3	0	0	3	2	0	6	0	0	34	11	3	0	0	0	0	.250	.294	.344	.638
7	Mariners	5/7/2013	0	1	SEA	@	PIT	L 1-4	1.000	.000	31	1	5	1	0	0	1	2	0	11	1	0	33	6	1	0	0	0	1	.161	.212	.194	.406
8	Mariners	5/8/2013	1	0	SEA	@	PIT	W 2-1	.000	1.000	30	2	3	0	0	1	1	5	0	10	1	0	35	6	1	0	0	0	0	.100	.229	.200	.429
9	Mariners	6/25/2013	0	1	SEA	vs	PIT	L 4-9	1.000	.000	32	4	5	0	0	2	4	3	0	5	1	0	35	11	2	0	0	0	0	.156	.229	.344	.572
10	Mariners	6/26/2013	0	1	SEA	vs	PIT	L 2-4	1.000	.000	35	2	8	1	0	1	2	3	0	8	0	0	39	12	2	0	1	1	1	.229	.282	.343	.625
11	Mariners	6/28/2016	1	0	SEA	vs	PIT	W 5-2	.000	1.000	33	5	12	2	0	1	4	2	0	7	0	0	36	17	3	0	1	0	1	.364	.389	.515	.904
12	Mariners	6/29/2016	0	1	SEA	vs	PIT	L 1-8	1.000	.000	32	1	6	1	0	0	1	0	0	7	0	0	32	7	1	0	0	0	1	.188	.188	.219	.406
13	Mariners	7/26/2016	1	0	SEA	@	PIT	W 7-4	.000	1.000	36	7	11	4	0	2	7	4	0	9	0	0	41	21	6	1	0	0	2	.306	.375	.583	.958
14	Mariners	7/27/2016	0	1	SEA	@	PIT	L 1-10	1.000	.000	29	1	3	2	0	0	1	0	1	6	0	0	31	5	2	0	1	0	1	.103	.129	.172	.301
15	Mariners	9/17/2019	1	0	SEA	@	PIT	W 6-0	.000	1.000	34	6	10	2	0	3	6	5	0	11	0	0	40	21	5	0	1	0	2	.294	.375	.618	.993
16	Mariners	9/18/2019	1	0	SEA	@	PIT	W 4-1	.000	1.000	32	4	7	2	0	2	4	4	0	10	0	0	36	15	4	0	0	0	1	.219	.306	.469	.774
17	Mariners	9/19/2019	1	0	SEA	@	PIT	W 6-5	.000	1.000	43	6	13	1	0	0	5	5	0	12	0	1	49	14	1	1	0	0	3	.302	.375	.326	.701
18	Mariners	5/26/2023	0	1	SEA	vs	PIT	L 6-11	1.000	.000	34	6	7	2	0	2	6	3	1	11	0	0	38	15	4	0	0	0	0	.206	.289	.441	.731
19	Mariners	5/27/2023	1	0	SEA	vs	PIT	W 5-0	.000	1.000	34	5	11	6	0	0	5	1	0	9	1	0	36	17	6	0	1	0	0	.324	.333	.500	.833
20	Mariners	5/28/2023	1	0	SEA	vs	PIT	W 6-3	.000	1.000	36	6	7	1	0	3	6	5	0	11	1	0	41	17	4	0	0	1	0	.194	.293	.472	.765
21	Mariners	8/16/2024	0	1	SEA	@	PIT	L 3-5	1.000	.000	31	3	5	1	0	2	3	4	1	10	0	0	36	12	3	0	0	0	2	.161	.278	.387	.665
22	Mariners	8/17/2024	0	1	SEA	@	PIT	L 2-7	1.000	.000	35	2	8	1	0	0	2	1	3	14	1	0	39	9	1	0	0	0	0	.229	.308	.257	.565
23	Mariners	8/18/2024	1	0	SEA	@	PIT	W 10-3	.000	1.000	39	10	13	1	0	3	8	3	2	7	1	0	45	23	4	0	1	0	1	.333	.400	.590	.990
24	Mariners	7/4/2025	1	0	SEA	vs	PIT	W 6-0	.000	1.000	31	6	7	0	0	4	6	0	0	6	0	1	31	19	4	0	0	0	0	.226	.226	.613	.839
25	Mariners	7/5/2025	1	0	SEA	vs	PIT	W 1-0	.000	1.000	29	1	5	4	0	0	1	5	1	9	1	0	35	9	4	0	0	1	0	.172	.314	.310	.625
	Total		17	9					.346	.654	864	107	205	46	0	30	99	71	12	223	14	4	959	341	76	3	9	4	22	.237	.301	.395	.696