The Pittsburgh Pirates had their most games in a day on October 2, 1920 and on September 1, 1890, with 3 games.

	TEAM	G	DAY	W%	W	L	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Pirates	3	10/2/1920	.333	1	2	93	13	22	6	1	0	10	6	1	16	1		102	30	7	2				.237	.290	.323	.613
2	Alleghenys	3	9/1/1890	.000	0	3		15
3	Pirates	2	9/7/2024	.000	0	2	67	9	16	4	0	1	9	10	0	21	0	1	78	23	5	0	1	0	1	.239	.333	.343	.677
4	Pirates	2	5/29/2024	.500	1	1	68	10	16	3	1	2	10	4	0	22	0	0	74	27	6	0	2	1	1	.235	.270	.397	.667
5	Pirates	2	8/13/2023	.500	1	1	62	9	12	2	0	4	9	10	0	20	0	0	74	26	6	1	1	0	1	.194	.301	.419	.721
6	Pirates	2	4/29/2023	1.000	2	0	72	22	27	8	1	4	21	14	2	14	2	3	93	49	13	1	4	1	1	.375	.467	.681	1.148
7	Pirates	2	9/13/2022	1.000	2	0	67	7	15	5	0	3	7	4	1	16	1	0	73	29	8	1	0	0	1	.224	.278	.433	.711
8	Pirates	2	9/7/2022	.000	0	2	63	1	11	2	0	0	1	2	0	21	1	0	65	13	2	0	0	0	2	.175	.200	.206	.406
9	Pirates	2	7/7/2022	.500	1	1	64	5	12	5	0	1	5	5	2	23	1	2	71	20	6	0	0	1	0	.188	.268	.313	.580
10	Pirates	2	6/14/2022	.000	0	2	60	2	8	2	0	1	2	4	1	16	0	0	65	13	3	0	0	0	4	.133	.200	.217	.417
11	Pirates	2	5/7/2022	.500	1	1	73	10	21	5	0	4	10	7	1	26	0	0	81	38	9	0	0	0	1	.288	.358	.521	.879
12	Pirates	2	5/4/2022	.500	1	1	65	9	16	4	1	2	7	7	1	12	1	1	74	28	7	0	1	0	3	.246	.324	.431	.755
13	Pirates	2	8/14/2021	.500	1	1	60	14	23	5	0	1	14	5	0	13	1	0	66	31	6	1	0	0	2	.383	.431	.517	.947
14	Pirates	2	7/10/2021	.500	1	1	55	8	14	2	0	3	8	7	0	18	1	0	62	25	5	0	0	1	1	.255	.339	.455	.793
15	Pirates	2	5/29/2021	1.000	2	0	50	11	15	2	2	3	10	6	0	12	0	0	58	30	7	0	2	0	0	.300	.362	.600	.962
16	Pirates	2	4/21/2021	.500	1	1	51	5	10	2	0	1	5	6	0	13	1	0	57	15	3	0	0	0	1	.196	.281	.294	.575
17	Pirates	2	9/18/2020	.000	0	2	51	7	8	0	0	1	6	10	0	17	1	0	62	11	1	0	1	0	0	.157	.290	.216	.506
18	Pirates	2	9/14/2020	.000	0	2	53	5	12	1	0	3	5	5	1	25	1	1	59	22	4	0	0	0	0	.226	.305	.415	.720
19	Pirates	2	9/4/2020	.500	1	1	54	6	14	3	2	0	4	4	0	18	0	0	58	21	5	0	0	0	3	.259	.310	.389	.699
20	Pirates	2	8/27/2020	1.000	2	0	59	6	12	0	0	0	5	4	0	7	0	0	63	12	0	0	0	0	1	.203	.254	.203	.457
21	Pirates	2	5/27/2019	.500	1	1	71	9	20	4	1	2	9	6	2	17	0	0	80	32	7	0	1	0	3	.282	.350	.451	.801
22	Pirates	2	7/14/2018	1.000	2	0	62	8	15	1	0	7	8	5	0	16	0	1	67	37	8	0	0	0	0	.242	.299	.597	.895
23	Pirates	2	4/25/2018	.500	1	1	80	18	29	4	0	3	17	10	0	13	0	0	91	42	7	1	0	1	0	.363	.433	.525	.958
24	Pirates	2	4/1/2018	1.000	2	0	64	9	16	4	0	3	8	5	1	14	1	2	71	29	7	0	1	0	2	.250	.310	.453	.763
25	Pirates	2	9/17/2016	1.000	2	0	73	17	22	4	0	2	15	19	0	12	1	0	95	32	6	1	2	1	3	.301	.436	.438	.875