fastest mlb team to reach 50 losses in one season all-time

The Cincinnati Reds had 56 losses in 1876.

Interpreted as:

fastest MLB team to reach 50 or more losses in one season all-time

	TEAM	L	SEASON	W	L%	G	W%	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	PA	TB	XBH	AVG	OBP	SLG	OPS
1	Reds	56	1876	9	.862	65	.138	2,372	238	555	51	12	4	132	41		136	2,413	642	67	.234		.271
2	Blues	55	1879	27	.671	82	.329	2,987	322	666	116	29	4	229	37		214	3,024	852	149	.223		.285
3	Trojans	56	1879	19	.747	77	.253	2,841	321	673	102	24	4	206	45		182	2,886	835	130	.237		.294
4	Reds	59	1880	21	.738	83	.263	2,895	296	649	91	36	7	209	75		267	2,970	833	134	.224		.288
5	Bisons	58	1880	24	.707	85	.293	2,962	331	669	104	37	3	240	90		327	3,052	856	144	.226		.289
6	Ruby Legs	50	1881	32	.610	83	.390	3,093	410	781	114	31	7	277	121		169	3,214	978	152	.253		.316
7	Ruby Legs	66	1882	18	.786	84	.214	2,984	379	689	109	57	16	275	113		303	3,097	960	182	.231		.322
8	Orioles	54	1882	19	.740	74	.260	2,579	272	537	58	23	4		73		215	2,652	653	85	.208		.253
9	Wolverines	58	1883	40	.592	101	.408	3,726	524	931	164	48	13	357	166		378	3,892	1,230	225	.250		.330
10	Orioles	68	1883	28	.708	96	.292	3,534	471	870	125	49	5		162		331	3,696	1,108	179	.246		.314
11	Alleghenys	67	1883	31	.684	98	.316	3,607	525	892	120	58	13		164		345	3,771	1,167	191	.247		.324
12	Buckeyes	65	1883	32	.670	97	.330	3,553	476	854	101	79	15		134		409	3,687	1,158	195	.240		.326
13	Gothams	50	1883	46	.521	98	.479	3,524	530	900	139	69	24	371	127		297	3,651	1,249	232	.255		.354
14	Quakers	81	1883	17	.827	99	.173	3,576	437	859	181	48	3	299	141		355	3,717	1,145	232	.240		.320
15	White Stockings	50	1884	62	.446	113	.554	4,182	834	1,176	162	50	142	659	264		469	4,446	1,864	354	.281		.446
16	Blues	77	1884	35	.688	113	.313	3,934	458	934	147	49	16	329	170		576	4,104	1,227	212	.237		.312
17	Wolverines	84	1884	28	.750	114	.250	3,970	445	825	114	47	31	297	207		699	4,177	1,126	192	.208		.284
18	Alleghenys	78	1884	30	.722	110	.278	3,689	406	777	105	50	2		143	41	411	3,873	988	157	.211	.248	.268	.516
19	Gothams	50	1884	62	.446	116	.554	4,124	693	1,053	149	68	22	497	249		492	4,373	1,404	239	.255		.340
20	Quakers	73	1884	39	.652	113	.348	3,998	549	934	149	39	14	343	209		512	4,207	1,203	202	.234		.301
21	Reds	51	1884	58	.468	111	.532	3,940	636	928	168	32	19		128		787	4,068	1,217	219	.236		.309
22	Atlantics	64	1884	40	.615	109	.385	3,763	476	845	112	47	16		179	16	417	3,958	1,099	175	.225	.263	.292	.555
23	Browns/Stogies	50	1884	41	.549	93	.451	3,212	438	742	127	26	10		119		505	3,331	951	163	.231		.296
24	Hoosiers	78	1884	29	.729	110	.271	3,813	462	890	129	62	20		125	22	561	3,960	1,203	211	.233	.262	.315	.577
25	Cowboys	63	1884	16	.797	82	.203	2,802	311	557	104	15	6		123		529	2,925	709	125	.199		.253