worst records of all-time single season MLB

	LEAGUE	REC	SEASON	W%	G	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	NL	1267-1323	2006	.489	2,590	1,267	1,323	88,844	12,337	23,501	4,834	561	2,840	11,748	8,600	1,030	17,426	1,515	610	100,383	37,977	8,235	1,190	719	881	2,039	.265	.334	.427	.761
2	AL	1190-1238	2024	.490	2,428	1,190	1,238	81,560	10,378	19,551	3,808	337	2,714	9,903	7,380	1,054	20,503	1,654	474	90,793	32,175	6,859	186	613	267	1,614	.240	.309	.394	.703
3	NL	1271-1317	2008	.491	2,588	1,271	1,317	88,595	11,741	23,071	4,729	478	2,608	11,203	8,816	856	18,050	1,482	547	99,995	36,580	7,815	1,049	679	780	1,985	.260	.331	.413	.744
4	AL	1198-1232	2023	.493	2,430	1,198	1,232	82,324	11,066	20,315	4,129	342	2,925	10,609	7,693	1,046	21,261	1,681	444	91,834	33,903	7,396	183	588	249	1,705	.247	.317	.412	.729
5	NL	1197-1231	2021	.493	2,428	1,197	1,231	80,604	10,832	19,522	3,907	354	2,885	10,337	8,108	1,138	21,272	1,065	362	90,932	32,792	7,146	536	546	458	1,656	.242	.318	.407	.725
6	NL	1198-1232	2015	.493	2,430	1,198	1,232	82,652	9,996	20,947	4,076	480	2,275	9,508	7,026	776	19,165	1,320	531	91,776	32,808	6,831	747	575	552	1,878	.253	.316	.397	.713
7	AL	1198-1230	2019	.493	2,428	1,198	1,230	83,557	11,859	21,154	4,318	385	3,478	11,330	7,916	936	21,415	1,147	435	93,249	36,676	8,181	245	595	275	1,728	.253	.323	.439	.762
8	NL	1198-1228	2016	.494	2,428	1,198	1,228	82,635	10,774	20,977	4,100	502	2,657	10,249	7,723	881	19,886	1,388	553	92,521	34,052	7,259	675	607	590	1,802	.254	.322	.412	.734
9	NL	1280-1312	2012	.494	2,592	1,280	1,312	87,814	10,929	22,283	4,453	558	2,434	10,370	7,813	769	19,808	1,728	635	98,048	35,154	7,445	1,024	628	634	1,840	.254	.318	.400	.718
10	NL	1202-1228	2014	.495	2,430	1,202	1,228	82,491	9,600	20,562	4,005	459	2,025	9,109	6,929	822	19,196	1,370	543	91,726	31,560	6,489	886	598	514	1,755	.249	.312	.383	.694
11	AL	1123-1145	2003	.495	2,270	1,123	1,145	78,311	11,033	20,931	4,170	443	2,499	10,505	7,223	882	13,805	1,279	547	87,625	33,484	7,112	533	676	536	1,786	.267	.333	.428	.761
12	NL	1283-1307	2009	.495	2,590	1,283	1,307	87,884	11,481	22,741	4,606	561	2,482	10,927	8,926	865	18,282	1,429	591	99,531	35,915	7,649	1,138	718	770	1,979	.259	.331	.409	.739
13	AL	1122-1142	1997	.496	2,264	1,122	1,142	78,235	11,164	21,171	4,097	398	2,477	10,592	7,962	676	14,617	1,491	723	88,160	33,495	6,972	547	740	540	1,795	.271	.340	.428	.768
14	NL	1286-1308	2007	.496	2,594	1,286	1,308	89,489	12,208	23,796	4,898	505	2,705	11,664	8,576	934	17,449	1,564	506	100,796	37,819	8,108	1,045	752	791	2,063	.266	.334	.423	.757
15	AL	1122-1141	1999	.496	2,265	1,122	1,141	78,126	11,725	21,447	4,121	419	2,635	11,140	8,289	780	13,966	1,462	689	88,415	34,311	7,175	507	713	431	1,914	.275	.347	.439	.786
16	NL	1205-1225	2017	.496	2,430	1,205	1,225	82,533	11,139	20,985	4,203	461	2,935	10,657	8,044	879	20,310	1,255	476	92,663	34,915	7,599	653	554	609	1,846	.254	.325	.423	.748
17	NL	1285-1306	2000	.496	2,593	1,285	1,306	88,743	12,976	23,594	4,632	532	3,005	12,317	9,735	898	17,344	1,627	736	101,247	38,305	8,169	1,062	809	753	1,978	.266	.342	.432	.773
18	NL	1286-1306	2005	.496	2,594	1,286	1,306	88,120	11,535	23,058	4,754	468	2,580	10,982	8,396	980	16,880	1,349	560	99,316	36,488	7,802	1,151	669	768	2,052	.262	.330	.414	.744
19	AL	1207-1223	2018	.497	2,430	1,207	1,223	82,710	10,999	20,615	4,271	390	2,900	10,490	7,637	1,003	20,206	1,259	468	92,235	34,366	7,561	259	626	324	1,763	.249	.318	.415	.734
20	NL	1288-1304	2010	.497	2,592	1,288	1,304	87,886	11,211	22,423	4,470	498	2,404	10,688	8,411	822	19,092	1,454	588	98,800	35,101	7,372	1,006	675	759	1,917	.255	.324	.399	.723
21	NL	1208-1222	2025	.497	2,430	1,208	1,222	81,876	10,871	20,209	3,874	361	2,705	10,421	7,830	930	20,073	1,727	503	91,632	32,920	6,940	310	686	258	1,563	.247	.317	.402	.719
22	NL	1290-1302	2001	.498	2,592	1,290	1,302	88,100	12,186	23,027	4,613	488	2,952	11,580	8,567	969	17,908	1,456	735	99,449	37,472	8,053	1,074	739	865	1,925	.261	.331	.425	.756
23	NL	1290-1300	2011	.498	2,590	1,290	1,300	88,119	10,691	22,263	4,394	487	2,281	10,159	8,032	816	18,900	1,679	642	98,744	34,474	7,162	1,137	640	759	1,802	.253	.319	.391	.710
24	NL	1211-1219	2013	.498	2,430	1,211	1,219	82,690	9,730	20,768	4,039	424	2,157	9,243	7,106	838	18,374	1,265	494	92,103	32,126	6,620	920	549	575	1,872	.251	.315	.389	.703
25	AL	1129-1135	2002	.499	2,264	1,129	1,135	77,788	10,892	20,519	4,218	433	2,464	10,371	7,325	851	14,233	1,236	579	87,173	32,995	7,115	499	710	488	1,760	.264	.331	.424	.755