players with at obp of at least 400 and less than 50 strikeouts and at least 400 pa in a season

Dan Brouthers had an on-base percentage of .471 with <50 strikeouts and when making 400+ plate appearances in 1891.

Interpreted as:

players with at obp of at least 400 or higher and less than 50 strikeouts and at least 400 pa in a season

	NAME	OBP	SO	PA	SEASON	TM	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SB	TB	XBH	AVG	SLG	OPS	wRC	WRAA	wOBA	wRC+	BRAA
1	Dan Brouthers D. Brouthers	.471	20	597	1891	BSA	130	486	117	170	26	19	5	109	87	24	31	249	50	.350	.512	.983	154	66.5	.471	164	60.2
2	Hugh Duffy H. Duffy	.408	29	601	1891	BSA	127	536	134	180	20	8	9	110	61	4	85	243	37	.336	.453	.861	127	39.6	.414	135	33.2
3	Billy Hamilton B. Hamilton	.453	28	636	1891	PHN	133	527	141	179	23	7	2	60	102	7	111	222	32	.340	.421	.874	144	51.1	.432	150	47.7
4	Dummy Hoy D. Hoy	.424	25	688	1891	STL	139	559	134	163	13	5	5	64	117	12	59	201	23	.292	.360	.784	136	35.9	.397	121	22.6
5	Tip O'Neill T. O'Neill	.404	33	584	1891	STL	127	514	111	166	28	4	10	95	61	9	25	232	42	.323	.451	.855	123	37.5	.412	129	26.2
6	Curt Welch C. Welch	.400	42	627	1891	BAL	132	514	122	138	22	10	3	55	77	36	50	189	35	.268	.368	.768	119	27.1	.386	119	18.7
7	Dan Brouthers D. Brouthers	.432	30	688	1892	BKN	152	588	121	197	30	20	5	124	84	16	31	282	55	.335	.480	.911	154	62.1	.437	164	61.3
8	Cupid Childs C. Childs	.443	20	684	1892	CLE	145	558	136	177	14	11	3	53	117	9	26	222	28	.317	.398	.841	142	51.5	.417	147	44.3
9	Roger Connor R. Connor	.420	39	686	1892	PHI	155	564	123	166	37	11	12	73	116	6	22	261	60	.294	.463	.883	147	55.7	.425	154	51.3
10	Billy Hamilton B. Hamilton	.423	29	643	1892	PHI	139	554	132	183	21	7	3	53	81	8	57	227	31	.330	.410	.833	130	44.2	.409	145	40.1
11	Cap Anson C. Anson	.415	12	467	1893	CHI	103	398	70	125	24	2	0	91	68	1	13	153	26	.314	.384	.800	92	16.8	.397	115	12
12	Jesse Burkett J. Burkett	.459	23	616	1893	CLE	125	511	145	178	25	15	6	82	98	7	39	251	46	.348	.491	.951	153	53.6	.455	144	46.3
13	Cupid Childs C. Childs	.463	12	609	1893	CLE	124	485	145	158	19	10	3	65	120	4	23	206	32	.326	.425	.888	143	44.7	.439	136	37.5
14	Roger Connor R. Connor	.413	26	605	1893	NYG	135	511	111	156	25	8	11	105	91	3	24	230	44	.305	.450	.863	129	30.7	.414	129	29.4
15	Jack Crooks J. Crooks	.408	37	578	1893	STL	128	448	93	106	10	9	1	48	121	9	31	137	20	.237	.306	.714	103	9.2	.374	106	6.1
16	George Davis G. Davis	.410	20	600	1893	NYG	133	549	112	195	22	27	11	119	42	9	37	304	60	.355	.554	.964	143	45.6	.442	144	44.3
17	Ed Delahanty E. Delahanty	.423	20	652	1893	PHI	132	595	145	219	35	18	19	146	47	10	37	347	72	.368	.583	1.007	165	59.6	.460	150	55.1
18	Hugh Duffy H. Duffy	.416	13	611	1893	BSN	131	560	147	203	23	7	6	118	50	1	44	258	36	.363	.461	.876	132	33.4	.418	124	25.1
19	Billy Hamilton B. Hamilton	.490	7	431	1893	PHI	82	355	110	135	22	7	5	44	63	13	43	186	34	.380	.524	1.014	118	48.5	.484	162	45.5
20	Bug Holliday B. Holliday	.401	22	576	1893	CIN	126	500	108	155	24	10	5	89	73	3	32	214	39	.310	.428	.829	115	22	.400	118	18
21	Joe Kelley J. Kelley	.401	44	583	1893	BAL	125	502	120	153	27	16	9	76	77	4	33	239	52	.305	.476	.877	124	29.4	.413	124	23.4
22	Denny Lyons D. Lyons	.430	29	596	1893	PIT	131	490	103	150	19	16	3	105	97	9	19	210	38	.306	.429	.858	129	32.9	.419	130	30.6
23	Tommy McCarthy T. McCarthy	.429	10	529	1893	BSN	116	462	107	160	28	6	5	111	64	3	46	215	39	.346	.465	.894	119	33.7	.428	130	26.6
24	John McGraw J. McGraw	.454	11	597	1893	BAL	127	480	123	154	9	10	5	64	101	16	38	198	24	.321	.413	.866	136	39.2	.431	133	33.1
25	Bid McPhee B. McPhee	.401	20	589	1893	CIN	127	491	101	138	17	11	3	68	94	4	25	186	31	.281	.379	.779	111	15.6	.386	111	11.4