which modern player has the worst career ops in april with at least 500 at bats

Martín Maldonado has the lowest career OPS with 500+ at-bats in the month of April, with an OPS of .495.

	NAME	OPS	AB	G	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG
1	Martín Maldonado M. Maldonado	.495	530	183	44	86	16	2	7	36	54	13	163	0	0	605	127	25	7	1	1	15	.162	.256	.240
2	Roger Metzger R. Metzger	.525	608	189	65	118	17	11	0	43	61	1	60	8	4	688	157	28	14	4	7	11	.194	.267	.258
3	Mark Belanger M. Belanger	.549	768	254	77	168	25	2	4	54	62	4	104	14	8	875	209	31	30	11	3	11	.219	.277	.272
4	Bert Campaneris B. Campaneris	.566	909	241	102	206	36	7	1	47	65	6	148	49	24	1,000	259	44	15	5	1	16	.227	.281	.285
5	Jose Lind J. Lind	.571	520	141	54	124	17	3	2	48	28	1	46	6	3	555	153	22	2	4	3	16	.238	.277	.294
6	Otis Nixon O. Nixon	.573	741	239	116	168	17	2	1	54	96	0	94	80	28	852	192	20	10	5	1	13	.227	.314	.259
7	Donie Bush D. Bush	.574	604	167	106	123	12	4	1	31	112	4		34		751	146	17	31				.204	.332	.242
8	Alfredo Griffin A. Griffin	.574	960	272	107	222	47	8	2	77	53	1	80	29	17	1,042	291	57	22	6	4	8	.231	.271	.303
9	Tim Foli T. Foli	.577	791	225	90	191	29	4	3	77	40	2	61	14	6	866	237	36	25	8	5	19	.241	.277	.300
10	Ozzie Guillen O. Guillen	.578	879	260	103	212	37	9	1	76	40	0	70	24	9	947	270	47	18	10	4	8	.241	.271	.307
11	Ivy Olson I. Olson	.579	578	148	68	136	16	7	1		37	5		14		633	169	24	13				.235	.287	.292
12	Roy McMillan R. McMillan	.584	668	203	76	139	21	0	12	51	71	8	63	3	2	769	196	33	19	3	2	15	.208	.291	.293
13	Roger Peckinpaugh R. Peckinpaugh	.588	526	150	58	120	11	5	1	58	66	0	48	13		615	144	17	23				.228	.314	.274
14	Joe Girardi J. Girardi	.590	630	193	64	152	30	3	1	52	35	7	101	11	4	685	191	34	8	5	3	14	.241	.287	.303
15	Jackie Bradley Jr. J. Bradley Jr.	.591	578	182	70	114	30	8	6	55	57	14	167	12	2	655	178	44	2	4	0	11	.197	.283	.308
16	Maury Wills M. Wills	.593	849	214	113	207	20	9	0	47	75	1	75	61	22	940	245	29	10	5	3	11	.244	.304	.289
17	Bob Aspromonte B. Aspromonte	.596	558	159	46	132	15	5	4	43	45	2	55	4	1	617	169	24	7	5	9	17	.237	.293	.303
18	Rey Sanchez R. Sanchez	.597	740	238	73	185	23	6	4	65	30	7	83	13	7	799	232	33	16	6	3	20	.250	.284	.314
19	Bucky Dent B. Dent	.597	536	170	59	126	25	2	4	44	38	2	37	1	5	593	167	31	12	5	0	10	.235	.286	.312
20	Julian Javier J. Javier	.601	616	168	86	148	20	3	8	39	28	6	84	11	7	656	198	31	4	2	5	12	.240	.279	.321
21	Luis Alicea L. Alicea	.603	545	176	71	121	24	5	2	40	64	5	105	10	1	625	161	31	8	3	5	8	.222	.308	.295
22	Everett Scott E. Scott	.603	559	157	62	141	17	4	3	55	29	1	28	11		625	175	24	36				.252	.290	.313
23	Nick Ahmed N. Ahmed	.604	570	178	62	124	25	2	13	58	37	2	123	8	7	612	192	40	2	1	4	17	.218	.267	.337
24	Gene Richards G. Richards	.605	524	147	69	121	15	5	3	35	58	2	71	31	11	588	155	23	2	2	6	13	.231	.309	.296
25	Geoff Blum G. Blum	.610	517	213	44	118	22	2	8	47	41	3	84	0	0	568	168	32	0	7	5	14	.228	.285	.325