Highest Ratio of On-Base to Batting Average

In a recent thread, reader mcearlgrey asked about the greatest discrepancies between on-base percentage and batting average. Here are the highest ratios of OBP to BA since 1893:

Season (qualified for batting title):

OB/BA	Player	OBP	BA	Year	Age	Tm	PA	AB	R	H	BB	IBB	HBP	SLG	OPS
1.90	Jimmy Sheckard	.368	.194	1913	34	TOT	330	252	34	49	68	0	1	.238	.606
1.82	Jim Wynn	.377	.207	1976	34	ATL	584	449	75	93	127	1	0	.367	.744
1.82	Tony Smith	.329	.181	1910	26	BRO	414	321	31	58	69	0	2	.227	.556
1.79	Roy Cullenbine	.401	.224	1947	33	DET	607	464	82	104	137	0	0	.422	.823
1.78	Eddie Yost	.412	.231	1956	29	WSH	684	515	94	119	151	9	8	.336	.748
1.78	Gene Tenace	.415	.233	1977	30	SDP	581	437	66	102	125	10	13	.410	.824
1.75	Rob Deer	.314	.179	1991	30	DET	539	448	64	80	89	1	0	.386	.700
1.75	Gene Tenace	.392	.224	1978	31	SDP	515	401	60	90	101	8	11	.409	.801
1.74	Gene Tenace	.367	.211	1974	27	OAK	612	484	71	102	110	6	12	.411	.778
1.72	Jack Crooks	.408	.237	1893	27	STL	578	448	93	106	121	0	9	.306	.714
1.72	Max Bishop	.398	.232	1929	29	PHA	616	475	102	110	128	0	3	.316	.713
1.70	Rickey Henderson	.410	.241	1996	37	SDP	602	465	110	112	125	2	10	.344	.754
1.70	Gary Sheffield	.424	.250	1997	28	FLA	582	444	86	111	121	11	15	.446	.870
1.69	Jack Clark	.410	.242	1989	33	SDP	593	455	76	110	132	18	1	.459	.869
1.69	Max Bishop	.426	.252	1930	30	PHA	588	441	117	111	128	0	6	.408	.834
1.69	Mickey Tettleton	.419	.248	1994	33	DET	444	339	57	84	97	10	5	.463	.882
1.69	Eddie Joost	.348	.206	1947	31	PHA	682	540	76	111	114	0	4	.330	.678
1.69	Mickey Tettleton	.376	.223	1990	29	BAL	559	444	68	99	106	3	5	.381	.756
1.68	Barry Bonds	.609	.362	2004	39	SFG	617	373	129	135	232	120	9	.812	1.422
1.67	Mel Ott	.391	.234	1943	34	NYG	482	380	65	89	95	0	3	.418	.810
1.67	Goat Anderson	.343	.206	1907	27	PIT	510	413	73	85	80	0	6	.225	.568
1.66	Ralph Young	.313	.188	1918	29	DET	368	298	31	56	54	0	0	.218	.531
1.66	Mickey Tettleton	.396	.238	1995	34	TEX	547	429	76	102	107	5	7	.510	.906
1.66	Carlos Pena	.325	.196	2010	32	TBR	582	484	64	95	87	4	7	.407	.732
1.66	Paul Radford	.378	.228	1893	31	WHS	576	464	87	106	104	0	8	.293	.672
1.65	Charlie Gehringer	.363	.220	1941	38	DET	537	436	65	96	95	0	3	.303	.666

• Three by Tenace, three by Tettleton, two by Bishop.
• After Bonds's .362, the next-best BA is .252....

Career (min. 2,000 PAs):

OB/BA	Player	OBP	BA	PA	From	To	G	AB	R	H	BB	IBB	HBP	SLG	OPS
1.64	Wes Westrum	.356	.217	2849	1947	1957	920	2322	302	503	489	9	19	.373	.729
1.61	Gene Tenace	.388	.241	5525	1969	1983	1555	4390	653	1060	984	58	91	.429	.817
1.58	Eddie Lake	.366	.231	3199	1939	1950	836	2595	442	599	546	0	8	.323	.689
1.56	Ken Phelps	.374	.239	2287	1980	1990	761	1854	308	443	390	28	21	.480	.854
1.56	Max Bishop	.423	.271	5779	1924	1935	1340	4494	966	1216	1156	0	31	.366	.789
1.55	Eddie Yost	.394	.254	9175	1944	1962	2109	7346	1215	1863	1614	15	99	.371	.765
1.55	Jack Cust	.374	.242	2581	2001	2011	670	2107	311	510	444	12	12	.439	.813
1.54	Adam Dunn	.374	.243	6561	2001	2011	1570	5390	901	1312	1065	107	75	.503	.876
1.53	Mickey Tettleton	.369	.241	5745	1984	1997	1485	4698	711	1132	949	72	30	.449	.818
1.53	Eddie Stanky	.410	.268	5435	1943	1953	1259	4301	811	1154	996	0	35	.348	.758
1.51	Eddie Joost	.361	.239	6783	1936	1955	1575	5606	874	1339	1043	2	33	.366	.727
1.50	Mark McGwire	.394	.263	7660	1986	2001	1874	6187	1167	1626	1317	150	75	.588	.982
1.50	Randy Milligan	.391	.261	2594	1987	1994	703	2118	305	553	447	10	13	.420	.810
1.50	Joe Lahoud	.334	.223	2261	1968	1978	791	1925	239	429	309	21	16	.372	.706
1.49	Dick Dietz	.390	.261	2244	1966	1973	646	1829	226	478	381	30	13	.425	.815
1.49	Joe Ferguson	.358	.240	3624	1970	1983	1013	3001	407	719	562	64	9	.409	.767
1.49	Barry Bonds	.444	.298	12606	1986	2007	2986	9847	2227	2935	2558	688	106	.607	1.051
1.49	F.P. Santangelo	.364	.245	2073	1995	2001	665	1691	258	415	240	6	83	.351	.715
1.49	Don Buddin	.358	.241	2763	1956	1962	711	2289	342	551	410	16	18	.359	.717
1.49	Nick Johnson	.401	.270	3214	2001	2010	794	2611	421	705	511	42	70	.443	.844
1.48	Mark Bellhorn	.341	.230	2491	1997	2007	731	2107	324	484	346	6	17	.394	.735
1.48	John Cangelosi	.370	.250	2432	1985	1999	1038	2004	328	501	358	7	31	.319	.690
1.48	Roy Cullenbine	.408	.276	4787	1938	1947	1181	3879	627	1072	853	0	11	.432	.840
1.47	Carlos Pena	.352	.239	4901	2001	2011	1226	4113	631	982	683	44	58	.486	.838
1.47	Rob Deer	.324	.220	4512	1984	1996	1155	3881	578	853	575	27	32	.442	.766
1.47	Otto Velez	.369	.251	2174	1973	1983	637	1802	244	452	336	17	11	.441	.810
1.47	Harmon Killebrew	.376	.256	9831	1954	1975	2435	8147	1283	2086	1559	160	48	.509	.884
1.47	Mike Epstein	.358	.244	3393	1966	1974	907	2854	362	695	448	43	70	.424	.782
1.47	Steve Jeltz	.308	.210	2041	1983	1990	727	1749	183	367	248	32	3	.268	.576
1.47	Bernie Carbo	.387	.264	3320	1969	1980	1010	2733	372	722	538	50	19	.427	.814
1.46	Wayne Garrett	.350	.239	3913	1969	1978	1092	3285	438	786	561	50	12	.341	.691
1.46	Jim Wynn	.366	.250	8010	1963	1977	1920	6653	1105	1665	1224	84	27	.436	.802
1.46	John Henry	.303	.207	2245	1910	1918	687	1920	161	397	244	0	21	.254	.557
1.46	Ferris Fain	.424	.290	4904	1947	1955	1151	3930	595	1139	904	3	18	.396	.820
1.46	Darren Daulton	.357	.245	4336	1983	1997	1161	3630	511	891	629	58	24	.427	.784
1.46	Darrell Evans	.361	.248	10737	1969	1989	2687	8973	1344	2223	1605	141	35	.431	.792
1.45	Jim Thome	.403	.277	10127	1991	2011	2485	8259	1566	2287	1725	170	68	.556	.959
1.45	Ellie Rodriguez	.356	.245	2622	1968	1976	775	2173	220	533	332	29	55	.308	.664
1.45	Earl Torgeson	.385	.265	6037	1947	1961	1668	4969	848	1318	980	7	8	.417	.802
1.45	Bobby Morgan	.338	.233	2459	1950	1958	671	2088	286	487	327	1	8	.366	.704

• Bonds takes the triple crown among this group.

(Sorry about the font size in the tables; I haven't figured out how to control the appearance of tables pasted from Excel.)