We're hiring a Senior DevOps Engineer! Come build with Sports Reference. Apply now.

Bob Knepper vs. Ken Dayley: Head-to-Head Stats Comparison

Compare players and teams or see head to head results between teams, players, player vs. team, or batter vs. pitcher. • Tutorial Video • Sample Searches • Data Coverage

THIS QUESTION WAS ANSWERED USING

POWERED BY

Your All Access Pass to the Baseball Database Go beyond the basics. Become a Stathead

Start Your FREE Trial

Show Criteria

Compare Players

Head-to-head stats or multi-player comparisons

Compare Teams

Head-to-head results and comparisons

Player vs. Team

Head-to-head stats for a single player against a team

Today's Probables

Today's starting pitchers vs. opponents

Search Criteria

Seasons

All seasons

Choose season(s) for each choice

Choose same season(s) for all choices

Player 1

Javascript is required for the selection of a player.

Choice is: Bob Knepper

Player 2

Javascript is required for the selection of a player.

Choice is: Ken Dayley

Player 3

Javascript is required for the selection of a player.

Type name to select an option

Player 4

Javascript is required for the selection of a player.

Type name to select an option

Player 5

Javascript is required for the selection of a player.

Type name to select an option

Player 6

Javascript is required for the selection of a player.

Type name to select an option

Team 1

Team 2

You have edited your search criteria

or keep editing your search

Fetching Results

3.4

385

33

573.2

33-45

39

3.64

104

406

16.6

225

9.2

WAR

G

GS

IP

W-L

SV

ERA

ERA+

SO

K%

BB

BB%

21.8

445

413

2708.0

146-155

1

3.68

95

1473

12.8

857

7.5

1

Championships

All-Star

2

Bob Knepper vs. Ken Dayley: Pitching Comparison

Bob Knepper vs. Ken Dayley: Totals

Bob Knepper vs. Ken Dayley: Totals Table
Rk	Player	Age	From	To	W	L	W-L%	ERA	G	GS	GF	CG	SHO	SV	IP	H	R	ER	HR	BB	IBB	SO	HBP	BK	WP	BF	BR	ERA+	FIP	WHIP	H9	HR9	BB9	SO9
1	Ken Dayley	23-34	1982	1993	33	45	.423	3.64	385	33	145	0	0	39	573.2	564	273	232	42	225	49	406	8	1	26	2450	825	104	3.52	1.375	8.8	0.7	3.5	6.4
2	Bob Knepper	22-36	1976	1990	146	155	.485	3.68	445	413	10	78	30	1	2708.0	2737	1258	1106	228	857	78	1473	47	13	60	11488	3814	95	3.74	1.327	9.1	0.8	2.8	4.9

Bob Knepper vs. Ken Dayley: Totals Table
Rk	Player	Age	From	To	W	L	W-L%	ERA	G	GS	GF	CG	SHO	SV	IP	H	R	ER	HR	BB	IBB	SO	HBP	BK	WP	BF	BR	ERA+	FIP	WHIP	H9	HR9	BB9	SO9
1	Ken Dayley	26-28	1985	1987	1	0	1.000	0.44	16	0	8	0	0	5	20.2	6	1	1	1	6	0	15	1	0	0	72	13		1.24	0.581	2.6	0.4	2.6	6.5
2	Bob Knepper	27-32	1981	1986	0	1	.000	3.98	3	3	0	0	0	0	20.1	19	10	9	2	3	1	13	0	0	1	85	25		3.17	1.082	8.4	0.9	1.3	5.8

Bob Knepper vs. Ken Dayley: Value

Bob Knepper vs. Ken Dayley: Value Table
Rk	Player	Age	From	To	G	GS	IP	WAR	WAA
1	Ken Dayley	23-34	1982	1993	385	33	573.2	3.0	-2.2
2	Bob Knepper	22-36	1976	1990	445	413	2708.0	20.9	-2.3

Bob Knepper vs. Ken Dayley: Totals Against

Bob Knepper vs. Ken Dayley: Totals Against Table
Rk	Player	Age	From	To	G	GS	IP	BR	AB	1B	2B	3B	SB	CS	SB%	PO	GIDP	SH	SF	BA	OBP	SLG	OPS	OPS+	ISO	BAbip	RC	TB	XBH	TOB	TOBwe
1	Ken Dayley	23-34	1982	1993	385	33	573.2	825	2164	414	94	14	46	20	69.70	0	54	33	20	.261	.330	.375	.705	99	.115	.301	275	812	150	797	825
2	Bob Knepper	22-36	1976	1990	445	413	2708.0	3814	10373	1961	464	84	235	110	68.12	13	262	134	73	.264	.321	.391	.712	107	.127	.287	1320	4053	776	3641	3814

Bob Knepper vs. Ken Dayley: Totals Against Table
Rk	Player	Age	From	To	G	GS	IP	BR	AB	1B	2B	3B	SB	CS	SB%	PO	GIDP	SH	SF	BA	OBP	SLG	OPS	OPS+	ISO	BAbip	RC	TB	XBH	TOB	TOBwe
1	Ken Dayley	26-28	1985	1987	16	0	20.2	13	65	4	1	0	0	1	0.00	0	2	0	0	.092	.181	.154	.334		.062	.102	2	10	2	13	13
2	Bob Knepper	27-32	1981	1986	3	3	20.1	25	81	14	2	1	0	0		0	1	1	0	.235	.262	.358	.620		.123	.258	7	29	5	22	25

Bob Knepper vs. Ken Dayley: Starting & Relieving

Bob Knepper vs. Ken Dayley: Starting & Relieving Table
					Starting Pitching			Relief Pitching
Rk	Player	Age	From	To	QS	QS%	GmScA	IR	IS	IS%	BSv	SV%	GF	GR
1	Ken Dayley	23-34	1982	1993	9	27	45.2	301	90	30	26	60.0	145	352
2	Bob Knepper	22-36	1976	1990	230	56	51.3	17	9	53	1	50.0	10	32

Bob Knepper vs. Ken Dayley: Starting & Relieving Table
					Starting Pitching			Relief Pitching
Rk	Player	Age	From	To	QS	QS%	GmScA	IR	IS	IS%	BSv	SV%	GF	GR
1	Ken Dayley	26-28	1985	1987	0			16	3	19	0	100.0	8	16
2	Bob Knepper	27-32	1981	1986	2	67	53.7						0	0

Bob Knepper vs. Ken Dayley: Ratios

Bob Knepper vs. Ken Dayley: Ratios Table
Rk	Player	Age	From	To	G	GS	IP	K%	BB%	K-BB%
1	Ken Dayley	23-34	1982	1993	385	33	573.2	16.6	9.2	7.4
2	Bob Knepper	22-36	1976	1990	445	413	2708.0	12.8	7.5	5.4

Bob Knepper vs. Ken Dayley: Ratios Table
Rk	Player	Age	From	To	G	GS	IP	K%	BB%	K-BB%
1	Ken Dayley	26-28	1985	1987	16	0	20.2	20.8	8.3	12.5
2	Bob Knepper	27-32	1981	1986	3	3	20.1	15.3	3.5	11.8

Bob Knepper vs. Ken Dayley: Pitch Summary

Bob Knepper vs. Ken Dayley: Pitch Summary Table
Rk	Player	Age	From	To	G	GS	IP	Pit	Pit/GS	Str	Str%
1	Ken Dayley	23-34	1982	1993	385	33	573.2
2	Bob Knepper	22-36	1976	1990	445	413	2708.0		94

Bob Knepper vs. Ken Dayley: Pitch Summary Table
Rk	Player	Age	From	To	G	GS	IP	Pit	Pit/GS	Str	Str%
1	Ken Dayley	26-28	1985	1987	16	0	20.2	251		157	62.55
2	Bob Knepper	27-32	1981	1986	3	3	20.1	202	101	137	67.82

Bob Knepper vs. Ken Dayley: Head-to-Head Pitching

Bob Knepper vs. Ken Dayley: Totals

Bob Knepper vs. Ken Dayley: Totals Table
Rk	Player	W	L	W-L%	ERA	G	GS	GF	CG	SHO	SV	IP	H	R	ER	HR	BB	IBB	SO	HBP	BK	WP	BF	WHIP	H9	HR9	BB9	SO9
1	Bob Knepper	3	1	.750	4.34	8	8	0	1	0	0	45.2	54	26	22	5	10	0	14	1	0	0	194	1.401	10.6	1.0	2.0	2.8
2	Ken Dayley	1	1	.500	2.35	8	0	4	0	0	1	7.2	9	6	2	0	2	1	6	0	0	0	34	1.435	10.6	0.0	2.3	7.0

Bob Knepper vs. Ken Dayley: Game Logs

Subscribe to Stathead Baseball for full results.

Go inside the Baseball Reference database and access the sports search engine that was made for fans like you. Subscriptions start at just $9/month. Learn More.

Get your first month FREE

Already a subscriber? Log in for full results.

Bob Knepper vs. Ken Dayley: Game Logs Table
Rk	Player	Team	Date	App,Dec	IP	H	R	ER	UER	HR	BB	IBB	SO	HBP	BK	WP	BF	BR	AB	1B	2B	3B	SB	CS	PO	TB	GIDP	SH	SF	XBH	GmSc	Pit	Str	WPA	RE24	IR	IS	aLI	DFS(DK)	DFS(FD)
1	Ken Dayley	STL	1989-05-18	9-GF(10), W	2.0	1	0	0	0	0	0	0	1	0	0	0	7	1	7	1	0	0	0	0	0	1	0	0	0	0		26	19	0.3	0.85	0	0	2.06
2	Bob Knepper	HOU	1989-05-18	GS-7	6.0	9	3	3	0	1	3	0	1	1	0	0	30	13	24	7	1	0	0	0	0	13	1	2	0	2	40	98	58	-0.3	-1.41			1.30
3	Ken Dayley	STL	1988-09-04	8-GF(8)	0.1	0	0	0	0	0	0	0	0	0	0	0	1	0	1	0	0	0	0	0	0	0	0	0	0	0		2	1	0.0	0.20	1	0	0.43
4	Bob Knepper	HOU	1988-09-04	GS-6, W	5.0	8	3	1	2	1	2	0	1	0	0	0	24	10	22	5	2	0	0	0	0	13	2	0	0	3	42	90	54	0.0	-0.30			1.04
5	Ken Dayley	STL	1987-05-23	8-8, H	0.2	0	0	0	0	0	0	0	0	0	0	0	1	0	1	0	0	0	0	0	0	0	1	0	0	0				0.1	0.51	1	0	3.33
6	Bob Knepper	HOU	1987-05-23	GS-3, L	3.0	4	4	4	0	1	2	0	0	0	0	0	15	6	12	3	0	0	0	0	0	7	0	0	1	1	33			-0.3	-2.55			1.10
7	Ken Dayley	STL	1986-05-27	8-9, BL	0.2	2	2	0	2	0	0	0	0	0	0	0	4	2	4	1	0	1	1	0	0	4	0	0	0	1				-0.6	-2.23	2	2	2.21
8	Bob Knepper	HOU	1986-05-27	GS-7	7.0	7	3	3	0	1	1	0	2	0	0	0	27	8	24	4	2	0	0	1	0	12	1	2	0	3	52			-0.2	0.24			1.39
9	Ken Dayley	STL	1985-08-31	8-GF	2.0	1	0	0	0	0	1	1	2	0	0	0	8	2	7	0	1	0	0	0	0	2	0	0	0	1				0.1	1.51	1	0	0.53
10	Bob Knepper	HOU	1985-08-31	CG, W	9.0	5	1	1	0	0	0	0	3	0	0	0	30	5	29	3	2	0	0	1	0	7	1	0	1	2	76			0.4	3.07			1.24
11
12
13
14
15
16

Bob Knepper vs. Ken Dayley: Batter vs. Pitcher

Ken Dayley (Pitcher) vs. Bob Knepper (Batter): Year-by-Year Totals

Ken Dayley (Pitcher) vs. Bob Knepper (Batter): Year-by-Year Totals Table
Rk	Year	PA	AB	H	2B	3B	HR	RBI	BB	SO	BA	OBP	SLG	OPS	SH	SF	IBB	HBP	GIDP
1	1985	1	1	0	0	0	0	0	0	0	.000	.000	.000	.000	0	0	0	0	0
	Totals	1	1	0	0	0	0	0	0	0	.000	.000	.000	.000	0	0	0	0	0

Ken Dayley (Pitcher) vs. Bob Knepper (Batter): Plate Appearances

Subscribe to Stathead Baseball for full results.

Go inside the Baseball Reference database and access the sports search engine that was made for fans like you. Subscriptions start at just $9/month. Learn More.

Get your first month FREE

Already a subscriber? Log in for full results.

Ken Dayley (Pitcher) vs. Bob Knepper (Batter): Plate Appearances Table
Cr#	Year	Date	B Tm	P Tm		Inn	RoB	Out	Pit(cnt)	Play Description
1	1985	1985-08-31	HOU	STL	ahead 1-3	t9	---	0		Groundout: 1B unassisted

Bob Knepper vs. Ken Dayley: Batting Comparison

Bob Knepper vs. Ken Dayley: Batting Totals

Bob Knepper vs. Ken Dayley: Batting Totals Table
Rk	Player	Age	From	To	G	PA	AB	R	H	2B	3B	HR	RBI	SB	CS	BB	SO	BA	OBP	SLG	OPS	OPS+	TB	GIDP	HBP	SH	SF	IBB
1	Ken Dayley	23-34	1982	1993	378	95	81	4	17	0	0	0	2	0	1	7	32	.210	.273	.210	.483	34	17	0	0	7	0	0
2	Bob Knepper	22-36	1976	1990	449	982	840	47	115	28	2	6	59	2	0	41	333	.137	.177	.196	.374	6	165	5	2	90	9	0

Bob Knepper vs. Ken Dayley: Batting Totals Table
Rk	Player	Age	From	To	G	PA	AB	R	H	2B	3B	HR	RBI	SB	CS	BB	SO	BA	OBP	SLG	OPS	TB	GIDP	HBP	SH	SF	IBB
1	Ken Dayley	26-28	1985	1987	16	3	3	0	1	0	0	0	0	0	0	0	1	.333	.333	.333	.667	1	0	0	0	0	0
2	Bob Knepper	27-32	1981	1986	3	7	6	0	0	0	0	0	0	0	0	1	2	.000	.143	.000	.143	0	0	0	0	0	0

Bob Knepper vs. Ken Dayley: Batting Value

Bob Knepper vs. Ken Dayley: Batting Value Table
Rk	Player	Age	From	To	G	PA	WAR	WAA	oWAR	dWAR	Rbat	Rdp	Rbaser	Rfield
1	Ken Dayley	23-34	1982	1993	378	95	0.4	0.4	0.4	0.0	-8	1	-1	0
2	Bob Knepper	22-36	1976	1990	449	982	0.9	0.9	0.8	0.2	-110	3	0	0

Bob Knepper vs. Ken Dayley: Batting Sabermetric

Bob Knepper vs. Ken Dayley: Batting Sabermetric Table
Rk	Player	Age	From	To	G	PA	XBH	TOB	TOBwe	Outs	RC	BAbip	RP	BtRuns	BtWins	ISO	AB/SO	SB%	SBatt
1	Ken Dayley	23-34	1982	1993	378	95	0	24	24	72	7	.347	6	-8	-0.8	.000	2.5	0.00	1
2	Bob Knepper	22-36	1976	1990	449	982	36	158	166	829	37	.214	100	-107	-11.0	.060	2.5	100.00	2

Bob Knepper vs. Ken Dayley: Batting Sabermetric Table
Rk	Player	Age	From	To	G	PA	XBH	TOB	TOBwe	Outs	RC	BAbip	RP	BtRuns	BtWins	ISO	AB/SO	SB%	SBatt
1	Ken Dayley	26-28	1985	1987	16	3	0	1	1	2	1	.500	0			.000	3.0		0
2	Bob Knepper	27-32	1981	1986	3	7	0	1	1	6	0	.000	0			.000	3.0		0

Bob Knepper vs. Ken Dayley: Batting Win Probability

Bob Knepper vs. Ken Dayley: Batting Win Probability Table
Rk	Player	Age	From	To	G	PA	WPA	WPA/LI	Clutch	RE24	REW	RE24/boLI	aLI
1	Ken Dayley	23-34	1982	1993	378	95	-0.6	-0.7	-0.1	-8.76	-0.9	-8.47	0.73
2	Bob Knepper	22-36	1976	1990	449	982	-11.0	-10.4	-1.3	-109.26	-11.6	-109.31	0.94

Bob Knepper vs. Ken Dayley: Head-to-Head Batting

Bob Knepper vs. Ken Dayley: Totals

Bob Knepper vs. Ken Dayley: Totals Table
Rk	Player	G	PA	AB	R	H	2B	3B	HR	RBI	SB	CS	BB	SO	BA	OBP	SLG	OPS	TB	GIDP	HBP	SH	SF	IBB
1	Bob Knepper	8	15	13	0	1	0	0	0	1	0	0	0	5	.077	.077	.077	.154	1	0	0	2	0	0
2	Ken Dayley	8	0	0	0	0	0	0	0	0	0	0	0	0					0		0	0

Bob Knepper vs. Ken Dayley: Game Logs

Subscribe to Stathead Baseball for full results.

Go inside the Baseball Reference database and access the sports search engine that was made for fans like you. Subscriptions start at just $9/month. Learn More.

Get your first month FREE

Already a subscriber? Log in for full results.

Bob Knepper vs. Ken Dayley: Game Logs Table
Rk	Player	Team	Date	GS	InnPl	BOP	PA	AB	R	H	2B	3B	HR	RBI	SB	CS	BB	SO	BA	OBP	SLG	OPS	TB	GIDP	HBP	SH	SF	IBB	aLI	WPA	acLI	cWPA	RE24	DFS(DK)	DFS(FD)	Pos
1	Ken Dayley	STL	1989-05-18		2	4	0	0	0	0	0	0	0	0	0	0	0	0					0		0	0										P
2	Bob Knepper	HOU	1989-05-18	*	7	9	2	1	0	0	0	0	0	1	0	0	0	0	.000	.000	.000	.000	0	0	0	1	0	0	2.16	-0.001	2.78	0.00%	-0.22			P
3	Ken Dayley	STL	1988-09-04		2	7	0	0	0	0	0	0	0	0	0	0	0	0					0		0	0										P
4	Bob Knepper	HOU	1988-09-04	*	6	9	2	2	0	1	0	0	0	0	0	0	0	0	.500	.500	.500	1.000	1	0	0	0	0	0	0.26	0.003	0.39	0.00%	0.10			P
5	Ken Dayley	STL	1987-05-23		2	9	0	0	0	0	0	0	0	0	0	0	0	0					0		0	0										P
6	Bob Knepper	HOU	1987-05-23	*	3	9	0	0	0	0	0	0	0	0	0	0	0	0					0		0	0										P
7	Ken Dayley	STL	1986-05-27		2	9	0	0	0	0	0	0	0	0	0	0	0	0					0		0	0										P
8	Bob Knepper	HOU	1986-05-27	*	8	9	2	2	0	0	0	0	0	0	0	0	0	1	.000	.000	.000	.000	0	0	0	0	0	0	0.52	-0.026	1.02	-0.03%	-0.24			P
9	Ken Dayley	STL	1985-08-31		2	5	0	0	0	0	0	0	0	0	0	0	0	0					0		0	0										P
10	Bob Knepper	HOU	1985-08-31	*	9	9	4	3	0	0	0	0	0	0	0	0	0	1	.000	.000	.000	.000	0	0	0	1	0	0	1.25	-0.099	0.01	0.00%	-1.02			P
11
12
13
14
15
16

Data coverage:

Game data: Game data is only available for the American League, National League, and Federal League. Since 1901 for regular season data, since 1933 for the All-Star Game, and since 1903 for the Postseason.

Season data: Since 1871. Stats relying on play-by-play data are complete back to 1969, nearly complete back to 1950, and mostly complete back to 1912. Postseason data since 1903.

Please see our data coverage page for details.

If you utilize material unique to a Sports Reference site for a tweet, an article, or for research for a broadcast or podcast, please strongly consider citing this site as the source for the material. It would be greatly appreciated and would help us continue to produce this material.