Jerry Koosman

Position: Pitcher

Bats: Right • Throws: Left

6-2, 205lb (188cm, 92kg)

Born: December 23, 1942 in Appleton, MN us

High School: West Central School of Agriculture (Morris, MN)

School: University of Minnesota Morris (Morris, MN)

Debut: April 14, 1967 (Age 24-112d, 12,558th in major league history)
vs. PHI 2.2 IP, 0 H, 2 SO, 2 BB, 0 ER

Last Game: August 21, 1985 (Age 42-241d)
vs. LAD 0.2 IP, 5 H, 0 SO, 2 BB, 5 ER, L

Rookie Status: Exceeded rookie limits during 1968 season

Full Name: Jerome Martin Koosman

Nicknames: Kooz

View Player Info from the B-R Bullpen

View Player Bio from the SABR BioProject

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SUMMARY

Career

WAR

53.6

222

209

ERA

3.36

612

527

3839.1

2556

WHIP

1.259

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Team Record in Appearances: 11-27 / in Starts: 9-23

Days of Rest

Run Support in Games Started

Total runs in Starts, Avg. is per 27 outs

Inning/Score Appearance Matrix

Multiple inning appearances: 37, Entered with runners on base: 4

1978 Pitching Game Log

Click two rows to sum games (Clear)

1978 Pitching Game Log
Rk	Gcar	Gtm	Date	Tm		Opp	Rslt	Inngs	Dec	DR	IP	H	R	ER	BB	SO	HR	HBP	ERA	FIP	BF	GB	FB	LD	PU	Unk	GSc	IR	IS	SB	CS	PO	AB	2B	3B	IBB	GDP	SF	ROE	aLI	WPA	acLI	cWPA	RE24	Entered	Exited
1	339	1	Apr 7	NYM		MON	W,3-1	CG	W(1-0)	99	9.0	8	1	1	0	7	1	0	1.00	2.47	34	14	5	1	0	8	74			0	0	0	34	1	0	0	1	0	0	1.05	0.389	1.63	0.36%	2.86	1t start tie	9t 3 out a2
2	340	6	Apr 11	NYM		CHC	L,2-4	GS-7	L(1-1)	3	6.1	7	2	2	3	3	0	0	1.76	2.72	26	7	13	7	1	0	51			0	2	1	23	2	0	1	0	0	0	1.09	0.025	1.94	0.03%	0.78	1t start tie	7t --- 1 out d2
3	341	10	Apr 16	NYM	@	MON	L,1-4	GS-6	L(1-2)	4	6.0	2	2	2	2	4	2	0	2.11	3.80	20	7	5	1	0	2	62			0	1	1	18	0	0	0	0	0	0	.55	-0.013	.92	-0.01%	0.62	1b start tie	6b 3 out d2
4	342	15	Apr 22	NYM	@	CHC	W,3-2	GS-6		5	6.0	3	2	1	2	2	0	0	1.98	3.61	23	10	8	3	2	1	60			1	0	0	21	0	0	0	1	0	0	.77	0.022	1.49	0.03%	0.97	1b start tie	6b 3 out d2
5	343	20	Apr 28	NYM		CIN	L,1-5	GS-5	L(1-3)	5	5.0	9	4	4	1	4	2	0	2.78	4.10	24	6	4	1	0	9	36			0	1	1	22	1	0	0	0	1	0	.74	-0.219	.90	-0.16%	-1.86	1t start tie	5t 3 out d4
May				Tm		Opp	Rslt	Inngs	Dec	DR	IP	H	R	ER	BB	SO	HR	HBP	ERA	FIP	BF	GB	FB	LD	PU	Unk	GSc	IR	IS	SB	CS	PO	AB	2B	3B	IBB	GDP	SF	ROE	aLI	WPA	acLI	cWPA	RE24	Entered	Exited
6	344	25	May 4	NYM	@	ATL	W,8-2	CG	W(2-3)	5	9.0	7	2	2	1	3	0	1	2.61	3.77	33	10	11	0	0	7	67			0	1	0	30	3	0	0	2	0	0	.58	0.278	.53	0.15%	2.50	1b start tie	9b 3 out a6
7	345	30	May 9	NYM	@	CIN	L,6-7	GS-5		4	5.0	4	4	4	4	2	0	1	3.11	3.88	24	7	6	1	1	4	41			1	0	0	19	1	0	0	0	0	0	1.31	-0.111	1.09	-0.06%	-1.77	1b start a 1	5b 3 out a1
8	346	35	May 17(1)	NYM		ATL	L,1-2	GS-10	L(2-4)	7	9.2	6	2	2	2	9	0	0	2.89	3.44	36	7	12	2	0	6	76			0	1	0	34	2	0	1	0	0	0	1.51	0.509	1.29	0.26%	2.89	1t start tie	10t 12- 2 out tie
9	347	40	May 21	NYM		PHI	W,6-5	GS-7		3	7.0	9	5	5	1	3	1	0	3.29	3.51	31	7	11	3	1	9	41			1	0	0	30	1	0	0	0	0	0	.59	-0.233	.74	-0.17%	-2.00	1t start tie	7t 3 out d1
10	348	44	May 26	NYM	@	HOU	L,4-5	GS-6	L(2-5)	4	6.0	7	5	4	2	3	2	0	3.52	3.80	27	12	5	0	0	5	41			1	1	0	25	0	0	0	0	0	0	1.04	-0.399	1.25	-0.29%	-2.53	1b start tie	6b 3 out d2
11	349	49	May 30	NYM		STL	L,2-8	GS-6	L(2-6)	3	6.0	10	4	4	2	4	0	0	3.72	3.68	26	7	3	0	0	10	38			0	1	1	24	2	0	0	1	0	0	.63	-0.222	.78	-0.17%	-1.43	1t start tie	6t 3 out d4
Jun				Tm		Opp	Rslt	Inngs	Dec	DR	IP	H	R	ER	BB	SO	HR	HBP	ERA	FIP	BF	GB	FB	LD	PU	Unk	GSc	IR	IS	SB	CS	PO	AB	2B	3B	IBB	GDP	SF	ROE	aLI	WPA	acLI	cWPA	RE24	Entered	Exited
12	350	53	Jun 4	NYM		SDP	L,2-5	GS-7	L(2-7)	4	7.0	7	5	5	5	6	1	0	3.95	3.78	30	8	4	0	0	7	44			0	1	0	25	2	0	2	1	0	0	1.10	-0.263	1.01	-0.15%	-2.00	1t start tie	7t 3 out d3
13	351	57	Jun 9	NYM		SFG	W,3-2	GS-7		4	7.0	5	2	2	3	6	0	1	3.84	3.69	29	9	7	0	2	3	62			0	1	0	23	1	0	1	1	0	1	1.09	0.051	.74	0.02%	1.00	1t start tie	7t 3 out d1
14	352	62	Jun 14	NYM	@	LAD	L,3-5	GS-7	L(2-8)	4	7.0	6	5	5	4	7	2	0	4.03	3.86	31	7	7	0	1	6	48			0	0	0	25	1	1	1	0	0	0	1.19	-0.400	.75	-0.15%	-1.91	1b start tie	7b 3 out d2
15	353	67	Jun 18(2)	NYM	@	SFG	L,3-4	GS-7		3	7.0	6	2	2	0	2	0	0	3.93	3.73	25	8	9	1	1	6	59			0	0	0	24	1	0	0	1	0	0	.64	-0.015	.31	-0.01%	1.00	1b start tie	7b 3 out d2
16	354	71	Jun 23	NYM		PIT	W,3-2	GS-7		4	7.0	7	2	2	3	4	0	0	3.85	3.67	30	13	4	0	0	6	56			1	0	1	26	1	0	0	0	0	0	1.49	-0.009	.66	0.00%	1.00	1t start tie	7t 3 out d1
17	355	76	Jun 28	NYM	@	CHC	L,8-9	GS-7		4	6.0	7	4	4	2	2	0	0	3.96	3.63	26	10	12	5	3	0	42			0	0	0	23	1	0	0	1	1	0	1.00	-0.008	.42	0.00%	0.14	1b start a 1	7b 123 0 out a3
Jul				Tm		Opp	Rslt	Inngs	Dec	DR	IP	H	R	ER	BB	SO	HR	HBP	ERA	FIP	BF	GB	FB	LD	PU	Unk	GSc	IR	IS	SB	CS	PO	AB	2B	3B	IBB	GDP	SF	ROE	aLI	WPA	acLI	cWPA	RE24	Entered	Exited
18	356	82	Jul 5	NYM		PHI	L,5-7	GS-6	L(2-9)	6	5.0	8	6	5	4	6	0	0	4.17	3.59	27	7	2	0	0	8	31			0	0	0	21	2	1	0	0	0	0	1.37	-0.549	.30	-0.07%	-5.66	1t start tie	6t 123 0 out d2
19	357	86	Jul 9	NYM		CHC	L,1-4	8-GF		3	2.0	2	1	0	1	1	0	0	4.10	3.58	8	2	4	2	1	0		0	0	0	1	1	7	0	0	0	0	0	0	.28	-0.043	.04	0.00%	-0.14	8t --- 0 out d2	9t end d 3
20	358	87	Jul 13	NYM	@	CIN	W,4-2	GS-7	W(3-9)	3	6.2	7	2	2	4	3	0	0	4.03	3.57	28	8	6	0	0	7	51			0	0	0	24	1	0	0	2	0	0	1.26	0.105	.10	0.01%	0.79	1b start tie	7b --3 2 out a1
21	359	93	Jul 18	NYM	@	ATL	L,3-4	CG	L(3-10)	4	8.2	6	4	4	4	1	1	1	4.03	3.70	36	10	14	2	3	6	53			0	0	0	30	1	0	0	1	1	0	1.29	-0.268	.08	-0.01%	0.27	1b start tie	9b 1-- 2 out d1
22	360	100	Jul 23	NYM		ATL	L,0-3	GS-8	L(3-11)	4	8.0	6	3	2	3	6	0	0	3.94	3.62	33	10	8	1	0	6	63			0	1	1	27	0	0	1	0	1	1	.88	-0.015	.07	0.00%	0.43	1t start tie	8t 3 out d3
23	361	105	Jul 28	NYM	@	HOU	L,3-4	GS-9		4	8.2	9	3	3	0	6	0	0	3.89	3.48	34	10	9	0	0	9	60			0	0	0	34	0	0	0	1	0	0	1.66	-0.132	.14	-0.01%	0.26	1b start tie	9b 1-3 2 out tie
Aug				Tm		Opp	Rslt	Inngs	Dec	DR	IP	H	R	ER	BB	SO	HR	HBP	ERA	FIP	BF	GB	FB	LD	PU	Unk	GSc	IR	IS	SB	CS	PO	AB	2B	3B	IBB	GDP	SF	ROE	aLI	WPA	acLI	cWPA	RE24	Entered	Exited
24	362	109	Aug 2	NYM	@	PHI	L,6-8	GS-4	L(3-12)	4	4.0	5	7	7	3	1	2	0	4.19	3.67	20	2	9	0	0	5	22			0	0	0	15	1	0	1	0	2	0	.73	-0.352	.07	-0.02%	-5.20	1b start tie	4b 3 out d7
25	363	112	Aug 6	NYM	@	STL	L,1-3	GS-6	L(3-13)	3	6.0	7	3	2	0	3	1	0	4.15	3.67	24	7	7	1	0	7	51			0	0	0	23	1	0	0	2	0	1	.67	-0.128	.02	0.00%	-0.35	1b start tie	6b 3 out d2
26	364	115	Aug 11	NYM		STL	L,1-4	GS-8		4	8.0	4	1	1	4	6	1	0	4.01	3.69	32	10	8	0	1	4	72			0	0	0	27	0	0	1	0	0	0	1.09	0.188	.02	0.00%	2.43	1t start tie	8t 3 out d1
27	365	119	Aug 16	NYM		SDP	L,1-2	GS-9		4	8.1	7	1	1	1	7	0	0	3.87	3.58	31	12	6	1	1	5	71			0	0	1	30	1	0	0	1	0	0	1.38	0.474	.00	0.00%	3.24	1t start tie	9t -2- 1 out a1
28	366	124	Aug 21	NYM		SFG	L,2-4	GS-10		4	10.0	8	2	0	2	13	0	0	3.67	3.43	40	10	7	0	1	8	83			2	1	0	37	1	0	0	0	1	1	1.44	0.525	.00	0.00%	2.29	1t start tie	10t 3 out tie
29	367	129	Aug 26	NYM	@	SDP	L,1-2	GS-6	L(3-14)	4	6.0	1	2	2	2	8	1	1	3.65	3.43	24	6	6	1	0	1	68			1	0	0	21	0	0	0	0	0	2	.51	-0.052	.00	0.00%	0.44	1b start tie	6b 3 out d2
Sept				Tm		Opp	Rslt	Inngs	Dec	DR	IP	H	R	ER	BB	SO	HR	HBP	ERA	FIP	BF	GB	FB	LD	PU	Unk	GSc	IR	IS	SB	CS	PO	AB	2B	3B	IBB	GDP	SF	ROE	aLI	WPA	acLI	cWPA	RE24	Entered	Exited
30	368	133	Sep 1	NYM	@	LAD	L,3-4	GS-11		5	11.0	10	3	3	5	6	0	0	3.59	3.40	46	14	11	0	1	10	66			0	0	0	38	1	0	2	1	1	0	2.09	0.237	.00	0.00%	1.86	1b start tie	11b 3 out tie
31	369	139	Sep 5	NYM	@	PIT	L,0-8	GS-5	L(3-15)	3	5.0	7	6	2	2	4	0	0	3.59	3.37	25	7	5	0	2	7	39			1	0	0	21	1	0	0	0	1	1	.66	-0.296	.00	0.00%	-3.66	1b start tie	5b 3 out d6
32	370	144	Sep 10	NYM		PIT	W,11-9	GS-7		4	6.1	10	7	7	2	4	0	2	3.77	3.37	33	10	5	0	0	10	27			0	0	0	28	0	0	0	0	1	0	1.31	-0.208	.00	0.00%	-2.83	1t start tie	7t 12- 1 out a2
33	371	148	Sep 15	NYM	@	PHI	W,5-4	GS-8		4	7.1	5	3	3	3	6	0	1	3.77	3.34	30	5	10	1	0	5	59			0	1	0	26	2	0	0	1	0	1	.97	-0.014	.00	0.00%	0.26	1b start a 1	8b -23 1 out a2
34	372	152	Sep 20	NYM	@	STL	W,7-6	8-GF	S(1)	4	1.1	2	1	1	2	0	0	0	3.78	3.36	8	3	1	0	0	2		1	1	0	0	0	4	0	0	0	0	1	0	3.20	0.066	.00	0.00%	-1.22	8b --3 2 out a3	9b end a 1
35	373	154	Sep 23(1)	NYM		PHI	L,0-1	8-GF		2	2.0	1	0	0	2	0	0	0	3.75	3.38	8	3	2	0	1	1		0	0	1	0	0	6	0	0	0	1	0	0	.85	0.073	.00	0.00%	0.86	8t --- 0 out d1	9t end d 1
36	374	157	Sep 25	NYM		STL	L,0-3	7-GF		1	2.2	3	0	0	1	6	0	0	3.71	3.34	12	0	2	0	0	3		2	1	0	0	0	11	1	0	0	0	0	0	.38	-0.020	.00	0.00%	0.69	7t 12- 1 out d2	9t end d 3
37	375	159	Sep 29(1)	NYM	@	CHC	W,3-2	8-GF	S(2)	3	1.2	1	0	0	0	1	0	0	3.68	3.32	6	2	3	1	0	0		1	0	1	0	0	6	0	0	0	0	0	0	3.10	0.346	.00	0.00%	1.02	8b 1-- 1 out a1	9b end a 1
38	376	161	Sep 30	NYM	@	CHC	L,5-7	8-GF(8)	BS(1)	0	0.2	2	2	2	2	1	0	0	3.75	3.34	6	1	1	1	0	1		2	2	0	0	0	4	0	0	0	0	0	0	2.28	-0.479	.00	0.00%	-2.82	8b 1-3 1 out a1	8b end d 3
							11-27		W-L:3-15,Sv:2,BSv:1	3.8	235.1	221	110	98	84	160	17	8	3.75	3.34	986	1.14		7%	4%	194	54	6	67%	11	14	8	866	33	2	11	19	11	8	1.12	-1.160	.49	-0.42%	-6.81

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