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

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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

Fielding stats are given overall and by position. In some cases, they will be identical.

1979 Fielding Game Log (overall)

1979 Fielding Game Log (overall)
Rk	Gtm	Date	Tm		Opp	Rslt	Inngs	BF	Inn	PO	A	E	Ch	DP	Pos
1	4 (3)	Apr 10	MIN	@	CAL	W,8-1	GS	35	7.2	0	2	0	2	0	P
2	9 (4)	Apr 15	MIN	@	SEA	W,18-6	CG	38	9.0	0	1	0	1	0	P
3	13 (3)	Apr 21	MIN		SEA	W,6-5	GS	31	6.2	0	0	0	0	0	P
4	17 (3)	Apr 27	MIN	@	DET	W,5-3	GS	30	8.0	1	1	0	2	0	P
May			Tm		Opp	Rslt	Inngs	BF	Inn	PO	A	E	Ch	DP	Pos
5	21 (3)	May 1	MIN	@	TOR	W,3-2	GS	29	6.0	0	2	0	2	0	P
6	26 (4)	May 6	MIN		DET	W,9-6	GS	32	7.1	1	1	0	2	0	P
7	30 (3)	May 12	MIN		CLE	W,4-0	GS	32	7.2	0	2	1	3	1	P
8	35 (4)	May 17	MIN	@	KCR	W,7-6	GS	34	8.0	1	3	0	4	1	P
9	39 (3)	May 22	MIN	@	TEX	L,3-4	GS	30	7.1	0	2	0	2	0	P
10	43 (3)	May 27	MIN		KCR	L,1-2	CG	33	9.0	0	2	0	2	1	P
Jun			Tm		Opp	Rslt	Inngs	BF	Inn	PO	A	E	Ch	DP	Pos
11	47 (3)	Jun 1	MIN		BOS	L,2-5	CG	36	9.0	1	3	0	4	0	P
12	52 (4)	Jun 6	MIN	@	NYY	L,2-3	GS	34	8.1	0	1	0	1	0	P
13	57 (4)	Jun 12	MIN		NYY	L,1-4	GS	37	8.2	0	0	0	0	0	P
14	61 (3)	Jun 17	MIN		BAL	L,5-8	GS	19	3.2	0	0	0	0	0	P
15	62	Jun 19	MIN	@	MIL	L,9-10		4	1.1	0	0	0	0	0	P
16	68 (5)	Jun 24 (2)	MIN	@	CHW	W,7-1	GS	33	8.0	0	1	0	1	0	P
17	72 (3)	Jun 29	MIN		CHW	W,5-2	CG	35	9.0	0	2	0	2	1	P
Jul			Tm		Opp	Rslt	Inngs	BF	Inn	PO	A	E	Ch	DP	Pos
18	78 (5)	Jul 4	MIN		SEA	W,7-2	CG	35	9.0	2	2	0	4	0	P
19	84 (5)	Jul 9	MIN	@	DET	W,5-3	GS	29	7.0	0	3	0	3	0	P
20	88 (3)	Jul 14	MIN	@	TOR	L,2-4	GS	15	2.2	1	2	0	3	0	P
21	90 (1)	Jul 19	MIN		DET	L,3-8	GS	21	3.2	0	1	0	1	1	P
22	96 (5)	Jul 24	MIN		CLE	L,2-4	GS	32	8.0	0	5	0	5	1	P
23	100 (3)	Jul 28	MIN	@	CAL	L,0-5	GS	22	4.1	0	1	1	2	0	P
Aug			Tm		Opp	Rslt	Inngs	BF	Inn	PO	A	E	Ch	DP	Pos
24	105 (4)	Aug 3	MIN		CAL	W,4-1	GS	32	7.1	0	1	0	1	0	P
25	110 (4)	Aug 7	MIN	@	SEA	W,5-2	GS	32	7.2	0	0	2	2	0	P
26	115 (4)	Aug 12	MIN		OAK	W,1-0	CG	34	9.0	0	2	0	2	0	P
27	120 (4)	Aug 17	MIN	@	NYY	W,5-2	CG	36	9.0	1	2	0	3	0	P
28	124 (3)	Aug 21	MIN		BOS	W,7-2	CG	33	9.0	1	1	0	2	0	P
29	127 (2)	Aug 25	MIN		NYY	W,4-1	GS	35	8.0	0	1	1	2	0	P
30	132 (4)	Aug 30	MIN	@	BAL	L,4-5	GS	27	6.1	0	0	0	0	0	P
September			Tm		Opp	Rslt	Inngs	BF	Inn	PO	A	E	Ch	DP	Pos
31	137 (4)	Sep 4	MIN		KCR	W,5-1	CG	29	9.0	0	0	0	0	0	P
32	140 (2)	Sep 8	MIN		TEX	L,2-6	GS	22	4.0	0	0	0	0	0	P
33	145 (4)	Sep 12	MIN	@	KCR	L,0-4	GS	30	7.1	0	1	0	1	0	P
34	150 (4)	Sep 17	MIN	@	CHW	W,10-3	GS	16	3.1	0	0	0	0	0	P
35	154 (3)	Sep 21	MIN	@	MIL	W,3-2	GS	33	8.0	0	1	0	1	0	P
36	158 (3)	Sep 26	MIN		CHW	L,5-6	GS	31	7.1	0	1	0	1	0	P
37	162 (3)	Sep 30	MIN		MIL	W,5-0	CG	35	9.0	0	3	0	3	0	P
							37gm		263.2	10	50	5	65	6