Jerry Koosman - Player Record
Baseball Player Won-Loss Records
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Jerry Koosman - Player Record
Traditional Statistics and Splits (Retrosheet)
(Player Game Log)

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Most Similar Players to Jerry Koosman

Positional Average (Weighted Avg of Options): 0.500 (1-Year) (9-Year) (Long-Run)

Positional Averages for Pitchers (Wgted Avg of Options): 0.500 vs. Different Values for Starting vs. Relief Pitchers: (Empirical) (Based on Pitchers who Do Both)

Basic Player Won-Lost Records
Value Decomposition
Season Team Age Games pWins pLosses pWORL pWOPA
1967NYN24
9
0.62.2-1.3-1.5
1968NYN25
35
15.914.34.32.5
1969NYN26
32
16.711.67.76.0
1970NYN27
30
12.010.23.82.5
1971NYN28
26
8.99.61.0-0.1
1972NYN29
34
10.111.70.5-0.9
1973NYN30
35
16.315.04.32.4
1974NYN31
35
16.514.94.42.6
1975NYN32
36
15.615.23.01.2
1976NYN33
34
17.115.14.83.0
1977NYN34
32
12.616.0-0.8-2.5
1978NYN35
38
11.215.1-1.5-3.1
1979MIN36
37
16.613.45.43.4
1980MIN37
38
13.813.02.71.0
+ 1981
38
27
5.88.1-1.2-2.2
1982CHA39
42
9.07.82.41.2
1983CHA40
37
10.310.11.70.3
1984PHI41
36
11.813.01.4-0.1
1985PHI42
19
6.78.0-0.1-1.0
------ ------ ------ ------ ------
CAREER (reg. season)
612
227.5224.242.314.6
------ ------ ------ ------ ------
PostSeason (career)
7
2.61.71.31.1
------ ------ ------ ------ ------
COMBINED
619
230.1225.943.715.7


Expected Player Won-Lost Records
Value Decomposition
Season Team Age Games eWins eLosses eWORL eWOPA
1967NYN24
9
1.11.7-0.3-0.5
1968NYN25
35
15.015.22.60.8
1969NYN26
32
14.613.74.02.2
1970NYN27
30
11.710.53.42.1
1971NYN28
26
9.09.41.30.2
1972NYN29
34
10.211.60.8-0.6
1973NYN30
35
16.115.23.92.1
1974NYN31
35
16.315.14.12.2
1975NYN32
36
14.816.01.6-0.2
1976NYN33
34
16.615.54.22.3
1977NYN34
32
15.013.64.02.3
1978NYN35
38
13.013.32.00.4
1979MIN36
37
16.014.14.02.1
1980MIN37
38
13.713.22.40.7
+ 1981
38
27
6.87.10.7-0.3
1982CHA39
42
9.37.53.01.9
1983CHA40
37
10.210.21.50.1
1984PHI41
36
12.512.32.91.4
1985PHI42
19
6.28.5-0.8-1.7
------ ------ ------ ------ ------
CAREER (reg. season)
612
228.0223.745.117.4
------ ------ ------ ------ ------
PostSeason (career)
7
2.22.10.50.2
------ ------ ------ ------ ------
COMBINED
619
230.1225.845.617.7


Basic Decomposition of eWins, eLosses
(Regular Season only)
Batting Baserunning Pitching Fielding
Season Team Wins Losses Wins Losses Wins Losses Wins Losses
19670.0
0.1
0.0
0.0
1.1
1.5
0.0
0.0
19680.8
1.6
0.0
0.0
13.7
13.3
0.5
0.2
19690.3
1.8
0.0
0.0
13.9
11.8
0.3
0.2
19700.6
1.2
0.1
0.1
10.6
9.1
0.2
0.2
19710.4
0.9
0.2
0.1
8.2
8.2
0.2
0.2
19720.3
1.3
0.0
0.0
9.8
9.7
0.2
0.4
19730.7
1.9
0.1
0.1
14.8
13.1
0.4
0.3
19741.1
1.5
0.1
0.2
14.6
13.2
0.3
0.4
19750.8
1.4
0.1
0.2
13.8
13.9
0.3
0.5
19760.9
1.6
0.1
0.2
15.1
13.7
0.4
0.2
19770.7
1.8
0.0
0.0
13.6
11.6
0.3
0.4
19780.4
1.2
0.0
0.1
12.1
11.3
0.4
0.7
1979-
-
-
-
15.3
13.8
0.4
0.5
1980-
-
-
-
13.2
12.9
0.4
0.3
+ 1981
-
-
-
-
-
6.7
7.0
0.1
0.1
1982-
-
-
-
8.9
7.4
0.2
0.2
1983-
-
-
-
9.9
9.9
0.2
0.3
19840.4
1.8
0.0
0.1
11.6
9.9
0.5
0.6
19850.2
0.7
0.0
0.1
6.0
7.3
0.2
0.2
------ ------ ------ ------ ------ ------ ------ ------ ------ ------
CAREER
7.7
18.8
0.8
1.1
213.2
198.6
5.5
6.0


Positional Teammate Adjustments
Season Team Average Repl. Level Offensive Defensive
19670.4920.4250.000.01
19680.4850.4260.010.01
19690.4840.422-0.000.03
19700.4840.425-0.010.04
19710.4850.4250.000.02
19720.4850.4220.010.00
19730.4830.424-0.000.04
19740.4850.4270.00-0.04
19750.4870.427-0.000.02
19760.4840.426-0.000.02
19770.4830.422-0.01-0.01
19780.4860.425-0.000.05
19790.4970.4320.000.03
19800.4970.4330.000.05
+ 1981
-
0.4980.4290.000.01
19820.4990.4290.00-0.04
19830.4970.4310.00-0.00
19840.4780.4200.01-0.01
19850.4870.4250.00-0.00
------ ------ ------ ------ ------ ------
CAREER
0.4870.4260.000.23


Contextual Adjustments
(Regular Season only)
Context Multipliers Win Adjustments
Actual
Season Team Inter-Game Intra-Game Combined Inter-Game Intra-Game Expected
19670.691.35
0.94
-0.083
-0.099
-0.010
19680.951.04
0.99
0.026
0.006
0.002
19691.080.99
1.07
0.031
0.048
0.007
19701.040.89
0.93
-0.001
0.022
0.011
19711.010.94
0.95
0.006
-0.013
0.001
19720.931.20
1.12
0.019
-0.028
-0.003
19730.981.10
1.07
0.010
0.003
0.007
19741.011.01
1.02
0.011
0.006
0.008
19751.021.07
1.09
0.032
-0.008
-0.001
19760.951.25
1.19
-0.001
0.022
0.008
19771.011.13
1.13
-0.042
-0.032
0.009
19781.040.93
0.96
-0.016
-0.051
0.001
19790.981.09
1.06
0.002
0.026
0.007
19801.001.04
1.05
0.003
0.003
0.002
+ 1981
-
0.991.05
1.04
-0.020
-0.051
-0.002
19820.971.02
0.98
-0.041
0.031
0.007
19830.931.22
1.14
-0.003
0.009
-0.000
19840.961.10
1.05
-0.018
-0.005
0.003
19851.001.15
1.15
0.016
0.004
-0.012
------ ------ ------ ------ ------ ------ ------ ------
CAREER
0.991.06
1.05
0.002
-0.000
0.004


eWins, eLosses by Position
(Regular Season only)
Starting PitcherPitcher OffenseRelief Pitcher
Season Team eWineLosseWOPAeWineLosseWOPAeWineLosseWOPA
19670.81.5
-0.6
0.00.1
-0.0
0.20.2
-0.0
196814.213.5
0.8
0.81.6
-0.1
0.00.1
-0.1
196914.312.0
2.4
0.31.8
-0.6
--
-
197010.69.2
1.5
0.71.4
-0.0
0.20.1
0.1
19718.38.3
0.1
0.61.0
0.1
0.10.1
0.0
19729.29.8
-0.6
0.31.3
-0.4
0.70.4
0.4
197315.213.4
1.9
0.82.0
-0.3
--
-
197414.913.6
1.5
1.21.7
0.3
--
-
197513.914.3
-0.2
0.81.5
0.0
0.20.0
0.1
197615.413.8
1.7
1.01.8
0.0
0.10.1
-0.0
197714.012.1
2.1
0.71.8
-0.2
--
-
197811.811.1
0.7
0.51.3
-0.2
0.70.9
-0.2
197915.714.3
1.6
--
-
0.00.0
0.0
198013.513.2
0.5
--
-
0.10.1
0.1
+ 1981
-
5.56.3
-0.7
--
-
1.30.8
0.5
19827.06.1
0.9
--
-
2.11.5
0.5
19839.49.3
0.1
--
-
0.80.9
-0.1
198412.010.5
1.7
0.41.8
-0.5
0.00.0
0.0
19856.17.5
-1.3
0.30.7
-0.1
0.10.1
0.0
------ ------ ------ ------ ------ ------ ------ ------ ------ ------ ------
CAREER
211.6199.7
14.1
8.519.9
-2.1
6.85.2
1.4


pWins, pLosses by Position
(Regular Season only)
Starting PitcherPitcher OffenseRelief Pitcher
Season Team pWinpLosspWOPApWinpLosspWOPApWinpLosspWOPA
19670.41.8
-1.4
0.00.1
-0.0
0.20.2
-0.1
196815.112.6
2.7
0.81.7
-0.1
0.00.1
-0.1
196916.310.0
6.4
0.41.7
-0.4
--
-
197011.08.8
2.3
0.71.4
-0.0
0.30.1
0.2
19718.18.4
-0.2
0.61.1
0.0
0.10.1
0.1
19728.910.1
-1.1
0.41.3
-0.3
0.80.3
0.5
197315.613.0
2.8
0.72.0
-0.4
--
-
197415.413.1
2.4
1.21.8
0.2
--
-
197514.513.7
0.9
0.91.5
0.1
0.20.0
0.2
197616.213.1
3.2
0.91.9
-0.1
0.00.1
-0.1
197711.814.2
-2.2
0.71.9
-0.3
--
-
197810.012.9
-2.8
0.41.4
-0.4
0.80.8
0.0
197916.613.4
3.4
--
-
0.00.0
0.0
198013.713.0
0.8
--
-
0.20.0
0.1
+ 1981
-
4.67.2
-2.5
--
-
1.20.9
0.3
19827.16.0
1.3
--
-
1.81.8
-0.1
19839.39.4
0.0
--
-
1.00.7
0.3
198411.511.1
0.5
0.41.9
-0.6
0.00.0
0.0
19856.27.3
-1.0
0.40.6
0.1
0.10.1
-0.1
------ ------ ------ ------ ------ ------ ------ ------ ------ ------ ------
CAREER
212.3199.0
15.5
8.420.0
-2.4
6.95.2
1.5






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