Jack W. O'Connor - Player Record
Baseball Player Won-Loss Records
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Jack W. O'Connor - Player Record
Traditional Statistics and Splits (Retrosheet)
(Player Game Log)

Compare Jack W. O'Connor to:
Most Similar Players to Jack W. O'Connor

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
1981MIN23
28
1.42.3-0.6-0.9
1982MIN24
23
7.58.7-0.1-1.1
1983MIN25
27
2.43.8-0.9-1.3
1984MIN26
2
0.00.1-0.0-0.0
1985MON27
20
0.71.5-0.6-0.8
1986-28
-
----
1987BAL29
29
1.51.60.1-0.2
------ ------ ------ ------ ------
CAREER (reg. season)
129
13.518.0-2.2-4.4
------ ------ ------ ------ ------
PostSeason (career)
0
0.00.00.00.0
------ ------ ------ ------ ------
COMBINED
129
13.518.0-2.2-4.4


Expected Player Won-Lost Records
Value Decomposition
Season Team Age Games eWins eLosses eWORL eWOPA
1981MIN23
28
1.42.3-0.5-0.9
1982MIN24
23
7.78.50.4-0.7
1983MIN25
27
2.63.6-0.6-1.1
1984MIN26
2
0.00.1-0.0-0.0
1985MON27
20
1.21.00.30.1
1986-28
-
----
1987BAL29
29
1.61.50.30.0
------ ------ ------ ------ ------
CAREER (reg. season)
129
14.517.0-0.2-2.5
------ ------ ------ ------ ------
PostSeason (career)
0
0.00.00.00.0
------ ------ ------ ------ ------
COMBINED
129
14.517.0-0.2-2.5


Basic Decomposition of eWins, eLosses
(Regular Season only)
Batting Baserunning Pitching Fielding
Season Team Wins Losses Wins Losses Wins Losses Wins Losses
1981-
-
-
-
1.4
2.1
0.0
0.2
1982-
-
-
-
7.7
8.2
0.1
0.2
1983-
-
-
-
2.6
3.5
0.0
0.1
1984-
-
-
-
0.0
0.1
-
-
1985-
-
-
-
1.2
1.0
0.0
0.0
1986
-
-
-
-
-
-
-
-
-
1987-
-
-
-
1.6
1.4
0.0
0.1
------ ------ ------ ------ ------ ------ ------ ------ ------ ------
CAREER
-
-
-
-
14.5
16.3
0.2
0.5


Positional Teammate Adjustments
Season Team Average Repl. Level Offensive Defensive
19810.5050.4170.000.00
19820.4970.4320.000.02
19830.5000.4280.000.04
19840.5050.4160.000.00
19850.5030.4210.000.00
1986
-
----
19870.5080.4180.000.00
------ ------ ------ ------ ------ ------
CAREER
0.5000.4270.000.06


Contextual Adjustments
(Regular Season only)
Context Multipliers Win Adjustments
Actual
Season Team Inter-Game Intra-Game Combined Inter-Game Intra-Game Expected
19810.980.79
0.77
0.041
-0.058
-0.006
19821.051.17
1.22
-0.001
-0.019
-0.004
19830.630.97
0.61
0.044
-0.083
-0.012
19840.121.69
0.20
-0.120
-0.036
-0.004
19851.190.83
0.99
-0.155
-0.047
0.001
1986
-
--
-
-
-
-
19870.840.74
0.62
-0.029
-0.008
0.001
------ ------ ------ ------ ------ ------ ------ ------
CAREER
0.890.99
0.87
0.001
-0.035
-0.005


eWins, eLosses by Position
(Regular Season only)
Starting PitcherRelief Pitcher
Season Team eWineLosseWOPAeWineLosseWOPA
1981--
-
1.52.2
-0.8
19827.38.4
-0.9
0.40.2
0.2
19831.92.5
-0.5
0.71.0
-0.3
1984--
-
0.00.1
-0.0
19850.20.6
-0.5
0.90.5
0.3
1986
-
--
-
--
-
1987--
-
1.61.5
0.0
------ ------ ------ ------ ------ ------ ------ ------
CAREER
9.411.5
-1.9
5.15.5
-0.6


pWins, pLosses by Position
(Regular Season only)
Starting PitcherRelief Pitcher
Season Team pWinpLosspWOPApWinpLosspWOPA
1981--
-
1.42.3
-0.9
19827.18.6
-1.4
0.40.1
0.3
19831.72.7
-1.0
0.71.0
-0.3
1984--
-
0.00.1
-0.0
19850.20.6
-0.3
0.50.9
-0.5
1986
-
--
-
--
-
1987--
-
1.51.6
-0.2
------ ------ ------ ------ ------ ------ ------ ------
CAREER
9.011.9
-2.8
4.56.1
-1.7






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