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

Compare John Stefero to:
Most Similar Players to John Stefero

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

Basic Player Won-Lost Records
Value Decomposition
Season Team Age Games pWins pLosses pWORL pWOPA
1983BAL23
9
0.80.30.60.5
1984-24
-
----
1985-25
-
----
1986BAL26
52
2.63.7-0.5-0.8
1987MON27
18
0.71.5-0.6-0.8
------ ------ ------ ------ ------
CAREER (reg. season)
79
4.25.6-0.6-1.0
------ ------ ------ ------ ------
PostSeason (career)
0
0.00.00.00.0
------ ------ ------ ------ ------
COMBINED
79
4.25.6-0.6-1.0


Expected Player Won-Lost Records
Value Decomposition
Season Team Age Games eWins eLosses eWORL eWOPA
1983BAL23
9
0.80.40.40.4
1984-24
-
----
1985-25
-
----
1986BAL26
52
3.03.40.1-0.2
1987MON27
18
0.81.4-0.4-0.5
------ ------ ------ ------ ------
CAREER (reg. season)
79
4.65.20.1-0.3
------ ------ ------ ------ ------
PostSeason (career)
0
0.00.00.00.0
------ ------ ------ ------ ------
COMBINED
79
4.65.20.1-0.3


Basic Decomposition of eWins, eLosses
(Regular Season only)
Batting Baserunning Pitching Fielding
Season Team Wins Losses Wins Losses Wins Losses Wins Losses
19830.6
0.3
0.0
0.0
-
-
0.2
0.1
1984
-
-
-
-
-
-
-
-
-
1985
-
-
-
-
-
-
-
-
-
19862.1
2.5
0.3
0.4
-
-
0.6
0.5
19870.6
1.2
0.1
0.1
-
-
0.1
0.2
------ ------ ------ ------ ------ ------ ------ ------ ------ ------
CAREER
3.3
3.9
0.3
0.5
-
-
0.9
0.8


Positional Teammate Adjustments
Season Team Average Repl. Level Offensive Defensive
19830.4930.4430.010.00
1984
-
----
1985
-
----
19860.4810.432-0.010.00
19870.4830.435-0.00-0.00
------ ------ ------ ------ ------ ------
CAREER
0.4830.434-0.010.00


Contextual Adjustments
(Regular Season only)
Context Multipliers Win Adjustments
Actual
Season Team Inter-Game Intra-Game Combined Inter-Game Intra-Game Expected
19832.200.62
1.37
-0.040
0.103
0.007
1984
-
--
-
-
-
-
1985
-
--
-
-
-
-
19861.090.98
1.07
0.002
-0.052
-0.001
19871.120.94
1.06
-0.052
-0.007
-0.005
------ ------ ------ ------ ------ ------ ------ ------
CAREER
1.210.91
1.10
0.000
-0.033
-0.001


eWins, eLosses by Position
(Regular Season only)
CatcherPinch HitterPinch Runner
Season Team eWineLosseWOPAeWineLosseWOPAeWineLosseWOPA
19830.70.3
0.4
0.10.2
-0.1
0.00.0
-0.0
1984
-
--
-
--
-
--
-
1985
-
--
-
--
-
--
-
19862.73.2
-0.2
0.30.2
0.1
--
-
19870.81.3
-0.4
0.00.1
-0.1
--
-
------ ------ ------ ------ ------ ------ ------ ------ ------ ------ ------
CAREER
4.24.7
-0.3
0.30.5
-0.2
0.00.0
-0.0


pWins, pLosses by Position
(Regular Season only)
CatcherPinch HitterPinch Runner
Season Team pWinpLosspWOPApWinpLosspWOPApWinpLosspWOPA
19830.80.2
0.6
0.10.1
-0.0
0.00.0
0.0
1984
-
--
-
--
-
--
-
1985
-
--
-
--
-
--
-
19862.43.4
-0.8
0.20.3
-0.0
--
-
19870.71.4
-0.6
0.00.1
-0.1
--
-
------ ------ ------ ------ ------ ------ ------ ------ ------ ------ ------
CAREER
3.95.0
-0.8
0.30.5
-0.2
0.00.0
0.0






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