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

Compare Roger Mason to:
Most Similar Players to Roger Mason

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
1984DET25
5
1.01.10.0-0.1
1985SFN26
5
1.71.70.40.2
1986SFN27
11
3.74.7-0.2-0.7
1987SFN28
5
1.81.60.50.3
1988-29
-
----
1989HOU30
2
0.00.0-0.0-0.0
1990-31
-
----
1991PIT32
24
2.21.41.10.8
1992PIT33
65
5.75.21.40.4
+ 1993
34
68
3.85.0-0.4-1.3
+ 1994
35
47
2.73.4-0.1-0.7
------ ------ ------ ------ ------
CAREER (reg. season)
232
22.524.02.7-1.1
------ ------ ------ ------ ------
PostSeason (career)
11
0.80.50.40.3
------ ------ ------ ------ ------
COMBINED
243
23.324.53.1-0.8


Expected Player Won-Lost Records
Value Decomposition
Season Team Age Games eWins eLosses eWORL eWOPA
1984DET25
5
1.01.10.1-0.0
1985SFN26
5
1.61.70.20.1
1986SFN27
11
3.74.7-0.1-0.6
1987SFN28
5
1.32.0-0.3-0.5
1988-29
-
----
1989HOU30
2
0.00.0-0.0-0.0
1990-31
-
----
1991PIT32
24
2.21.51.00.6
1992PIT33
65
5.25.70.6-0.5
+ 1993
34
68
4.84.11.50.7
+ 1994
35
47
2.93.20.3-0.3
------ ------ ------ ------ ------
CAREER (reg. season)
232
22.623.93.2-0.6
------ ------ ------ ------ ------
PostSeason (career)
11
0.70.50.30.2
------ ------ ------ ------ ------
COMBINED
243
23.324.43.5-0.4


Basic Decomposition of eWins, eLosses
(Regular Season only)
Batting Baserunning Pitching Fielding
Season Team Wins Losses Wins Losses Wins Losses Wins Losses
1984-
-
-
-
1.0
1.0
0.0
0.0
19850.1
0.3
0.0
0.0
1.5
1.3
0.0
0.1
19860.1
0.4
0.0
0.0
3.7
4.1
0.1
0.1
19870.1
0.2
0.0
0.0
1.3
1.7
0.0
0.0
1988
-
-
-
-
-
-
-
-
-
1989-
-
-
-
0.0
0.0
0.0
0.0
1990
-
-
-
-
-
-
-
-
-
19910.0
0.0
0.0
0.0
2.0
1.5
0.1
0.1
19920.0
0.1
0.0
0.0
5.1
5.4
0.1
0.2
+ 1993
-
0.0
0.0
0.0
0.0
4.7
4.0
0.1
0.0
+ 1994
-
-
-
-
-
2.8
3.1
0.0
0.1
------ ------ ------ ------ ------ ------ ------ ------ ------ ------
CAREER
0.3
1.0
0.0
0.1
22.1
22.0
0.5
0.6


Positional Teammate Adjustments
Season Team Average Repl. Level Offensive Defensive
19840.5010.4260.000.01
19850.4740.4180.00-0.00
19860.4870.427-0.000.01
19870.4780.4230.00-0.01
1988
-
----
19890.5050.4120.000.00
1990
-
----
19910.5070.4100.000.00
19920.5020.4090.00-0.02
+ 1993
-
0.5010.4080.00-0.01
+ 1994
-
0.5010.4020.000.01
------ ------ ------ ------ ------ ------
CAREER
0.4960.4140.00-0.02


Contextual Adjustments
(Regular Season only)
Context Multipliers Win Adjustments
Actual
Season Team Inter-Game Intra-Game Combined Inter-Game Intra-Game Expected
19840.811.13
0.91
0.010
-0.033
-0.001
19850.950.99
0.94
0.023
-0.008
0.001
19860.941.18
1.12
-0.003
-0.004
-0.011
19871.180.84
0.99
0.042
0.074
-0.017
1988
-
--
-
-
-
-
19890.031.62
0.04
-0.218
-0.020
-0.003
1990
-
--
-
-
-
-
19911.340.93
1.25
0.005
0.021
0.004
19921.290.82
1.06
0.025
0.021
-0.001
+ 1993
-
1.160.73
0.85
-0.055
-0.046
0.002
+ 1994
-
1.080.85
0.91
0.018
-0.057
-0.002
------ ------ ------ ------ ------ ------ ------ ------
CAREER
1.120.88
0.99
0.003
-0.008
-0.003


eWins, eLosses by Position
(Regular Season only)
Relief PitcherStarting PitcherPitcher Offense
Season Team eWineLosseWOPAeWineLosseWOPAeWineLosseWOPA
19840.40.5
-0.0
0.60.6
0.0
--
-
1985--
-
1.51.4
0.1
0.10.3
-0.1
1986--
-
3.84.1
-0.3
0.10.4
-0.1
1987--
-
1.31.7
-0.4
0.10.2
-0.0
1988
-
--
-
--
-
--
-
19890.00.0
-0.0
--
-
--
-
1990
-
--
-
--
-
--
-
19912.11.5
0.5
--
-
0.00.0
0.0
19925.25.5
-0.4
--
-
0.00.1
-0.0
+ 1993
-
4.84.0
0.6
--
-
0.00.0
-0.0
+ 1994
-
2.93.1
-0.3
--
-
--
-
------ ------ ------ ------ ------ ------ ------ ------ ------ ------ ------
CAREER
15.414.7
0.5
7.27.9
-0.6
0.31.0
-0.2


pWins, pLosses by Position
(Regular Season only)
Relief PitcherStarting PitcherPitcher Offense
Season Team pWinpLosspWOPApWinpLosspWOPApWinpLosspWOPA
19840.30.6
-0.3
0.70.5
0.1
--
-
1985--
-
1.61.3
0.3
0.10.3
-0.1
1986--
-
3.74.3
-0.6
0.10.4
-0.1
1987--
-
1.71.4
0.4
0.10.2
-0.0
1988
-
--
-
--
-
--
-
19890.00.0
-0.0
--
-
--
-
1990
-
--
-
--
-
--
-
19912.21.4
0.8
--
-
0.00.0
0.0
19925.65.1
0.4
--
-
0.00.1
-0.0
+ 1993
-
3.85.0
-1.2
--
-
0.00.1
-0.0
+ 1994
-
2.73.3
-0.6
--
-
--
-
------ ------ ------ ------ ------ ------ ------ ------ ------ ------ ------
CAREER
14.715.4
-0.9
7.67.5
0.2
0.31.1
-0.3






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