Roy Mahaffey - Batting
Baseball Player Won-Loss Records
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Roy Mahaffey - Batting

Missing player games extrapolated
(Numbers in italics include some games for which Retrosheet is missing play-by-play data.)

Batting records with missing games excluded

Batting Won-Lost Records
Season Team eWins eLoss eWOPA
19260.00.0-0.0
19270.10.00.0
1928
-
---
1929
-
---
19300.30.7-0.4
19310.81.0-0.2
19320.71.4-0.8
19330.71.1-0.5
19340.50.5-0.1
19350.40.9-0.5
19360.10.4-0.3
------ ------ ------ ------ ------
CAREER (reg. season)
3.45.9-2.7


Batting Won-Lost Records by Component
Component 3 Component 4 Combined
Season Team eWins eLoss eWins eLoss eWins eLoss eWOPA
1926--
-
0.00.0
 
0.00.0
-0.0
19270.00.1
 
0.00.0
 
0.00.1
-0.0
1928
-
--
 
--
 
--
-
1929
-
--
 
--
 
--
-
19300.00.4
 
0.20.4
 
0.20.8
-0.6
19310.10.5
 
0.50.3
 
0.60.8
-0.3
19320.10.8
 
0.30.5
 
0.41.2
-0.9
19330.10.4
 
0.20.3
 
0.30.8
-0.5
19340.10.1
 
0.20.4
 
0.30.5
-0.2
19350.10.4
 
0.10.4
 
0.20.7
-0.6
19360.00.1
 
0.00.1
 
0.00.2
-0.2
------ ------ ------ ------ ------ ------ ------ ------ ------
CAREER
0.52.8
 
1.62.3
 
2.15.1
-3.3


Component 5 Component 6 Component 7
Season Team eWins eLoss eWOPA eWins eLoss eWOPA eWins eLoss eWOPA
19260.00.0
-0.0
--
-
--
-
19270.00.0
0.0
0.00.0
-0.0
--
-
1928
-
--
-
--
-
--
-
1929
-
--
-
--
-
--
-
19300.10.3
-0.2
0.00.0
-0.0
0.00.0
-0.0
19310.30.3
-0.1
0.00.0
-0.0
0.0-0.0
0.0
19320.40.4
0.0
0.00.1
-0.0
0.00.0
-0.0
19330.40.3
0.1
0.00.0
-0.0
0.00.0
-0.0
19340.40.3
0.1
0.00.1
-0.0
0.00.0
0.0
19350.30.2
0.0
0.00.0
-0.0
0.00.0
-0.0
19360.00.1
-0.1
0.00.0
0.0
--
-
------ ------ ------ ------ ------ ------ ------ ------ ------ ------ ------
CAREER
1.91.9
-0.1
0.10.3
-0.2
0.10.1
-0.0


Component 8 Component 9 Combined
Season Team eWins eLoss eWOPA eWins eLoss eWOPA eWins eLoss eWOPA
1926--
-
--
-
--
-
19270.0-0.0
0.0
0.00.0
0.0
0.00.0
0.0
1928
-
--
-
--
-
--
-
1929
-
--
-
--
-
--
-
19300.0-0.0
0.0
0.10.0
0.0
0.10.0
0.0
19310.0-0.0
0.0
0.1-0.0
0.1
0.1-0.0
0.1
19320.0-0.0
0.0
0.00.0
-0.0
0.00.0
0.0
19330.0-0.0
0.0
0.00.1
-0.0
0.00.1
-0.0
19340.0-0.0
0.0
0.00.0
0.0
0.10.0
0.0
19350.0-0.0
0.0
0.00.0
-0.0
0.00.0
-0.0
19360.0-0.0
0.0
0.0-0.0
0.0
0.0-0.0
0.0
------ ------ ------ ------ ------ ------ ------ ------ ------ ------ ------
CAREER
0.1-0.0
0.1
0.20.1
0.0
0.30.1
0.1


Contextual Adjustments
Context Multipliers Win Adjustments
Season Team Inter-Game Intra-Game Combined Inter-Game Intra-Game
19260.042.03
0.07
0.0000.000
19270.401.19
0.47
-0.3040.090
1928
-
--
-
--
1929
-
--
-
--
19300.590.94
0.55
-0.0520.018
19310.811.04
0.84
-0.013-0.001
19320.940.90
0.84
0.035-0.039
19331.020.94
0.96
0.0750.049
19340.650.95
0.62
-0.0000.023
19350.900.90
0.81
-0.0320.075
19360.871.34
1.16
0.0040.022
------ ------ ------ ------ ------ ------ ------
CAREER
0.820.96
0.79
0.0060.016




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