Roman Mejias - Player Record
Baseball Player Won-Loss Records
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Roman Mejias - Player Record
Traditional Statistics and Splits (Retrosheet)
(
Player Game Log
)
Compare Roman Mejias to:
Most Similar Players to Roman Mejias
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
1955
PIT
24
71
4.6
5.8
-0.9
-1.4
1956
-
25
-
-
-
-
-
1957
PIT
26
58
4.2
5.3
-0.8
-1.3
1958
PIT
27
76
5.0
5.7
-0.5
-1.1
1959
PIT
28
96
7.9
9.3
-1.2
-2.1
1960
PIT
29
3
0.0
0.1
-0.0
-0.0
1961
PIT
30
4
0.2
0.0
0.1
0.1
1962
HOU
31
146
18.3
19.4
-1.1
-3.1
1963
BOS
32
111
9.7
11.1
-1.0
-2.0
1964
BOS
33
62
2.2
2.4
-0.2
-0.4
------
------
------
------
------
CAREER (reg. season)
627
52.1
59.2
-5.6
-11.2
------
------
------
------
------
PostSeason (career)
0
0.0
0.0
0.0
0.0
------
------
------
------
------
COMBINED
627
52.1
59.2
-5.6
-11.2
Expected Player Won-Lost Records
Value Decomposition
Season
Team
Age
Games
eWins
eLosses
eWORL
eWOPA
1955
PIT
24
71
4.8
5.6
-0.6
-1.1
1956
-
25
-
-
-
-
-
1957
PIT
26
58
4.5
5.0
-0.1
-0.6
1958
PIT
27
76
5.3
5.5
-0.0
-0.6
1959
PIT
28
96
7.9
9.3
-1.2
-2.0
1960
PIT
29
3
0.0
0.1
-0.0
-0.0
1961
PIT
30
4
0.1
0.1
0.1
0.1
1962
HOU
31
146
20.0
17.7
2.4
0.5
1963
BOS
32
111
9.7
11.1
-1.0
-2.0
1964
BOS
33
62
2.1
2.5
-0.3
-0.5
------
------
------
------
------
CAREER (reg. season)
627
54.4
56.8
-0.7
-6.3
------
------
------
------
------
PostSeason (career)
0
0.0
0.0
0.0
0.0
------
------
------
------
------
COMBINED
627
54.4
56.8
-0.7
-6.3
Basic Decomposition of eWins, eLosses
(Regular Season only)
Batting
Baserunning
Pitching
Fielding
Season
Team
Wins
Losses
Wins
Losses
Wins
Losses
Wins
Losses
1955
PIT
3.0
3.7
0.2
0.3
-
-
1.7
1.7
1956
-
-
-
-
-
-
-
-
-
1957
PIT
2.6
2.8
0.3
0.3
-
-
1.6
1.9
1958
PIT
2.9
3.3
0.4
0.4
-
-
2.0
1.8
1959
PIT
4.6
5.3
0.5
0.6
-
-
2.9
3.4
1960
PIT
0.0
0.0
0.0
0.0
-
-
-
-
1961
PIT
0.0
0.0
0.0
0.0
-
-
0.1
0.0
1962
HOU
12.9
11.3
1.3
1.0
-
-
5.8
5.4
1963
BOS
6.3
7.2
0.6
0.4
-
-
2.8
3.4
1964
BOS
1.3
1.5
0.2
0.2
-
-
0.7
0.8
------
------
------
------
------
------
------
------
------
------
CAREER
33.6
35.1
3.4
3.1
-
-
17.5
18.4
Positional
Teammate Adjustments
Season
Team
Average
Repl. Level
Offensive
Defensive
1955
PIT
0.514
0.460
-0.01
-0.03
1956
-
-
-
-
-
1957
PIT
0.508
0.454
0.00
0.04
1958
PIT
0.518
0.469
-0.02
0.01
1959
PIT
0.517
0.468
0.01
-0.06
1960
PIT
0.459
0.392
-0.00
0.00
1961
PIT
0.495
0.437
0.00
-0.00
1962
HOU
0.526
0.475
-0.00
-0.21
1963
BOS
0.515
0.466
0.01
0.02
1964
BOS
0.515
0.463
-0.01
-0.01
------
------
------
------
------
------
CAREER
0.519
0.468
-0.01
-0.25
Contextual Adjustments
(Regular Season only)
Context Multipliers
Win Adjustments
Actual
Season
Team
Inter-Game
Intra-Game
Combined
Inter-Game
Intra-Game
Expected
1955
PIT
0.95
1.05
1.00
0.001
-0.014
-0.003
1956
-
-
-
-
-
-
-
1957
PIT
1.08
0.96
1.04
-0.022
-0.020
-0.002
1958
PIT
1.00
1.03
1.03
-0.034
0.011
-0.001
1959
PIT
1.03
0.93
0.95
0.012
-0.016
-0.004
1960
PIT
2.15
1.14
2.44
0.050
-0.008
-0.001
1961
PIT
3.55
0.72
2.55
0.158
-0.029
0.001
1962
HOU
0.97
1.02
0.99
-0.011
-0.028
0.001
1963
BOS
1.07
0.95
1.01
0.004
-0.008
-0.003
1964
BOS
0.98
0.84
0.82
0.013
0.005
-0.002
------
------
------
------
------
------
------
------
CAREER
1.01
0.98
0.99
-0.005
-0.015
-0.002
eWins, eLosses by Position
(Regular Season only)
Right Field
Center Field
Left Field
Season
Team
eWin
eLoss
eWOPA
eWin
eLoss
eWOPA
eWin
eLoss
eWOPA
1955
PIT
1.7
1.7
-0.1
0.0
0.0
0.0
2.8
3.4
-0.8
1956
-
-
-
-
-
-
-
-
-
-
1957
PIT
2.6
2.6
-0.1
0.6
0.6
-0.1
0.6
1.0
-0.5
1958
PIT
1.6
1.9
-0.4
1.7
1.7
-0.2
1.7
1.6
-0.0
1959
PIT
4.8
5.5
-1.2
1.8
2.0
-0.2
1.0
1.2
-0.3
1960
PIT
-
-
-
-
-
-
-
-
-
1961
PIT
-
-
-
-
-
-
0.1
0.0
0.1
1962
HOU
19.8
17.4
0.6
0.0
0.0
-0.0
-
-
-
1963
BOS
1.5
1.7
-0.3
7.3
8.0
-1.2
0.5
0.7
-0.3
1964
BOS
1.0
1.0
-0.1
0.4
0.7
-0.3
0.5
0.6
-0.1
------
------
------
------
------
------
------
------
------
------
------
CAREER
33.1
31.8
-1.7
11.7
13.0
-2.1
7.2
8.5
-1.9
Pinch Hitter
Pinch Runner
Season
Team
eWin
eLoss
eWOPA
eWin
eLoss
eWOPA
1955
PIT
0.3
0.5
-0.1
0.0
0.0
-0.0
1956
-
-
-
-
-
-
-
1957
PIT
0.6
0.8
-0.1
0.1
0.0
0.1
1958
PIT
0.2
0.4
-0.1
0.0
0.0
0.0
1959
PIT
0.1
0.2
-0.1
0.1
0.4
-0.2
1960
PIT
0.0
0.0
-0.0
0.0
0.0
0.0
1961
PIT
0.0
0.0
-0.0
0.0
0.0
0.0
1962
HOU
0.1
0.3
-0.1
0.0
0.0
-0.0
1963
BOS
0.5
0.6
0.0
-
-
-
1964
BOS
0.1
0.2
-0.0
0.1
0.0
0.1
------
------
------
------
------
------
------
------
CAREER
2.1
2.9
-0.5
0.3
0.5
-0.1
pWins, pLosses by Position
(Regular Season only)
Right Field
Center Field
Left Field
Season
Team
pWin
pLoss
pWOPA
pWin
pLoss
pWOPA
pWin
pLoss
pWOPA
1955
PIT
1.5
1.8
-0.4
0.0
0.0
0.0
3.0
3.3
-0.5
1956
-
-
-
-
-
-
-
-
-
-
1957
PIT
2.5
2.7
-0.4
0.6
0.6
-0.1
0.4
1.2
-0.9
1958
PIT
1.8
1.6
0.1
1.5
1.8
-0.5
1.4
1.8
-0.6
1959
PIT
5.0
5.4
-0.8
1.6
2.2
-0.7
1.0
1.2
-0.2
1960
PIT
-
-
-
-
-
-
-
-
-
1961
PIT
-
-
-
-
-
-
0.2
0.0
0.1
1962
HOU
18.2
19.0
-2.8
0.0
0.0
-0.0
-
-
-
1963
BOS
1.2
2.0
-1.0
7.7
7.6
-0.3
0.4
0.8
-0.5
1964
BOS
1.2
0.9
0.2
0.3
0.8
-0.6
0.6
0.5
0.0
------
------
------
------
------
------
------
------
------
------
------
CAREER
31.4
33.5
-5.2
11.7
13.0
-2.1
6.9
8.8
-2.5
Pinch Hitter
Pinch Runner
Season
Team
pWin
pLoss
pWOPA
pWin
pLoss
pWOPA
1955
PIT
0.2
0.6
-0.4
0.0
0.0
-0.0
1956
-
-
-
-
-
-
-
1957
PIT
0.7
0.8
0.0
0.1
0.0
0.1
1958
PIT
0.2
0.4
-0.1
0.1
0.0
0.0
1959
PIT
0.1
0.2
-0.1
0.1
0.4
-0.2
1960
PIT
0.0
0.0
-0.0
0.0
0.0
0.0
1961
PIT
0.0
0.0
-0.0
0.0
0.0
0.0
1962
HOU
0.1
0.3
-0.2
0.0
0.0
-0.0
1963
BOS
0.4
0.7
-0.2
-
-
-
1964
BOS
0.1
0.2
-0.1
0.1
0.0
0.1
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------
------
------
------
------
------
CAREER
1.7
3.3
-1.3
0.3
0.5
-0.1
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