Jack Aker vs. Nelson Dean — Career Comparison

Jack Aker
Silent GenerationCaliforniaThrows RightBats RightNorth AmericaKansas City AthleticsAmerican LeagueRelief Pitcher
Nelson Dean
Lost GenerationOklahomaThrows RightNorth AmericaKansas City MonarchsNegro American LeagueStarting Pitcher

Nelson Dean built a career as a starting pitcher and Jack Aker as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Jack Aker posted stronger surface numbers — ERA 3.28 and WHIP 1.369 compared to 3.67 and 1.287 for Nelson Dean. By the career numbers, Jack Aker had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Jack Aker and Nelson Dean

Jack Aker
Careerverified
Per 9 Inningsverified
11
11
Nelson Dean
Career
Per 9 Innings
8
8
Jack Aker
Careerverified
Per 9 Inningsverified
495
5.97
Nelson Dean
Career
Per 9 Innings
124
1.41
Jack Aker
Career
Per 9 Innings
0
0
Nelson Dean
Careerverified
Per 9 Inningsverified
93
1.06
Jack Aker
Careerverified
Per 9 Inningsverified
47
0.57
Nelson Dean
Career
Per 9 Innings
44
0.5
Jack Aker
Careerverified
Per 9 Inningsverified
45
0.54
Nelson Dean
Career
Per 9 Innings
51
0.58
Jack Aker
Careerverified
Per 9 Inningsverified
51.09
51.09
Nelson Dean
Career
Per 9 Innings
46.32
46.32
Jack Aker
Career
Per 9 Innings
0
0
Nelson Dean
Careerverified
Per 9 Inningsverified
75
75
Jack Aker
Career
Per 9 Innings
0
0
Nelson Dean
Careerverified
Per 9 Inningsverified
60
0.68
Jack Aker
Career
Per 9 Innings
0
0
Nelson Dean
Careerverified
Per 9 Inningsverified
7
0.08
Jack Aker
Careerverified
Per 9 Inningsverified
123
1.48
Nelson Dean
Career
Per 9 Innings
4
0.05
Jack Aker
Careerverified
Per 9 Inningsverified
272
3.28
Nelson Dean
Career
Per 9 Innings
323
3.67
Jack Aker
Careerverified
Per 9 Inningsverified
3.28
3.28
Nelson Dean
Career
Per 9 Innings
3.67
3.67
Jack Aker
Careerverified
Per 9 Inningsverified
3.45
3.45
Nelson Dean
Career
Per 9 Innings
4.19
4.19
Jack Aker
Career
Per 9 Innings
4.29
4.29
Nelson Dean
Careerverified
Per 9 Inningsverified
3.25
3.25
Jack Aker
Careerverified
Per 9 Inningsverified
0.244
0.244
Nelson Dean
Career
Per 9 Innings
0.337
0.337
Jack Aker
Career
Per 9 Innings
2238
27
Nelson Dean
Careerverified
Per 9 Innings
2376
27
Jack Aker
Career
Per 9 Innings
746
9
Nelson Dean
Careerverified
Per 9 Innings
792
9
Jack Aker
Careerverified
Per 9 Inningsverified
679
8.19
Nelson Dean
Career
Per 9 Innings
863
9.81
Jack Aker
Careerverified
Per 9 Inningsverified
8.19
8.19
Nelson Dean
Career
Per 9 Innings
9.81
9.81
Jack Aker
Career
Per 9 Innings
64
0.77
Nelson Dean
Careerverified
Per 9 Inningsverified
31
0.35
Jack Aker
Career
Per 9 Innings
0.77
0.77
Nelson Dean
Careerverified
Per 9 Inningsverified
0.35
0.35
Jack Aker
Careerverified
Per 9 Inningsverified
0.13
0.13
Nelson Dean
Career
Per 9 Innings
0.25
0.25
Jack Aker
Career
Per 9 Innings
274
3.31
Nelson Dean
Careerverified
Per 9 Inningsverified
156
1.77
Jack Aker
Career
Per 9 Innings
68
0.82
Nelson Dean
Careerverified
Per 9 Inningsverified
0
0
Jack Aker
Career
Per 9 Innings
3.31
3.31
Nelson Dean
Careerverified
Per 9 Inningsverified
1.77
1.77
Jack Aker
Careerverified
Per 9 Inningsverified
404
4.87
Nelson Dean
Career
Per 9 Innings
363
4.13
Jack Aker
Careerverified
Per 9 Inningsverified
4.87
4.87
Nelson Dean
Career
Per 9 Innings
4.13
4.13
Jack Aker
Career
Per 9 Innings
0.82
0.82
Nelson Dean
Careerverified
Per 9 Inningsverified
2.93
2.93
Jack Aker
Careerverified
Per 9 Inningsverified
0.909
0.909
Nelson Dean
Career
Per 9 Innings
0.655
0.655
Jack Aker
Career
Per 9 Innings
13
0.16
Nelson Dean
Careerverified
Per 9 Inningsverified
8
0.09
Jack Aker
Career
Per 9 Innings
40
0.48
Nelson Dean
Careerverified
Per 9 Inningsverified
17
0.19
Jack Aker
Career
Per 9 Innings
0
0
Nelson Dean
Career
Per 9 Innings
0
0
Jack Aker
Careerverified
Per 9 Inningsverified
3144
37.93
Nelson Dean
Career
Per 9 Innings
2814
31.98
Jack Aker
Careerverified
Per 9 Inningsverified
321
3.87
Nelson Dean
Career
Per 9 Innings
19
0.22
Jack Aker
Careerverified
Per 9 Inningsverified
312
3.76
Nelson Dean
Career
Per 9 Innings
406
4.61
Jack Aker
Careerverified
Per 9 Inningsverified
3.76
3.76
Nelson Dean
Career
Per 9 Innings
4.61
4.61
Jack Aker
Careerverified
Per 9 Inningsverified
32
0.39
Nelson Dean
Career
Per 9 Innings
78
0.89
Jack Aker
Career
Per 9 Innings
12
0.14
Nelson Dean
Careerverified
Per 9 Inningsverified
0
0
Jack Aker
Career
Per 9 Innings
19
0.23
Nelson Dean
Careerverified
Per 9 Inningsverified
39
0.44
Jack Aker
Careerverified
Per 9 Inningsverified
1.278
1.278
Nelson Dean
Career
Per 9 Innings
1.287
1.287
Jack Aker
Careerverified
Per 9 Inningsverified
2786
33.61
Nelson Dean
Career
Per 9 Innings
2563
29.13
Jack Aker
Careerverified
Per 9 Inningsverified
0.63
0.63
Nelson Dean
Career
Per 9 Innings
3.27
3.27
Jack Aker
Careerverified
Per 9 Inningsverified
0.265
0.265
Nelson Dean
Career
Per 9 Innings
0.384
0.384
Jack Aker
Careerverified
Per 9 Inningsverified
37.93
37.93
Nelson Dean
Career
Per 9 Innings
31.98
31.98

Fielding Stats for Jack Aker and Nelson Dean

Jack Aker
Careerverified
Per 9 Inningsverified
11
11
Nelson Dean
Career
Per 9 Innings
8
8
Jack Aker
Careerverified
Per 9 Inningsverified
495
5.97
Nelson Dean
Career
Per 9 Innings
128
1.69
Jack Aker
Career
Per 9 Innings
0
0
Nelson Dean
Careerverified
Per 9 Inningsverified
95
1.26
Jack Aker
Careerverified
Per 9 Innings
2240
27
Nelson Dean
Career
Per 9 Innings
2040
27
Jack Aker
Careerverified
Per 9 Innings
746.2
9
Nelson Dean
Career
Per 9 Innings
680
9
Jack Aker
Careerverified
Per 9 Inningsverified
65
0.78
Nelson Dean
Career
Per 9 Innings
21
0.28
Jack Aker
Career
Per 9 Innings
167
2.01
Nelson Dean
Careerverified
Per 9 Inningsverified
201
2.66
Jack Aker
Careerverified
Per 9 Inningsverified
8
0.1
Nelson Dean
Career
Per 9 Innings
9
0.12
Jack Aker
Careerverified
Per 9 Innings
240
2.89
Nelson Dean
Career
Per 9 Inningsverified
231
3.06
Jack Aker
Careerverified
Per 9 Innings
232
2.8
Nelson Dean
Career
Per 9 Inningsverified
222
2.94
Jack Aker
Careerverified
Per 9 Inningsverified
96.67
96.67
Nelson Dean
Career
Per 9 Innings
96.1
96.1
Jack Aker
Career
Per 9 Innings
0.469
0.469
Nelson Dean
Careerverified
Per 9 Inningsverified
1.734
1.734
Jack Aker
Career
Per 9 Innings
0
0
Nelson Dean
Careerverified
Per 9 Inningsverified
74.22
74.22
Jack Aker
Careerverified
Per 9 Inningsverified
20
0.24
Nelson Dean
Career
Per 9 Innings
9
0.12
Jack Aker
Career
Per 9 Innings
0
0
Nelson Dean
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Nelson Dean
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Nelson Dean
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Nelson Dean
Career
Per 9 Innings
0
0

Hitting Stats for Jack Aker and Nelson Dean

Jack Aker
Careerverified
Per 600 PAverified
11
11
Nelson Dean
Career
Per 600 PA
8
8
Jack Aker
Careerverified
Per 600 PAverified
496
2861.54
Nelson Dean
Career
Per 600 PA
130
237.08
Jack Aker
Career
Per 600 PA
104
600
Nelson Dean
Careerverified
Per 600 PA
329
600
Jack Aker
Career
Per 600 PA
92
530.77
Nelson Dean
Careerverified
Per 600 PAverified
300
547.11
Jack Aker
Career
Per 600 PA
0.076
0.076
Nelson Dean
Careerverified
Per 600 PAverified
0.147
0.147
Jack Aker
Career
Per 600 PA
0.279
0.279
Nelson Dean
Careerverified
Per 600 PAverified
0.413
0.413
Jack Aker
Career
Per 600 PA
7
40.38
Nelson Dean
Careerverified
Per 600 PAverified
44
80.24
Jack Aker
Career
Per 600 PA
5
28.85
Nelson Dean
Careerverified
Per 600 PAverified
38
69.3
Jack Aker
Career
Per 600 PAverified
2
11.54
Nelson Dean
Career
Per 600 PA
2
3.65
Jack Aker
Career
Per 600 PA
0
0
Nelson Dean
Careerverified
Per 600 PAverified
2
3.65
Jack Aker
Career
Per 600 PA
0
0
Nelson Dean
Careerverified
Per 600 PAverified
2
3.65
Jack Aker
Career
Per 600 PAverified
2
11.54
Nelson Dean
Careerverified
Per 600 PA
6
10.94
Jack Aker
Careerverified
Per 600 PAverified
0.286
0.286
Nelson Dean
Career
Per 600 PA
0.136
0.136
Jack Aker
Career
Per 600 PA
0
0
Nelson Dean
Careerverified
Per 600 PAverified
0.007
0.007
Jack Aker
Career
Per 600 PA
0
0
Nelson Dean
Careerverified
Per 600 PAverified
0.046
0.046
Jack Aker
Career
Per 600 PA
0.81
4.66
Nelson Dean
Careerverified
Per 600 PAverified
11.48
20.93
Jack Aker
Career
Per 600 PA
9
51.92
Nelson Dean
Careerverified
Per 600 PAverified
56
102.13
Jack Aker
Career
Per 600 PA
9
51.92
Nelson Dean
Careerverified
Per 600 PAverified
58
105.78
Jack Aker
Career
Per 600 PA
0.096
0.096
Nelson Dean
Careerverified
Per 600 PAverified
0.185
0.185
Jack Aker
Career
Per 600 PA
0.098
0.098
Nelson Dean
Careerverified
Per 600 PAverified
0.187
0.187
Jack Aker
Career
Per 600 PA
0.194
0.194
Nelson Dean
Careerverified
Per 600 PAverified
0.371
0.371
Jack Aker
Career
Per 600 PA
0.022
0.022
Nelson Dean
Careerverified
Per 600 PAverified
0.04
0.04
Jack Aker
Career
Per 600 PA
0.068
0.068
Nelson Dean
Careerverified
Per 600 PAverified
0.13
0.13
Jack Aker
Career
Per 600 PA
0.128
0.128
Nelson Dean
Careerverified
Per 600 PAverified
0.273
0.273
Jack Aker
Careerverified
Per 600 PAverified
0.171
0.171
Nelson Dean
Career
Per 600 PA
0.142
0.142
Jack Aker
Career
Per 600 PA
3
17.31
Nelson Dean
Careerverified
Per 600 PAverified
23
41.95
Jack Aker
Career
Per 600 PA
4
23.08
Nelson Dean
Careerverified
Per 600 PAverified
16
29.18
Jack Aker
Career
Per 600 PA
7
40.38
Nelson Dean
Careerverified
Per 600 PAverified
37
67.48
Jack Aker
Career
Per 600 PA
-4.13
-23.83
Nelson Dean
Careerverified
Per 600 PAverified
8.11
14.8
Jack Aker
Careerverified
Per 600 PAverified
1
5.77
Nelson Dean
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
1
5.77
Nelson Dean
Careerverified
Per 600 PAverified
14
25.53
Jack Aker
Career
Per 600 PA
0
0
Nelson Dean
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
51
294.23
Nelson Dean
Careerverified
Per 600 PAverified
2
3.65
Jack Aker
Career
Per 600 PA
2.04
2.04
Nelson Dean
Careerverified
Per 600 PAverified
164.5
164.5
Jack Aker
Career
Per 600 PA
0.02
0.02
Nelson Dean
Careerverified
Per 600 PAverified
7
7
Jack Aker
Career
Per 600 PAverified
10
57.69
Nelson Dean
Careerverified
Per 600 PA
15
27.36
Jack Aker
Career
Per 600 PA
0
0
Nelson Dean
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
1
5.77
Nelson Dean
Careerverified
Per 600 PAverified
0
0
Jack Aker
Career
Per 600 PA
0
0
Nelson Dean
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Nelson Dean
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Nelson Dean
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
Nelson Dean
Career
Per 600 PA