Katsy Keifer vs. Tom O'Brien — Career Comparison

You might be looking for a matchup, check Katsy Keifer's matchup page instead!

Katsy Keifer
Lost GenerationPennsylvaniaThrows LeftBats SwitchNorth AmericaIndianapolis HoosiersFederal LeagueStarting Pitcher
Tom O'Brien
Pre-GenerationalMassachusettsThrows RightBats RightNorth AmericaBoston RedsUnion AssociationSecond Baseman

Tom O'Brien is a position player and Katsy Keifer a pitcher — the stats that define each role measure entirely different things, so a direct comparison doesn't hold up. If Tom O'Brien ever faced Katsy Keifer, check out their matchup page.

Pitching Stats for Katsy Keifer and Tom O'Brien

Katsy Keifer
Career
Per 9 Innings
1
1
Tom O'Brien
Career
Per 9 Innings
1
1
Katsy Keifer
Career
Per 9 Innings
1
1
Tom O'Brien
Career
Per 9 Inningsverified
1
2.45
Katsy Keifer
Careerverified
Per 9 Inningsverified
1
1
Tom O'Brien
Career
Per 9 Innings
0
0
Katsy Keifer
Careerverified
Per 9 Inningsverified
1
1
Tom O'Brien
Career
Per 9 Innings
0
0
Katsy Keifer
Career
Per 9 Innings
0
0
Tom O'Brien
Career
Per 9 Innings
0
0
Katsy Keifer
Careerverified
Per 9 Inningsverified
100
100
Tom O'Brien
Career
Per 9 Innings
Katsy Keifer
Careerverified
Per 9 Inningsverified
100
100
Tom O'Brien
Career
Per 9 Innings
0
0
Katsy Keifer
Careerverified
Per 9 Inningsverified
1
1
Tom O'Brien
Career
Per 9 Innings
0
0
Katsy Keifer
Career
Per 9 Innings
0
0
Tom O'Brien
Career
Per 9 Innings
0
0
Katsy Keifer
Career
Per 9 Innings
0
0
Tom O'Brien
Career
Per 9 Innings
0
0
Katsy Keifer
Careerverified
Per 9 Inningsverified
2
2
Tom O'Brien
Career
Per 9 Innings
3
7.36
Katsy Keifer
Careerverified
Per 9 Inningsverified
2
2
Tom O'Brien
Career
Per 9 Innings
7.36
7.36
Katsy Keifer
Careerverified
Per 9 Inningsverified
1.18
1.18
Tom O'Brien
Career
Per 9 Innings
6.13
6.13
Katsy Keifer
Careerverified
Per 9 Inningsverified
3.22
3.22
Tom O'Brien
Career
Per 9 Innings
7.09
7.09
Katsy Keifer
Careerverified
Per 9 Inningsverified
0.177
0.177
Tom O'Brien
Career
Per 9 Innings
0.211
0.211
Katsy Keifer
Careerverified
Per 9 Innings
27
27
Tom O'Brien
Career
Per 9 Innings
11
27
Katsy Keifer
Careerverified
Per 9 Innings
9
9
Tom O'Brien
Career
Per 9 Innings
3.2
9
Katsy Keifer
Career
Per 9 Inningsverified
6
6
Tom O'Brien
Careerverified
Per 9 Innings
4
9.82
Katsy Keifer
Careerverified
Per 9 Inningsverified
6
6
Tom O'Brien
Career
Per 9 Innings
9.82
9.82
Katsy Keifer
Career
Per 9 Innings
0
0
Tom O'Brien
Career
Per 9 Innings
0
0
Katsy Keifer
Career
Per 9 Innings
0
0
Tom O'Brien
Career
Per 9 Innings
0
0
Katsy Keifer
Career
Per 9 Innings
0
0
Tom O'Brien
Career
Per 9 Innings
0
0
Katsy Keifer
Careerverified
Per 9 Inningsverified
2
2
Tom O'Brien
Career
Per 9 Innings
5
12.27
Katsy Keifer
Career
Per 9 Innings
0
0
Tom O'Brien
Career
Per 9 Innings
0
0
Katsy Keifer
Careerverified
Per 9 Inningsverified
2
2
Tom O'Brien
Career
Per 9 Innings
12.27
12.27
Katsy Keifer
Careerverified
Per 9 Inningsverified
2
2
Tom O'Brien
Career
Per 9 Innings
0
0
Katsy Keifer
Careerverified
Per 9 Inningsverified
2
2
Tom O'Brien
Career
Per 9 Innings
0
0
Katsy Keifer
Careerverified
Per 9 Inningsverified
2
2
Tom O'Brien
Career
Per 9 Innings
0
0
Katsy Keifer
Career
Per 9 Innings
0.444
0.444
Tom O'Brien
Careerverified
Per 9 Inningsverified
1.364
1.364
Katsy Keifer
Career
Per 9 Innings
1
1
Tom O'Brien
Careerverified
Per 9 Inningsverified
0
0
Katsy Keifer
Career
Per 9 Innings
0
0
Tom O'Brien
Career
Per 9 Innings
0
0
Katsy Keifer
Career
Per 9 Innings
0
0
Tom O'Brien
Career
Per 9 Innings
0
0
Katsy Keifer
Careerverified
Per 9 Innings
36
36
Tom O'Brien
Career
Per 9 Inningsverified
24
58.91
Katsy Keifer
Career
Per 9 Innings
0
0
Tom O'Brien
Career
Per 9 Innings
0
0
Katsy Keifer
Careerverified
Per 9 Inningsverified
2
2
Tom O'Brien
Career
Per 9 Innings
5
12.27
Katsy Keifer
Careerverified
Per 9 Inningsverified
2
2
Tom O'Brien
Career
Per 9 Innings
12.27
12.27
Katsy Keifer
Career
Per 9 Innings
0
0
Tom O'Brien
Career
Per 9 Innings
0
0
Katsy Keifer
Career
Per 9 Innings
0
0
Tom O'Brien
Career
Per 9 Innings
0
0
Katsy Keifer
Career
Per 9 Innings
0
0
Tom O'Brien
Career
Per 9 Innings
0
0
Katsy Keifer
Careerverified
Per 9 Inningsverified
0.889
0.889
Tom O'Brien
Career
Per 9 Innings
2.455
2.455
Katsy Keifer
Careerverified
Per 9 Innings
34
34
Tom O'Brien
Career
Per 9 Inningsverified
19
46.64
Katsy Keifer
Careerverified
Per 9 Inningsverified
2
2
Tom O'Brien
Career
Per 9 Innings
5
5
Katsy Keifer
Careerverified
Per 9 Inningsverified
0.188
0.188
Tom O'Brien
Career
Per 9 Innings
0.211
0.211
Katsy Keifer
Career
Per 9 Innings
36
36
Tom O'Brien
Careerverified
Per 9 Inningsverified
58.91
58.91

Fielding Stats for Katsy Keifer and Tom O'Brien

Katsy Keifer
Career
Per 9 Innings
1
Tom O'Brien
Careerverified
Per 9 Inningsverified
6
6
Katsy Keifer
Career
Per 9 Innings
1
Tom O'Brien
Careerverified
Per 9 Inningsverified
278
1.04
Katsy Keifer
Career
Per 9 Innings
0
Tom O'Brien
Career
Per 9 Innings
0
0
Katsy Keifer
Career
Per 9 Innings
0
Tom O'Brien
Careerverified
Per 9 Inningsverified
7221
27
Katsy Keifer
Career
Per 9 Innings
0
Tom O'Brien
Careerverified
Per 9 Inningsverified
2407
9
Katsy Keifer
Career
Per 9 Innings
1
Tom O'Brien
Careerverified
Per 9 Inningsverified
1353
5.06
Katsy Keifer
Career
Per 9 Innings
4
Tom O'Brien
Careerverified
Per 9 Inningsverified
433
1.62
Katsy Keifer
Careerverified
Per 9 Inningsverified
1
Tom O'Brien
Career
Per 9 Innings
187
0.7
Katsy Keifer
Career
Per 9 Innings
6
Tom O'Brien
Careerverified
Per 9 Inningsverified
1973
7.38
Katsy Keifer
Career
Per 9 Innings
5
Tom O'Brien
Careerverified
Per 9 Inningsverified
1786
6.68
Katsy Keifer
Career
Per 9 Innings
83.33
Tom O'Brien
Careerverified
Per 9 Inningsverified
90.52
90.52
Katsy Keifer
Career
Per 9 Innings
5
Tom O'Brien
Careerverified
Per 9 Inningsverified
6.425
6.425
Katsy Keifer
Career
Per 9 Innings
0
Tom O'Brien
Career
Per 9 Innings
0
0
Katsy Keifer
Career
Per 9 Innings
0
Tom O'Brien
Careerverified
Per 9 Inningsverified
87
0.33
Katsy Keifer
Careerverified
Per 9 Inningsverified
0
Tom O'Brien
Career
Per 9 Innings
2
0.01
Katsy Keifer
Career
Per 9 Innings
0
Tom O'Brien
Career
Per 9 Innings
0
0
Katsy Keifer
Career
Per 9 Innings
0
Tom O'Brien
Career
Per 9 Innings
0
0
Katsy Keifer
Career
Per 9 Innings
0
Tom O'Brien
Career
Per 9 Innings
0
0

Hitting Stats for Katsy Keifer and Tom O'Brien

Katsy Keifer
Career
Per 600 PA
1
1
Tom O'Brien
Careerverified
Per 600 PAverified
6
6
Katsy Keifer
Career
Per 600 PAverified
1
200
Tom O'Brien
Careerverified
Per 600 PA
270
139.06
Katsy Keifer
Career
Per 600 PA
3
600
Tom O'Brien
Careerverified
Per 600 PA
1165
600
Katsy Keifer
Career
Per 600 PAverified
3
600
Tom O'Brien
Careerverified
Per 600 PA
1111
572.19
Katsy Keifer
Careerverified
Per 600 PAverified
0.333
0.333
Tom O'Brien
Career
Per 600 PA
0.231
0.231
Katsy Keifer
Careerverified
Per 600 PAverified
0.667
0.667
Tom O'Brien
Career
Per 600 PA
0.609
0.609
Katsy Keifer
Career
Per 600 PAverified
1
200
Tom O'Brien
Careerverified
Per 600 PA
257
132.36
Katsy Keifer
Career
Per 600 PAverified
1
200
Tom O'Brien
Careerverified
Per 600 PA
183
94.25
Katsy Keifer
Career
Per 600 PA
0
0
Tom O'Brien
Careerverified
Per 600 PAverified
50
25.75
Katsy Keifer
Career
Per 600 PA
0
0
Tom O'Brien
Careerverified
Per 600 PAverified
20
10.3
Katsy Keifer
Career
Per 600 PA
0
0
Tom O'Brien
Careerverified
Per 600 PAverified
4
2.06
Katsy Keifer
Career
Per 600 PA
0
0
Tom O'Brien
Careerverified
Per 600 PAverified
74
38.11
Katsy Keifer
Career
Per 600 PA
0
0
Tom O'Brien
Careerverified
Per 600 PAverified
0.288
0.288
Katsy Keifer
Career
Per 600 PA
0
0
Tom O'Brien
Careerverified
Per 600 PAverified
0.004
0.004
Katsy Keifer
Career
Per 600 PA
0
0
Tom O'Brien
Careerverified
Per 600 PAverified
0.016
0.016
Katsy Keifer
Career
Per 600 PAverified
0.31
61.11
Tom O'Brien
Careerverified
Per 600 PA
100.55
51.79
Katsy Keifer
Career
Per 600 PAverified
1
200
Tom O'Brien
Careerverified
Per 600 PA
359
184.89
Katsy Keifer
Career
Per 600 PAverified
1
200
Tom O'Brien
Careerverified
Per 600 PA
311
160.17
Katsy Keifer
Careerverified
Per 600 PAverified
0.333
0.333
Tom O'Brien
Career
Per 600 PA
0.267
0.267
Katsy Keifer
Careerverified
Per 600 PAverified
0.333
0.333
Tom O'Brien
Career
Per 600 PA
0.323
0.323
Katsy Keifer
Careerverified
Per 600 PAverified
0.667
0.667
Tom O'Brien
Career
Per 600 PA
0.59
0.59
Katsy Keifer
Career
Per 600 PA
0
0
Tom O'Brien
Careerverified
Per 600 PAverified
0.092
0.092
Katsy Keifer
Careerverified
Per 600 PAverified
0.233
0.233
Tom O'Brien
Career
Per 600 PA
0.201
0.201
Katsy Keifer
Career
Per 600 PA
0.5
0.5
Tom O'Brien
Careerverified
Per 600 PAverified
0.502
0.502
Katsy Keifer
Careerverified
Per 600 PAverified
0.333
0.333
Tom O'Brien
Career
Per 600 PA
0.234
0.234
Katsy Keifer
Career
Per 600 PA
0
0
Tom O'Brien
Careerverified
Per 600 PAverified
158
81.37
Katsy Keifer
Career
Per 600 PAverified
1
200
Tom O'Brien
Careerverified
Per 600 PA
61
31.42
Katsy Keifer
Career
Per 600 PAverified
1
200
Tom O'Brien
Careerverified
Per 600 PA
215
110.73
Katsy Keifer
Career
Per 600 PAverified
0.41
82.59
Tom O'Brien
Careerverified
Per 600 PA
109
56.14
Katsy Keifer
Career
Per 600 PA
0
0
Tom O'Brien
Careerverified
Per 600 PAverified
2
1.03
Katsy Keifer
Career
Per 600 PA
0
0
Tom O'Brien
Careerverified
Per 600 PAverified
52
26.78
Katsy Keifer
Career
Per 600 PA
0
0
Tom O'Brien
Career
Per 600 PA
0
0
Katsy Keifer
Careerverified
Per 600 PAverified
0
0
Tom O'Brien
Career
Per 600 PA
24
12.36
Katsy Keifer
Career
Per 600 PA
Tom O'Brien
Careerverified
Per 600 PAverified
48.54
48.54
Katsy Keifer
Career
Per 600 PA
Tom O'Brien
Careerverified
Per 600 PAverified
2.17
2.17
Katsy Keifer
Career
Per 600 PA
0
0
Tom O'Brien
Career
Per 600 PA
0
0
Katsy Keifer
Career
Per 600 PA
0
0
Tom O'Brien
Career
Per 600 PA
0
0
Katsy Keifer
Career
Per 600 PA
0
0
Tom O'Brien
Career
Per 600 PA
0
0
Katsy Keifer
Career
Per 600 PA
0
0
Tom O'Brien
Careerverified
Per 600 PAverified
16
8.24
Katsy Keifer
Career
Per 600 PA
0
0
Tom O'Brien
Career
Per 600 PA
0
0
Katsy Keifer
Career
Per 600 PA
0
0
Tom O'Brien
Careerverified
Per 600 PAverified
16
8.24
Katsy Keifer
Career
Per 600 PA
Tom O'Brien
Careerverified
Per 600 PAverified
100
100