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Baseball team and player performance examined realistically and accurately.
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Aroldis Chapman: Career Pitching
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Background:
For You Rookies Here Some Baseball Analysis Theory The Games-Won Formula About the Team-Performance Table The “Quality of Pitching” Measure Fielding and Defense in Baseball Baseball Stat Definitions Baseball Data Normalization [scroll down for more links, or click the big “X” to exit]
Teams:
The Main Team-Performance Table Set By-Team Performance by Players & Pitchers
All-Teams Table: Win Expectations From Player Career Stats All-Teams Table: Defense [scroll up or down for more links, or click the big “X” to exit]
Position Players:
Sorted by Performance:
Sorted by Name:
In Performance Order by Position(s) Played, Current Season:
Alphabetically by Position(s) Played, Current Season:
In Performance Order by Position(s) Played, Career:
Alphabetically by Position(s) Played, Career:
Frequent-Use Position Players, by performance Frequent-Use Position Players, by name [scroll up or down for more links, or click the big “X” to exit]
Pitchers:
Sorted by Performance:
Sorted by Name:
In Performance Order by Role, Current Season:
Alphabetically by Role, Current Season:
In Performance Order by Role, Career:
Alphabetically by Role, Career:
Frequent-Use Starters and Relievers, by performance Frequent-Use Starters and Relievers, by name [scroll up or down for more links, or click the big “X” to exit]
Miscellaneous:
The Owlcroft Baseball-Analysis Formulae Tested The Owlcroft “TOP” Formula: Tabulated Data Calculating the Effects of Fielding on Wins Making Optimum Use of Players and Pitchers About Owlcroft Links About Eric Walker Links To A Select Few Other Useful Baseball Sites Steroids and Baseball [external site] The Juiced Ball [scroll up or down for more links, or click the big “X” to exit]
Book:
About Buying Books On Line Some Selected Baseball Books [scroll up for more links, or click the big “X” to exit]
Aroldis Chapman: Personal Data
Name: Aroldis Chapman
Aroldis Chapman: Career Pitching
Through games of Sunday, 28 September 2025.true, unadjusted data.
Handedness Key: + R * L # S
(You can also look up the stat definitions .)
— Place your cursor over any column heading to see what it signifies. —
Year
Team
GS
GR
IP
BFP
BA
BABIP
SA
HA
PF
BBA
KA
OBA
TBA
K/W
TPP
QofP
ERA
2010
Reds
0
15
13.1
51
0.196
0.333
0.217
0.176
1.111
0.098
0.373
0.275
0.196
3.800
277
1.60
2.03
2011
Reds
0
54
50.0
207
0.147
0.244
0.209
0.116
1.417
0.198
0.343
0.324
0.164
1.732
384
2.22
3.60
2012
Reds
0
68
71.2
276
0.141
0.252
0.226
0.127
1.600
0.083
0.442
0.225
0.203
5.304
312
1.80
1.51
2013
Reds
0
68
63.2
258
0.164
0.283
0.276
0.143
1.676
0.112
0.434
0.267
0.240
3.862
445
2.57
2.54
2014
Reds
0
54
54.0
202
0.121
0.294
0.172
0.104
1.429
0.119
0.525
0.233
0.149
4.417
208
1.20
2.00
2015
Reds
0
65
66.1
278
0.181
0.331
0.235
0.155
1.302
0.119
0.417
0.291
0.201
3.515
462
2.67
1.63
2016
Cubs
0
28
26.2
102
0.132
0.261
0.154
0.118
1.167
0.098
0.451
0.216
0.137
4.600
209
1.21
1.01
2016
Yankees
0
31
31.1
120
0.179
0.273
0.286
0.167
1.600
0.067
0.367
0.233
0.267
5.500
331
1.91
2.01
2017
Yankees
0
52
50.1
210
0.200
0.298
0.297
0.176
1.486
0.095
0.329
0.286
0.262
3.450
537
3.10
3.22
2018
Yankees
0
55
51.1
212
0.136
0.268
0.215
0.113
1.583
0.142
0.439
0.278
0.179
3.100
371
2.14
2.45
2019
Yankees
0
60
57.0
235
0.185
0.292
0.263
0.162
1.421
0.106
0.362
0.272
0.230
3.400
470
2.72
2.21
2020
Yankees
0
13
11.2
45
0.150
0.250
0.375
0.133
2.500
0.089
0.489
0.244
0.333
5.500
544
3.15
3.09
2021
Yankees
0
61
56.1
243
0.182
0.287
0.359
0.148
1.972
0.156
0.399
0.317
0.292
2.553
677
3.91
3.36
2022
Yankees
0
43
36.1
160
0.188
0.241
0.320
0.150
1.708
0.175
0.269
0.331
0.256
1.536
700
4.05
4.46
2023
Royals
0
31
29.1
122
0.158
0.327
0.188
0.131
1.188
0.164
0.434
0.295
0.156
2.650
474
2.74
2.45
2023
Rangers
0
30
29.0
127
0.191
0.304
0.327
0.165
1.714
0.126
0.394
0.299
0.283
3.125
625
3.61
3.72
2024
Pirates
0
68
61.2
265
0.198
0.322
0.315
0.166
1.591
0.147
0.370
0.321
0.264
2.513
652
3.77
3.79
2025
Red Sox
0
67
61.1
228
0.132
0.200
0.198
0.123
1.500
0.066
0.373
0.189
0.184
5.667
234
1.35
1.17
Career
All
0
863
821.1
3341
0.165
0.279
0.256
0.142
1.547
0.122
0.398
0.274
0.220
3.262
433
2.50
2.52
For explanations of unconventional stats, see the Baseball Stats Definitions
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