Jack Armstrong Pitching Stats — Era-Normalized Analysis
Jack Armstrong was a well-below-average starter (ERA+ of 89) whose profile reflects steady, workmanlike production. The profile was anchored by a above-average strikeout rate.
Featured Matchups
- 🔥 Mike Kingery | Matchup (13 PA)
- 🤮 Darren Daulton | Matchup (19 PA)
- 🧱 Roberto Alomar | Matchup (22 PA)
- 💣 Darren Daulton | Matchup (19 PA)
- ⚔️ Craig Biggio | Matchup (37 PA)
Jack Armstrong Career Pitching Stats
Career Seasons Pitched
7
Season Average Seasons Pitched
7
Seasons Pitched Per 9 Innings
7
Career Games Pitched
152
Season Average Games Pitched
21.71
Games Pitched Per 9 Innings
1.74
Career Win Percentage
38.1
Season Average Win Percentage
38.1
Win Percentage Per 9 Innings
38.1
Career Games Started %
85.53
Season Average Games Started %
85.53
Games Started % Per 9 Innings
85.53
Career Complete Games
4
Season Average Complete Games
0.57
Complete Games Per 9 Innings
0.05
Career Earned Runs
400
Season Average Earned Runs
57.14
Earned Runs Per 9 Innings
4.58
Career Component ERA
4.48
Season Average Component ERA
4.48
Component ERA Per 9 Innings
4.48
Career Defense Independent ERA
4.67
Season Average Defense Independent ERA
4.67
Defense Independent ERA Per 9 Innings
4.67
Career Opposing Batting Average
0.265
Season Average Opposing Batting Average
0.265
Opposing Batting Average Per 9 Innings
0.265
Career Pitched Outs
2360
Season Average Pitched Outs
337.14
Pitched Outs Per 9 Innings
27
Career Innings Pitched
786.2
Season Average Innings Pitched
112.4
Innings Pitched Per 9 Innings
9
Career Hits Allowed Per 9 Innings
9.23
Season Average Hits Allowed Per 9 Innings
9.23
Hits Allowed Per 9 Innings Per 9 Innings
9.23
Career Home Runs Allowed Per 9 Innings
1.17
Season Average Home Runs Allowed Per 9 Innings
1.17
Home Runs Allowed Per 9 Innings Per 9 Innings
1.17
Career Home Runs Allowed per Game
0.67
Season Average Home Runs Allowed per Game
0.67
Home Runs Allowed per Game Per 9 Innings
0.67
Career Intentional Walks
21
Season Average Intentional Walks
3
Intentional Walks Per 9 Innings
0.24
Career Walks Allowed Per 9 Innings
3.65
Season Average Walks Allowed Per 9 Innings
3.65
Walks Allowed Per 9 Innings Per 9 Innings
3.65
Career Strikeouts
510
Season Average Strikeouts
72.86
Strikeouts Per 9 Innings
5.83
Career Strikeouts Per 9 Innings
5.83
Season Average Strikeouts Per 9 Innings
5.83
Strikeouts Per 9 Innings Per 9 Innings
5.83
Career Strikeouts Per Game
3.36
Season Average Strikeouts Per Game
3.36
Strikeouts Per Game Per 9 Innings
3.36
Career Power Finesse Ratio
1.054
Season Average Power Finesse Ratio
1.054
Power Finesse Ratio Per 9 Innings
1.054
Career Wild Pitches
26
Season Average Wild Pitches
3.71
Wild Pitches Per 9 Innings
0.3
Career Hit By Pitch
18
Season Average Hit By Pitch
2.57
Hit By Pitch Per 9 Innings
0.21
Career Batters Faced
3450
Season Average Batters Faced
492.86
Batters Faced Per 9 Innings
39.47
Career Games Finished
10
Season Average Games Finished
1.43
Games Finished Per 9 Innings
0.11
Career Runs Allowed Per 9 Innings
5.02
Season Average Runs Allowed Per 9 Innings
5.02
Runs Allowed Per 9 Innings Per 9 Innings
5.02
Career Sacrifice Hits
34
Season Average Sacrifice Hits
4.86
Sacrifice Hits Per 9 Innings
0.39
Career Sacrifice Flies
35
Season Average Sacrifice Flies
5
Sacrifice Flies Per 9 Innings
0.4
Career Ground into Double Play (GIDP)
37
Season Average Ground into Double Play (GIDP)
5.29
Ground into Double Play (GIDP) Per 9 Innings
0.42
Career Pitched At Bats
3044
Season Average Pitched At Bats
434.86
Pitched At Bats Per 9 Innings
34.83
Career Runs Allowed Per Game
2.89
Season Average Runs Allowed Per Game
2.89
Runs Allowed Per Game Per 9 Innings
2.89
Career Opposing Batting Average on Balls in Play
0.29
Season Average Opposing Batting Average on Balls in Play
0.29
Opposing Batting Average on Balls in Play Per 9 Innings
0.29
Career Batters Faced Per 9 Innings
39.47
Season Average Batters Faced Per 9 Innings
39.47
Batters Faced Per 9 Innings Per 9 Innings
39.47
Jack Armstrong Career Fielding Stats
Career Seasons Fielding
7
Season Average Seasons Fielding
7
Seasons Fielding Per 9 Innings
7
Career Games Played as Fielder
152
Season Average Games Played as Fielder
21.71
Games Played as Fielder Per 9 Innings
1.74
Career Starts as Fielder
130
Season Average Starts as Fielder
18.57
Starts as Fielder Per 9 Innings
1.49
Career Played Outs
2360
Season Average Played Outs
337.14
Played Outs Per 9 Innings
27
Career Inning Played
786.2
Season Average Inning Played
112.4
Inning Played Per 9 Innings
9
Career Total Chances
181
Season Average Total Chances
25.86
Total Chances Per 9 Innings
2.07
Career Chances Accepted
173
Season Average Chances Accepted
24.71
Chances Accepted Per 9 Innings
1.98
Career Fielding Percentage
95.58
Season Average Fielding Percentage
95.58
Fielding Percentage Per 9 Innings
95.58
Career Range Factor
1.138
Season Average Range Factor
1.138
Range Factor Per 9 Innings
1.138
Career Games Started %
85.53
Season Average Games Started %
85.53
Games Started % Per 9 Innings
85.53
Career Double Plays
5
Season Average Double Plays
0.71
Double Plays Per 9 Innings
0.06
Career Wild Pitch as Fielder
0
Season Average Wild Pitch as Fielder
0
Wild Pitch as Fielder Per 9 Innings
0
Career Stolen Base Allowed
0
Season Average Stolen Base Allowed
0
Stolen Base Allowed Per 9 Innings
0
Career Catcher Caught Stealing
0
Season Average Catcher Caught Stealing
0
Catcher Caught Stealing Per 9 Innings
0
Jack Armstrong Career Hitting Stats
Career Seasons Hitting
7
Season Average Seasons Hitting
7
Seasons Hitting Per 600 PA
7
Career Games Hitting
153
Season Average Games Hitting
21.86
Games Hitting Per 600 PA
426.98
Career Plate Appearances
215
Season Average Plate Appearances
30.71
Plate Appearances Per 600 PA
600
Career Batting Average
0.114
Season Average Batting Average
0.114
Batting Average Per 600 PA
0.114
Career Equivalent Average
0.354
Season Average Equivalent Average
0.354
Equivalent Average Per 600 PA
0.354
Career Extra Base Hits
2
Season Average Extra Base Hits
0.29
Extra Base Hits Per 600 PA
5.58
Career Extra Base Hit Pct
0.095
Season Average Extra Base Hit Pct
0.095
Extra Base Hit Pct Per 600 PA
0.095
Career Home Runs Per at Bat
0
Season Average Home Runs Per at Bat
0
Home Runs Per at Bat Per 600 PA
0
Career Home Runs Per Hit
0
Season Average Home Runs Per Hit
0
Home Runs Per Hit Per 600 PA
0
Career Total Bases
23
Season Average Total Bases
3.29
Total Bases Per 600 PA
64.19
Career Times on Base
25
Season Average Times on Base
3.57
Times on Base Per 600 PA
69.77
Career On Base Percentage (OBP)
0.132
Season Average On Base Percentage (OBP)
0.132
On Base Percentage (OBP) Per 600 PA
0.132
Career Slugging Pct
0.124
Season Average Slugging Pct
0.124
Slugging Pct Per 600 PA
0.124
Career Isolated Power
0.011
Season Average Isolated Power
0.011
Isolated Power Per 600 PA
0.011
Career Gross Production Average (GPA)
0.091
Season Average Gross Production Average (GPA)
0.091
Gross Production Average (GPA) Per 600 PA
0.091
Career Total Average
0.159
Season Average Total Average
0.159
Total Average Per 600 PA
0.159
Career Runs Produced
16
Season Average Runs Produced
2.29
Runs Produced Per 600 PA
44.65
Career Runs Created
-4.73
Season Average Runs Created
-0.68
Runs Created Per 600 PA
-13.19
Career Hit By Pitch
2
Season Average Hit By Pitch
0.29
Hit By Pitch Per 600 PA
5.58
Career Intentional Walks
0
Season Average Intentional Walks
0
Intentional Walks Per 600 PA
0
Career Strikeouts
83
Season Average Strikeouts
11.86
Strikeouts Per 600 PA
231.63
Career Plate Appearances per Strikeout
2.59
Season Average Plate Appearances per Strikeout
2.59
Plate Appearances per Strikeout Per 600 PA
2.59
Career Walks Per Strikeout
0.02
Season Average Walks Per Strikeout
0.02
Walks Per Strikeout Per 600 PA
0.02
Career Sacrifice Hit
26
Season Average Sacrifice Hit
3.71
Sacrifice Hit Per 600 PA
72.56
Career Ground into Double Play (GIDP)
6
Season Average Ground into Double Play (GIDP)
0.86
Ground into Double Play (GIDP) Per 600 PA
16.74
Career Caught Stealing
0
Season Average Caught Stealing
0
Caught Stealing Per 600 PA
0
Career Stolen Base Attempts
0
Season Average Stolen Base Attempts
0
Stolen Base Attempts Per 600 PA
0
Career Stolen Base Percentage
Season Average Stolen Base Percentage
Stolen Base Percentage Per 600 PA
More: Baseball Reference | Retrosheet