01/15/1993
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Jerry Koosman
P - #4 - ()
Age: 50 | Bats: R | Throws: L
Overall:    Potential:
G GS Rec SV ERA IP HA HR BB K WHIP WAR
0 0 0-0 0 0.00 0.0 0 0 0 0 0.00 0.0
PITCHING RATINGS (OSA)
Overall Pot. Overall Vs Left Vs Right Pot.
Stuff 3 3 3 8
Movement 10 10 10 16
Control 13 14 13 14
INFORMATION
Links:Develop - StatsLab
Birthdate:12/23/1942
Born in:Appleton, WI
Nationality:American
Height/Weight:6' 2"/210 lbs
Local Pop.:Insignificant
National Pop.:Insignificant
PITCHING RATINGS
Pitch Cur. Pot.
Fastball 4 9
Slider 2 6
Curveball 4 11
Changeup 2 9
 
OTHER PITCHING RATINGS
Velocity 85-87 Mph
Stamina 18
Groundball Percentage Groundball Pitcher
Hold Runners 15
Defense 8
GAME LOG, LAST 10 GAMES
Date Vs. Result Start IP H R ER BB K Dec
CAREER PITCHING STATS
Year/Team/League Age G GS W L SV ERA IP HA R ER HR BB K CG SHO WHIP BABIP FIP WAR ERA+
1976 New York - DBL 33 28 28 18 5 0 2.01 214.2 149 51 48 13 65 156 7 5 1.00 .229 3.03 4.6 178
1977 New York - DBL 34 17 16 6 7 0 3.30 111.2 100 50 41 11 32 82 2 0 1.18 .263 3.31 1.9 108
1978 New York - DBL 35 26 26 8 7 0 3.92 174.1 190 86 76 21 54 82 2 1 1.40 .284 4.21 0.9 92
1979 New York - DBL 36 13 13 3 9 0 5.68 82.1 105 63 52 14 29 17 0 0 1.63 .292 5.83 -0.5 72
1980 New York - DBL 37 1 1 1 0 0 5.00 9.0 13 7 5 3 0 2 1 0 1.44 .270 6.81 -0.1 81
Total DBL 85 84 36 28 0 3.38 592.0 557 257 222 62 180 339 12 6 1.24 .264 3.88 6.7 123
CAREER MINOR LEAGUE PITCHING STATS
Year/Team/League Age G GS W L SV ERA IP HA R ER HR BB K CG SHO WHIP BABIP FIP WAR ERA+
1977 Tidewater - CBL 34 1 1 1 0 0 0.00 8.0 5 0 0 0 0 9 0 0 0.63 .250 0.27 0.6 999
1978 Tidewater - CBL 35 1 1 0 1 0 5.14 7.0 8 4 4 0 3 4 0 0 1.57 .348 2.79 0.2 66
1979 Tidewater - CBL 36 7 7 2 2 0 2.68 40.1 41 14 12 1 8 8 1 1 1.21 .270 3.50 0.7 142
1980 Tidewater - CBL 37 30 30 9 14 0 5.18 184.1 247 111 106 17 54 30 5 0 1.63 .314 4.67 0.1 71
1981 Tidewater - CBL 38 28 28 6 15 0 4.73 171.1 220 104 90 18 42 29 5 0 1.53 .299 4.74 0.4 81
1982 Tidewater - CBL 39 29 29 5 14 0 6.54 172.0 244 130 125 25 35 34 5 0 1.62 .320 5.02 -0.6 56
Total CBL 96 96 23 46 0 5.20 583.0 765 363 337 61 142 114 16 1 1.56 .308 4.63 87.4
CAREER POSTSEASON PITCHING STATS
Year/Team/League Age G GS W L SV ERA IP HA R ER HR BB K CG SHO WHIP BABIP FIP WAR ERA+
1976 New York - DBL 33 4 4 3 1 0 2.97 30.1 26 12 10 2 8 20 1 1 1.12 .258 0.00 0.0 0
1978 New York - DBL 35 3 3 0 3 0 4.64 21.1 25 13 11 3 9 14 0 0 1.59 .319 0.00 0.0 0
Total DBL 7 7 3 4 0 3.66 51.2 51 25 21 5 17 34 1 1 1.32 .284 3.57 102.8
CAREER FIELDING STATS
Year/Team/League POS G GS PO A DP TC E PCT INN RNG ZR EFF PB RSTA RTO RTO%
1976 New York - DBL P 28 28 10 48 0 58 0 1.000 214.2 2.43 +0.6 1.018
1977 New York - DBL P 17 16 2 11 0 13 0 1.000 111.2 1.05 -0.8 .875
1977 Tidewater - CBL P 1 1 1 1 0 2 0 1.000 8.0 2.25 +0.1 1.039
1978 New York - DBL P 26 26 5 26 1 33 2 .939 174.1 1.60 +0.8 .995
1978 Tidewater - CBL P 1 1 0 2 0 2 0 1.000 7.0 2.57 +0.0 1.047
1979 New York - DBL P 13 13 8 12 0 21 1 .952 82.1 2.19 -1.0 .956
1979 Tidewater - CBL P 7 7 1 4 0 5 0 1.000 40.1 1.12 -0.1 1.400
1980 New York - DBL P 1 1 0 1 0 1 0 1.000 9.0 1.00 -0.0 1.031
1980 Tidewater - CBL P 30 30 8 24 1 35 3 .914 184.1 1.56 +0.5 1.051
1981 Tidewater - CBL P 28 28 6 28 0 39 5 .872 171.1 1.79 -0.6 .974
1982 Tidewater - CBL P 29 29 8 29 1 38 1 .974 172.0 1.94 -0.2 1.021
TOTAL P 181 180 49 186 3 247 12 .951 1175.0 1.80 -0.6 1.005
PLAYER HISTORY
03/29/1976 Injured (Mild hamstring strain), day-to-day for 1 day.
04/09/1976 Pitches a 4-hit shutout against the Baltimore Orioles with 4 strikeouts and 3 BB allowed!
05/28/1976 Pitches a 1-hit shutout against the Baltimore Orioles with 9 strikeouts and 2 BB allowed!
06/08/1976 Injured (Wrist soreness), day-to-day for one week.
06/12/1976 Suffered setback in recovery from injury, will miss another 6 days.
07/09/1976 Was selected to the 1976 Doubleday Baseball League All-Star Game.
07/26/1976 Injured (Oblique strain), out for 3 weeks.
08/17/1976 Pitches a 5-hit shutout against the Detroit Tigers with 6 strikeouts and 2 BB allowed!
08/28/1976 Pitches a 2-hit shutout against the Philadelphia Phillies with 5 strikeouts and 1 BB allowed!
09/19/1976 Pitches a 2-hit shutout against the Los Angeles Dodgers with 9 strikeouts and 0 BB allowed!
10/18/1976 Pitches a 2-hit shutout against the Montreal Expos with 6 strikeouts and 1 BB allowed!
11/08/1976 Finished 2nd in 1976 DBL UL Cy Young Award voting.
01/01/1977 OSA scouting updated ratings (potential): Stuff: 10 (10); Movement: 13 (14); Control: 14 (14).
04/29/1977 Injured (Acute elbow soreness), out for 8 weeks.
08/08/1977 Injured (Viral infection), day-to-day for 4 days.
08/20/1977 Injured (Biceps strain), day-to-day for 4 weeks.
01/01/1978 OSA scouting updated ratings (potential): Stuff: 9 (10); Movement: 12 (14); Control: 13 (14).
04/29/1978 Injured (Hamstring soreness), day-to-day for 1 day.
05/09/1978 Injured (Bone spur (elbow)), out for 4 weeks.
09/30/1978 Pitches a 7-hit shutout against the Philadelphia Phillies with 4 strikeouts and 0 BB allowed!
01/01/1979 OSA scouting updated ratings (potential): Stuff: 6 (10); Movement: 12 (15); Control: 13 (14).
05/16/1979 Injured (Oblique strain), out for 6-7 weeks.
07/06/1979 Pitches a 5-hit shutout against the Toledo Mud Hens with 1 strikeouts and 1 BB allowed!
07/18/1979 Injured (Elbow strain), out for 5 weeks.
01/01/1980 OSA scouting updated ratings (potential): Stuff: 5 (10); Movement: 12 (15); Control: 13 (14).
04/12/1980 Injured (Mild abdominal strain), day-to-day for 5 days.
05/22/1980 Injured (Mild abdominal strain), day-to-day for 4 days.
06/06/1980 Injured (Mild abdominal strain), day-to-day for 5 days.
08/17/1980 Injured (Back spasms), day-to-day for 3 days.
01/01/1981 OSA scouting updated ratings (potential): Stuff: 3 (8); Movement: 12 (16); Control: 13 (14).
07/20/1981 Injured (Sore ankle), day-to-day for 5 days.
08/09/1981 Injured (Mild abdominal strain), day-to-day for 6 days.
08/20/1981 Injured (Mild abdominal strain), day-to-day for one week.
08/29/1981 Injured (Torn back muscle), out for 5 months.
01/01/1982 OSA scouting updated ratings (potential): Stuff: 4 (10); Movement: 11 (16); Control: 13 (14).
09/08/1982 Retired from professional baseball.
10/31/1983 Became a minor league free agent.
10/31/1983 Retired from professional baseball.
LEADERBOARD APPEARANCES
Year W Rank
1976 18 3
Year Win. % Rank
1976 .783 1
Year ERA Rank
1976 2.01 1
Year BABIP Rank
1976 .229 1
Year WHIP Rank
1976 1.00 1
Year K/BB Rank
1976 2.40 9
Year RA/9 Rank
1976 9.10 1
Year H/9 Rank
1976 6.25 1
Year K/9 Rank
1976 6.54 8
Year QS Rank
1976 22 10
Year QSP Rank
1976 .786 5
Year SHO Rank
1976 5 2
Year GB% Rank
1976 0.53 6
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