John Klosterman
John Klosterman
John Klosterman
John Klosterman

CLASS OF 2022

C
RHP

John
Klosterman

Iowa City High (HS) • IA
6-0 • 202LBS • R/R
Travel Team: Perfect Game Select Black

Rankings

2022 National

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2022 State

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Best of Snapshot
Positional Tools Velos / Pop
TrackMan Hitting
Blast
TrackMan Pitching
Pitching Velos
News
Comments
Contact

Best Of Stats

Hitting
21.9
Hand Speed (max)
8/08/21
70.6
Bat Speed (max)
8/08/21
23.9
Rot. Acc (max)
8/08/21
-
Hard Hit %
Power
95.7
Exit Velocity (max)
8/08/21
88.7
Exit Velocity (avg)
8/08/21
345
Distance (max)
8/08/21
57
Sweet Spot %
8/08/21
Run
7.01
60-yard
3/07/21
-
30-yd
-
10-yd
-
Run speed (max)
Defense
83
INF Velo
8/04/19
-
OF Velo
82
C Velo
3/07/21
1.95 - 2.10
Pop Time
8/08/21
Pitching

Fastball

86.2
Velocity (max)
3/07/21
85.3 - 86.2
Velo Range
3/07/21
2147
Spin Rate (avg)
3/07/21

Changeup

77.9 - 79.3
Velo Range
3/07/21
1447
Spin Rate (avg)
3/07/21

Curveball

72.3 - 76.3
Velo Range
8/08/21
2451
Spin Rate (avg)
3/07/21

Slider

76 - 77
Velo Range
8/08/21
2430
Spin Rate (avg)
3/07/21

Positional Tools

2021
2019
60 Yard Dash
7.01
Pop Time
1.95 - 2.10
Catcher Velocity
82.0
Power / Speed Score
13.6
60 Yard Dash
7.52
Home to First
4.6
Pop Time
2.07 - 2.15
Catcher Velocity
75.0
Infield Velocity
83.0
Power / Speed Score
11.6
PBR IA Top Prospect Games- 2022 Grads (Invite Only)
Aug 8, 2021
Position
7.17
60-yard
1.95 - 2.10
Pop Time
80
C Velo
86
Exit Velo
PBR IA Preseason All-State (Invite Only)
Mar 7, 2021
Position
7.01
60-yard
1.99 - 2.06
Pop Time
82
C Velo
87
Exit Velo
IA Preseason All-State (Invite Only)
Mar 10, 2019
Position
7.52
60-yard
2.07 - 2.15
Pop Time
75
C Velo
85
Exit Velo

Hitting

2021
Exit Velocity Max
95.7
Exit Velocity Avg
87.4
Distance Max
345
Distance Avg
233
Launch Angle Avg
21.1
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
PBR IA Top Prospect Games- 2022 Grads (Invite Only)
Aug 8, 2021
Trackman - Hitting
95.7
Exit Velocity (max)
88.7
Exit Velocity (avg)
261
Distance (avg)
345
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
PBR IA Preseason All-State (Invite Only)
Mar 7, 2021
Trackman - Hitting
91.7
Exit Velocity (max)
85.6
Exit Velocity (avg)
194
Distance (avg)
321
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %

Hitting

2021
Hand Speed Max
21.9
Hand Speed Avg
20.2
Bat Speed Max
70.6
Bat Speed Avg
69.1
Rotational Acceleration Max
Rotational Acceleration Avg
On-Plane Efficiency Max
On-Plane Efficiency Avg
PBR IA Top Prospect Games- 2022 Grads (Invite Only)
Aug 8, 2021
Blast - Hitting
21.9
Hand Speed (max)
20.5
Hand Speed (avg)
70.6
Bat Speed (max)
69.2
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
PBR IA Preseason All-State (Invite Only)
Mar 7, 2021
Blast - Hitting
19.8
Hand Speed (max)
19.3
Hand Speed (avg)
69.9
Bat Speed (max)
68.9
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency

Pitching

2021
Fastball
Velocity Max
86.2
Fastball
Velocity Avg
83.5
Fastball
Spin Rate Avg
2139
Fastball
Spin Score Avg
25.6
Fastball
Total Movement Avg
Curveball
Velocity Avg
73.7
Curveball
Spin Rate Avg
2374
Curveball
Total Movement Avg
Changeup
Velocity Avg
78.6
Changeup
Spin Rate Avg
1447
Changeup
Total Movement Avg
Slider
Velocity Avg
72.2
Slider
Spin Rate Avg
2430
Slider
Total Movement Avg
Splitter
Velocity Avg
75.8
Splitter
Total Movement Avg
PBR IA Top Prospect Games- 2022 Grads (Invite Only)
Aug 8, 2021
Trackman - Fastball
84.0
Velocity (max)
80.9 - 84.0
Velo Range
82.8
Eff Velocity (avg)
2,262
Spin Rate (max)
2,135
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Curveball
77.2
Velocity (max)
72.3 - 76.3
Velo Range
73.7
Eff Velocity (avg)
2,421
Spin Rate (max)
2,350
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Splitter
75.8
Velocity (max)
75.6
Eff Velocity (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
PBR IA Preseason All-State (Invite Only)
Mar 7, 2021
Trackman - Fastball
86.2
Velocity (max)
85.3 - 86.2
Velo Range
85.5
Eff Velocity (avg)
2,188
Spin Rate (max)
2,147
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Curveball
73.0
Velocity (max)
70.3 - 73.0
Velo Range
71.6
Eff Velocity (avg)
2,496
Spin Rate (max)
2,451
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Trackman - Slider
72.6
Velocity (max)
71.8 - 72.6
Velo Range
71.1
Eff Velocity (avg)
2,480
Spin Rate (max)
2,430
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - ChangeUp
79.4
Velocity (max)
77.9 - 79.3
Velo Range
78.8
Eff Velocity (avg)
1,536
Spin Rate (max)
1,447
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)

Pitch Scores

Pitching Velos

2021
2019
Fastball
Velocity Max
87.0
Fastball
Velocity Avg
84.8
Curveball
Velocity Avg
72.2
Changeup
Velocity Avg
78.0
Slider
Velocity Avg
74.5
Fastball
Velocity Max
80.0
Fastball
Velocity Avg
78.8
Curveball
Velocity Avg
64.8
Changeup
Velocity Avg
73.2
PBR IA Top Prospect Games- 2022 Grads (Invite Only)
Aug 8, 2021
Pitching
87
Max FB
82 - 87
FB
72 - 75
CB
76 - 77
SL
PBR IA Preseason All-State (Invite Only)
Mar 7, 2021
Pitching
86
Max FB
84 - 86
FB
70 - 72
CB
77 - 79
CH
72 - 73
SL
PBR IA Underclass Prospect Games (Invite Only)
Aug 4, 2019
Pitching
80
Max FB
77 - 80
FB
65 - 67
CB
75 - 76
CH
IA Preseason All-State (Invite Only)
Mar 10, 2019
Pitching
80
Max FB
78 - 80
FB
63 - 64
CB
70 - 72
CH

Game Performance

Visual Edge

Pitch Ai

Notes

Comments

1/24/22

Committed to play football at Iowa State University.

8/08/21

Positional Profile: RHP/C
Body: 6-1, 202-pounds. Athletic build.
Defense: 1.95-2.10 pop times. C - 80 mph. Athletic actions, Quick footwork, clean exchanges, solid carry and accuracy on throws to 2B. Communicates well in game.
Hit: RHH. Wide balanced stance, small body and hand load. Present strength with quick hands. Uphill swing plane, gap-to-gap approach. Consistent line-drive and fly ball contact.
Power: 86 mph exit velocity from the tee. Strength in barrel.
Run: 7.17 runner in the 60. 

Delivery: Side step delivery, repeats tempo, high leg kick balance point, lands slightly closed working across his body. Athletic finish.
Arm Action: RH. High-¾ to OT arm slot, clean action, hides ball.
FB: T87, 82-87 mph. Straight action, works both sides of the plate.
CB: 72-75 mph. Sharp 12/6 break.
SL: 76-77 mph. 11/5 spin, similar to CB.

3/07/21

Positional Profile: RHP/C
Body: 6-0, 202-pounds.
Defense: 1.99-2.06 pop times. C - 82 mph. Athletic behind plate, solid footwork, clean exchanges, above avg. carry on throws, mostly on bag with accuracy.
Hit: Square stance, slight easy body load, present strength, shows power potential, stiffer finish through contact, pull approach.
Power: 87 mph exit velocity from the tee.
Run: 7.01 runner in the 60. 

Delivery: Side step, higher leg kick,repeats well, leaks off rubber early, strike thrower.
Arm Action: Clean compact arm path, high ¾ to OT slot.
FB: T86, 84-86 mph. Occasional running action; mostly straight.
CB: 70-72 mph. Sharper 12/6 break
SL: 72-73 mph. Same pitch as CB.
CH: 77-79 mph. Solid feel, shows run and sink.

8/04/19

5-foot-10, 185-pound right-handed hitting 2-way player. On mound; Balanced delivery with short compact arm action; lands across body creating slight cross-fire to plate. Fastball was 77-80 mph with varying action to plate. Solid spin and break on 11/5 curveball. Throws changeup with above avg. arm speed creating late fade and sink. 4.60 home to first time. Square stance, easy body load, has strength in hands, pushes/punches through contact, has ability to drive baseball, occasional pop in bat, 87 mph exit velocity. Works low to ground with softer hands and solid overall actions, clean compact arm action, shows accuracy and carry to bag, 83 mph arm across infield.

3/10/19

5-foot-10,178-pound right-handed hitting 2-way player. 7.52 runner. Square stance with easy leg kick trigger, has present strength, has rhythm in swing and hands are loose to trigger athletic swing, shows pop in bat, gap to gap approach, consistently squares baseball well, 85 mph exit velocity. Quiet pre-pitch movements, solid athleticism, shows ability to block and receive. Quick exchange, solid direction and footwork, some hitch and inconsistency with release, avg. accuracy to bag, 75 mph arm strength with 2.07-2.15 pop times. On mound; quicker tuck and turn balance point, swings down mound, lands across body, with short arm path across body. Fastball was 78-80 mph with running action to plate. Early break with avg. spin on 11/5 curveball. Loose spin with inconsistent shape on flat slider. Later diving action on changeup with solid running action to plate.

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