-
Hand Speed (max)
CLASS OF 2027
OF
RHP
Cooper
Klosterman
Irmo (HS) • SC
6' 1" • 153.6LBS
R/R • 17yr 10mo
Travel Team: Complete Game Prupis
6' 1" • 153.6LBSR/R • 17yr 10mo
Travel Team: Complete Game Prupis
Rankings
2027 National
Rankings available to Premium Subscriber
2027 State
Rankings available to Premium Subscriber
Commitment
UNCOMMITTED
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Best Of Stats
-
Bat Speed (max)
-
Rot. Acc (max)
8
Hard Hit %
7/01/26
91.4
Exit Velocity (max)
7/01/26
83.7
Exit Velocity (avg)
7/01/26
344
Distance (max)
7/01/26
46
Sweet Spot %
7/01/26
7.27
60-yd
7/01/26
3.94
30-yd
7/01/26
1.64
10-yd
7/01/26
18.5
Run speed (max)
7/01/26
-
INF Velo
84
OF Velo
7/01/26
-
C Velo
-
Pop Time
Fastball
83
Velocity (max)
7/01/26
82 - 83
Velo Range
7/01/26
2036
Spin Rate (avg)
7/01/26
Changeup
69.2 - 70.4
Velo Range
7/01/26
1652
Spin Rate (avg)
7/01/26
Curveball
65 - 67
Velo Range
6/13/25
-
Spin Rate (avg)
Slider
69 - 72
Velo Range
7/01/26
1860
Spin Rate (avg)
7/01/26
Positional Tools
2026
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Outfield Velocity
The athlete's maximum throwing velocity from an outfield position in the given event year. Measured in miles per hour (MPH).
84.0
Hitting
2026
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
91.4
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
83.7
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
344
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
104
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
2.687
Hard Hit %
Percentage of batted balls with exit velocities over 90 MPH in the given event year.
Sweet Spot %
Percentage of batted balls in the given event year with a launch angle between 8° and 32°.
Line Drive %
Percentage of batted balls with launch angles between 10 and 25 degrees in the given event year.
Fly Ball %
Percentage of batted balls with launch angles between 25 and 50 degrees in the given event year.
Ground Ball %
Percentage of batted balls with launch angles below 10 degrees in the given event year.
Team South Carolina Trials: Columbia (2027-2029s)
Jul 1, 2026
Trackman - Hitting
91.4
Exit Velocity (max)
83.7
Exit Velocity (avg)
104
Distance (avg)
344
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Hitting
Pitching
2026
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
83.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
82.5
Fastball
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
2036
Fastball
Spin Score Avg
The average Bauer Units value of all fastballs in the given event year. Bauer Units are calculated for each pitch by dividing Spin Rate by Velocity.
24.7
Fastball
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
69.9
Changeup
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
1652
Changeup
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
70.5
Slider
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
1860
Slider
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Team South Carolina Trials: Columbia (2027-2029s)
Jul 1, 2026
Trackman - Fastball
83.0
Velocity (max)
82.1 - 83.0
Velo Range
81.0
Eff Velocity (avg)
2,100
Spin Rate (max)
2,036
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Slider
72.6
Velocity (max)
69.3 - 71.7
Velo Range
68.4
Eff Velocity (avg)
1,978
Spin Rate (max)
1,860
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - ChangeUp
70.4
Velocity (max)
69.2 - 70.4
Velo Range
69.0
Eff Velocity (avg)
1,721
Spin Rate (max)
1,652
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Pitch Scores
2026
Slider
Hammer+
A hammer breaking ball drops vertically with velocity through the zone, or 12-to-6 movement. Hammer+ of 100 is MLB average.
Slider
Sweep+
A sweeping breaking ball moves horizontally with velocity through the zone. Sweep+ of 100 is MLB average.
Pitching Velos
2026
2025
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
83.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
82.5
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
69.5
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
70.5
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
81.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
79.5
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
66.0
Game Performance
2026
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.64
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
3.94
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.27
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
RSI
The reactive strength index measurement of an athlete's explosiveness by comparing their jump height to the ground contact time in between their jumps. On a scale of 0-5.
Vertical Jump
A measure of any athlete's body strength and reach calculated from the flight time divided by the contact time.
Team South Carolina Trials: Columbia (2027-2029s)
Jul 1, 2026
Vald
1.64
10-yd
3.94
30-yd
7.27
60-yd
18.5
Run speed (max)
1.31
RSI (max)
25.1
Jump Height (max)
Vizual Edge
2026
Edge Score
The highest Edge Score within the given year. Edge Score is a comprehensive score that takes the core-six visual skills into account, providing an assessment of an athlete’s overall visual ability.
52.1
Pitch Ai
Notes
News
Comments
Draft Reports
Contact
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Physical
2026
Grip Strgth (LH)
Grip strength is a measure of a players bat control and ability to transfer power and speed during impact, measured in pounds of force generated; collected with elbow bent at 90 degrees.
Grip Strgth (RH)
Grip strength is a measure of a players bat control and ability to transfer power and speed during impact, measured in pounds of force generated; collected with elbow bent at 90 degrees.