@Koo17Matthew 
22.6
Hand Speed (max)
3/19/22
CLASS OF 2025
C
OF
Matthew
Koo
Whitnall (HS) • WI
5' 8" • 157LBSR/R • 18yr 7mo
Travel Team: GRB STiKS
Rankings
2025 National
Rankings available to Premium Subscriber
2025 State
Rankings available to Premium Subscriber
Commitment
Best Of Stats
70.2
Bat Speed (max)
2/17/24
19
Rot. Acc (max)
2/17/24
-
Hard Hit %
89.9
Exit Velocity (max)
2/17/24
81.8
Exit Velocity (avg)
2/17/24
322
Distance (max)
2/17/24
67
Sweet Spot %
10/15/22
7.07
60-yd
10/14/23
-
30-yd
1.71
10-yd
10/14/23
19.1
Run speed (max)
10/14/23
-
INF Velo
-
OF Velo
72
C Velo
10/14/23
1.97 - 2.13
Pop Time
10/14/23
Positional Tools
2024
2023
2022
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60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
7.14
Power / Speed Score
A simple calculation that divides the athlete’s Exit Velocity Max by the athlete’s 60 Yard Dash time for the given event year. For example, 98 MPH / 7.00s = 14.00.
12.6
60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
7.07
Pop Time
The athlete's fastest pop time in the given event year. Measured from glove to glove, in seconds (s).
1.97 - 2.13
Catcher Velocity
The athlete's maximum throwing velocity from the catcher position in the given event year. Measured in miles per hour (MPH).
72.0
Power / Speed Score
A simple calculation that divides the athlete’s Exit Velocity Max by the athlete’s 60 Yard Dash time for the given event year. For example, 98 MPH / 7.00s = 14.00.
11.6
60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
7.41
Pop Time
The athlete's fastest pop time in the given event year. Measured from glove to glove, in seconds (s).
2.13 - 2.43
Catcher Velocity
The athlete's maximum throwing velocity from the catcher position in the given event year. Measured in miles per hour (MPH).
71.0
Power / Speed Score
A simple calculation that divides the athlete’s Exit Velocity Max by the athlete’s 60 Yard Dash time for the given event year. For example, 98 MPH / 7.00s = 14.00.
11.3
Hitting
2024
2023
2022
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
89.9
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
81.8
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
322
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
282
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
33.1797
Hard Hit %
Percentage of batted balls with exit velocities over 95 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.
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
81.7
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
76.0
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
281
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
233
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
33.5864
Hard Hit %
Percentage of batted balls with exit velocities over 95 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.
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
83.5
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
74.7
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
306
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
167
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
18.5739
Hard Hit %
Percentage of batted balls with exit velocities over 95 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.
West Milwaukee Preseason ID
Feb 17, 2024
Trackman - Hitting
89.9
Exit Velocity (max)
81.8
Exit Velocity (avg)
282
Distance (avg)
322
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Southern Wisconsin Open
Oct 14, 2023
Trackman - Hitting
81.7
Exit Velocity (max)
76.0
Exit Velocity (avg)
233
Distance (avg)
281
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Southern Wisconsin Open
Oct 15, 2022
Trackman - Hitting
83.5
Exit Velocity (max)
74.5
Exit Velocity (avg)
215
Distance (avg)
306
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Milwaukee Preseason ID
Mar 19, 2022
Trackman - Hitting
82.7
Exit Velocity (max)
74.9
Exit Velocity (avg)
119
Distance (avg)
266
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Hitting
2024
2023
2022
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
21.0
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
19.9
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
70.2
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
67.2
Rotational Acceleration Max
The highest Rotational Acceleration of any swing in the given event year.
Rotational Acceleration Avg
The average Rotational Acceleration for all swings in the given event year.
On-Plane Efficiency Max
The highest On-Plane Efficiency of any swing in the given event year.
On-Plane Efficiency Avg
The average On-Plane Efficiency for all swings in the given event year.
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
21.4
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
20.1
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
65.5
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
62.1
Rotational Acceleration Max
The highest Rotational Acceleration of any swing in the given event year.
Rotational Acceleration Avg
The average Rotational Acceleration for all swings in the given event year.
On-Plane Efficiency Max
The highest On-Plane Efficiency of any swing in the given event year.
On-Plane Efficiency Avg
The average On-Plane Efficiency for all swings in the given event year.
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
22.6
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
20.4
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
65.8
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
62.2
Rotational Acceleration Max
The highest Rotational Acceleration of any swing in the given event year.
Rotational Acceleration Avg
The average Rotational Acceleration for all swings in the given event year.
On-Plane Efficiency Max
The highest On-Plane Efficiency of any swing in the given event year.
On-Plane Efficiency Avg
The average On-Plane Efficiency for all swings in the given event year.
West Milwaukee Preseason ID
Feb 17, 2024
Blast - Hitting
21.0
Hand Speed (max)
19.9
Hand Speed (avg)
70.2
Bat Speed (max)
67.2
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Southern Wisconsin Open
Oct 14, 2023
Blast - Hitting
21.4
Hand Speed (max)
20.1
Hand Speed (avg)
65.5
Bat Speed (max)
62.1
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Southern Wisconsin Open
Oct 15, 2022
Blast - Hitting
21.3
Hand Speed (max)
20.2
Hand Speed (avg)
65.8
Bat Speed (max)
63.8
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Milwaukee Preseason ID
Mar 19, 2022
Blast - Hitting
22.6
Hand Speed (max)
20.6
Hand Speed (avg)
62.3
Bat Speed (max)
60.4
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Pitching
Pitch Scores
Pitching Velos
Game Performance
2024
2023
2022
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.14
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.
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.71
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.07
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
Vertical Jump
A measure of any athlete's body strength and reach calculated from the flight time divided by the contact time.
Southern Wisconsin Open
Oct 14, 2023
Swift
1.71
10-yd
7.07
60-yd
19.1
Run speed (max)
8.1
Jump Height (max)
7.6
Jump Height (avg)
Southern Wisconsin Open
Oct 15, 2022
Swift
1.77
10-yd
5.17
30-yd
7.41
60-yd
27.4
Run speed (max)
2.10
RSI (max)
2.10
RSI (avg)
28.4
Jump Height (max)
27.5
Jump Height (avg)
Vizual Edge
2024
2023
2022
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.
78.78
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.
81.24
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.
82.93
Pitch Ai
Notes
News
- Wisconsin Class of 2025: WIAA Midseason Check-in - May 22, 2025
- Preseason Power 25 Countdown: No. 23 Whitnall - Mar 20, 2025
- West Milwaukee Preseason ID: Catcher Analysis - Apr 29, 2024
- Southern Wisconsin Open: Position Player Analysis - Nov 27, 2023
- Southern Wisconsin Open: Quick Hits - Oct 18, 2023
- Southern Wisconsin Open: Data Dive - Oct 21, 2022
Comments
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Physical
2024
2023
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.
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.
Uncommitted, Lean and athletic 5-foot-8, 157 pound build with strength. Standout bat in the win over Muskego going 3-4 on the day. Simple all around actions at the plate, with a quick twitch hand trigger. Hitterish ability, showing well against one of the top arms in the state. Matthew would deliver a double and a pair of singles on the day. Defensively in left field, Koo plays with energy and provides reliable defense at the spot, while being a natural catcher showing versatility across the diamond.
Matthew Koo, Whitnall (WI), 2025
Positional Profile: C/OF
Body: 5-7, 154-pounds. Athletic build with good proportions.
Hit: RHH. Wider base, stays grounded while loading into back hip, controlled move to center, gets good separation. Simple operation, direct hands with a long flat path, creates some extension through the ball, looks to elevate pull-side. 67.2 mph bat speed with 16 G's of rotational acceleration.
Power: 90 max exit velocity, averaged 81.8 mph. 322' max distance.
Arm: RH. Did not do defense at this event.
Defense: Did not do defense at this event.
ATH: 7.14 runner in the 60. 28.90 max vertical.
Matthew Koo, Whitnall (WI), 2025
Positional Profile: C/OF
Body: 5-7, 150-pounds. Athletic with good proportions and strength throughout.
Hit: RHH. Crouched setup, wider stance, hand load back, short leg lift stride. Well sequenced, short, compact, quick hands, uses ground extremely well, gap to gap approach, ball jumps. 62.1 mph bat speed with 14 G's of rotational acceleration.
Power: 82 max exit velocity, averaged 76.0 mph. 281' max distance.
Arm: RH. C-72 mph. Short, quick arm action. High 3/4 slot. Throws have some carry, accurate.
Defense: 1.97-2.13 pop times. Quick feet, clean transfer, polished look, quick to block, athletic out of crouch on bunt.
ATH: 7.07 runner in the 60. 1.71 in the 10 yard split. 8.10 max vertical.
Matthew Koo, Whitnall (WI), 2025
Positional Profile: C/OF
Body: 5-7, 150-pounds. Athletic with good proportions and strength throughout.
Hit: RHH. Crouched setup, wider stance, hand load back, short leg lift stride. Well sequenced, short, compact, quick hands, uses ground extremely well, gap to gap approach, ball jumps. 62.1 mph bat speed with 14 G's of rotational acceleration.
Power: 82 max exit velocity, averaged 76.0 mph. 281' max distance.
Arm: RH. C-72 mph. Short, quick arm action. High 3/4 slot. Throws have some carry, accurate.
Defense: 1.97-2.13 pop times. Quick feet, clean transfer, polished look, quick to block, athletic out of crouch on bunt.
ATH: 7.07 runner in the 60. 1.71 in the 10 yard split. 8.10 max vertical.
Koo showed off his athleticism with one of the top 60-yard dash times of the day at 7.07 seconds. He also had the best pop time of the day at 1.97 seconds, using his strong and accurate arm with a quick release. Koo can also handle the bat with a short and compact swing geared for hard line drive contact. Overall, Koo had a solid day who identified himself as a complete player with athleticism.