@MasonStover42 
25.7
Hand Speed (max)
8/15/25
CLASS OF 2025
3B
OF
Mason
Stover
Johnson County CC
Blue Springs South (HS) • MO
5' 10" • 160LBS
R/R • 18yr 11mo
Travel Team: YBC
Blue Springs South (HS) • MO
5' 10" • 160LBS
R/R • 18yr 11mo
Travel Team: YBC
Rankings
2025 National
Rankings available to Premium Subscriber
2025 State
Rankings available to Premium Subscriber
Commitment
Best Of Stats
76.8
Bat Speed (max)
9/28/24
33.6
Rot. Acc (max)
8/15/25
67
Hard Hit %
8/15/25
96.6
Exit Velocity (max)
8/15/25
90.4
Exit Velocity (avg)
8/15/25
347
Distance (max)
6/20/23
89
Sweet Spot %
9/28/24
7.11
60-yd
9/10/23
3.97
30-yd
8/15/25
1.67
10-yd
9/03/22
19.5
Run speed (max)
8/15/25
85
INF Velo
9/10/23
86
OF Velo
8/15/25
-
C Velo
-
Pop Time
Fastball
77.4
Velocity (max)
9/03/22
75.4 - 77.4
Velo Range
9/03/22
1877
Spin Rate (avg)
9/03/22
Changeup
71.9 - 72.5
Velo Range
9/03/22
1646
Spin Rate (avg)
9/03/22
Curveball
67.8 - 68.8
Velo Range
9/03/22
2233
Spin Rate (avg)
9/03/22
Slider
68.5 - 69.3
Velo Range
9/03/22
2062
Spin Rate (avg)
9/03/22
Positional Tools
2025
2024
2023
2022
Sign in to view rankings 
Outfield Velocity
The athlete's maximum throwing velocity from an outfield position in the given event year. Measured in miles per hour (MPH).
86.0
60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
7.22
Infield Velocity
The athlete's maximum throwing velocity from an infield position in the given event year. Measured in miles per hour (MPH).
85.0
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.
12.8
60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
7.11
Infield Velocity
The athlete's maximum throwing velocity from an infield position in the given event year. Measured in miles per hour (MPH).
85.0
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.
13.0
60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
7.33
Infield Velocity
The athlete's maximum throwing velocity from an infield position in the given event year. Measured in miles per hour (MPH).
78.0
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.
12.2
Hitting
2025
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).
96.6
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
90.4
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
320
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
200
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
14.0054
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).
92.4
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
87.6
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
340
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
246
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
19.4058
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).
92.1
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
80.0
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
347
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
203
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
25.2236
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).
89.2
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
78.1
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
331
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
239
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
30.7148
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.
Johnson County CC Scout Day
Aug 15, 2025
Trackman - Hitting
96.6
Exit Velocity (max)
90.4
Exit Velocity (avg)
200
Distance (avg)
320
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Yard Baseball Club Scout Day
Sep 28, 2024
Trackman - Hitting
92.4
Exit Velocity (max)
86.5
Exit Velocity (avg)
273
Distance (avg)
340
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Preseason All-State (Invite-Only)
Feb 3, 2024
Trackman - Hitting
92.1
Exit Velocity (max)
88.7
Exit Velocity (avg)
214
Distance (avg)
333
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Yard Baseball Club Scout Day
Sep 10, 2023
Trackman - Hitting
91.3
Exit Velocity (max)
83.5
Exit Velocity (avg)
232
Distance (avg)
341
Distance (max)
Hard Hit %
Sweet Spot %
Fly Ball %
Ground Ball %
MOKAN Open
Jun 20, 2023
Trackman - Hitting
92.1
Exit Velocity (max)
77.6
Exit Velocity (avg)
183
Distance (avg)
347
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Yard Baseball Scout Day
Sep 3, 2022
Trackman - Hitting
89.2
Exit Velocity (max)
78.1
Exit Velocity (avg)
239
Distance (avg)
331
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Hitting
2025
2024
2023
2022
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
25.7
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
24.1
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
70.5
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
68.6
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.
25.2
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
22.5
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
76.8
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
69.7
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.
25.7
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
22.5
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
68.9
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
65.5
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.
24.3
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
21.3
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
70.9
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
64.3
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.
Johnson County CC Scout Day
Aug 15, 2025
Blast - Hitting
25.7
Hand Speed (max)
24.1
Hand Speed (avg)
70.5
Bat Speed (max)
68.6
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Yard Baseball Club Scout Day
Sep 28, 2024
Blast - Hitting
25.2
Hand Speed (max)
23.5
Hand Speed (avg)
76.8
Bat Speed (max)
72.5
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Preseason All-State (Invite-Only)
Feb 3, 2024
Blast - Hitting
23.1
Hand Speed (max)
21.6
Hand Speed (avg)
68.8
Bat Speed (max)
67.0
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Yard Baseball Club Scout Day
Sep 10, 2023
Blast - Hitting
25.1
Hand Speed (max)
24.0
Hand Speed (avg)
68.9
Bat Speed (max)
67.5
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
MOKAN Open
Jun 20, 2023
Blast - Hitting
25.7
Hand Speed (max)
21.5
Hand Speed (avg)
68.6
Bat Speed (max)
64.4
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Yard Baseball Scout Day
Sep 3, 2022
Blast - Hitting
24.3
Hand Speed (max)
21.3
Hand Speed (avg)
70.9
Bat Speed (max)
64.3
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Pitching
2022
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
77.4
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
76.4
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).
1877
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.
24.6
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).
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
68.3
Curveball
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).
2233
Curveball
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).
72.2
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).
1646
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).
69.0
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).
2062
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).
Yard Baseball Scout Day
Sep 3, 2022
Trackman - Fastball
77.4
Velocity (max)
75.4 - 77.4
Velo Range
73.9
Eff Velocity (avg)
2,144
Spin Rate (max)
1,877
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Curveball
68.8
Velocity (max)
67.8 - 68.8
Velo Range
65.6
Eff Velocity (avg)
2,268
Spin Rate (max)
2,233
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Trackman - Slider
69.3
Velocity (max)
68.5 - 69.3
Velo Range
66.0
Eff Velocity (avg)
2,062
Spin Rate (max)
2,062
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - ChangeUp
72.5
Velocity (max)
71.9 - 72.5
Velo Range
70.3
Eff Velocity (avg)
1,702
Spin Rate (max)
1,646
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Pitch Scores
2022
Fastball
Sink+
A fastball with sink has low backspin and drops through the strike zone. When thrown down in the zone, it is more likely to generate a higher ground ball percentage and lower launch angle. Sink+ of 100 is MLB average.
Fastball
Rise+
A fastball with rise has a high percentage of backspin. When thrown up in the zone, it is more likely to generate a higher fly ball percentage. Rise+ of 100 is MLB average
Pitching Velos
Game Performance
2024
2023
2022
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.84
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.53
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.
1.76
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
4.04
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.30
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.67
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
4.03
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.33
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
2025
2024
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.74
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
3.97
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.12
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.77
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
4.09
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.39
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
Vizual Edge
2024
2023
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.
80.25
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.
69.73
Pitch Ai
Notes
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Comments
Draft Reports
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Mason Stover, Blue Springs South (MO), 2025
Positional Profile: 3B/SS
Body: 5-11, 165-pounds. Lean build with room to add strength.
Hit: RHH. Switch hitter. Wide, balanced setup from the right side. Big leg kick load and small hand coil into a medium stride. Toe-tap load and short stride from the left side with his hands set lower. Level, rotational swing plane. Looks to pull the pull with quick hands through the zone. Line-drive contact in BP. 64.4 mph bat speed with 14 G’s of rotational acceleration.
Power: 92 max exit velocity, averaged 77.6 mph. 347' max distance.
Arm: RH. INF-81 mph. Short 3/4 arm action with some carry.
Defense: Quick feet working around and through the ball. Clean transfers and average glove. Displays lateral range and ability to throw from multiple arm angles.
ATH: 7.30 runner in the 60. 1.76 and 4.04 in the 10 and 30 yard splits.
Vizual Edge: 69.73 Edge Score