21.1
Hand Speed (max)
8/23/24
CLASS OF 2027
OF
LHP
Mark
Rapp
St. Joseph's Collegiate (HS) • NY
5' 8" • 170LBS
L/L • 15yr 9mo
Travel Team: Thunderwolves Prospects
5' 8" • 170LBS
L/L • 15yr 9mo
Travel Team: Thunderwolves Prospects
Rankings
2027 National
Rankings available to Premium Subscriber
2027 State
Rankings available to Premium Subscriber
Commitment
UNCOMMITTED
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Best Of Stats
70.8
Bat Speed (max)
2/17/25
9.9
Rot. Acc (max)
8/11/23
36
Hard Hit %
2/17/25
94.9
Exit Velocity (max)
2/17/25
83.3
Exit Velocity (avg)
2/17/25
326
Distance (max)
2/17/25
80
Sweet Spot %
8/11/23
7.38
60-yd
2/17/25
-
30-yd
-
10-yd
16.2
Run speed (max)
8/23/24
-
INF Velo
79
OF Velo
8/23/24
-
C Velo
-
Pop Time
Fastball
72.1
Velocity (max)
8/11/23
70.1 - 72.1
Velo Range
8/11/23
1739
Spin Rate (avg)
8/11/23
Slider
59.3 - 60.4
Velo Range
8/11/23
1744
Spin Rate (avg)
8/11/23
Positional Tools
2025
2024
2023
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60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
7.38
Outfield Velocity
The athlete's maximum throwing velocity from an outfield position in the given event year. Measured in miles per hour (MPH).
79.0
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.
12.9
Outfield Velocity
The athlete's maximum throwing velocity from an outfield position in the given event year. Measured in miles per hour (MPH).
79.0
Outfield Velocity
The athlete's maximum throwing velocity from an outfield position in the given event year. Measured in miles per hour (MPH).
71.0
Hitting
2025
2024
2023
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
94.9
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
83.3
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
326
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
198
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
18.5097
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).
87.3
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
79.6
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
324
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
174
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
18.0015
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).
79.0
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
71.6
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
280
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
202
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
23.1743
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.
2025 Thunderwolves Baseball Scout Day (Preseason)
Feb 17, 2025
Trackman - Hitting
94.9
Exit Velocity (max)
83.3
Exit Velocity (avg)
198
Distance (avg)
326
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
2024 Thunderwolves Scout Day (Summer)
Aug 23, 2024
Trackman - Hitting
87.3
Exit Velocity (max)
79.6
Exit Velocity (avg)
174
Distance (avg)
324
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
2023 Thunderwolves Scout Day (Summer)
Aug 11, 2023
Trackman - Hitting
79.0
Exit Velocity (max)
71.6
Exit Velocity (avg)
202
Distance (avg)
280
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Hitting
2025
2024
2023
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
19.1
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
18.4
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
70.8
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
67.6
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.
21.1
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
19.0
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
70.4
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
68.3
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.
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
19.4
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
18.2
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
64.7
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
61.7
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.
2025 Thunderwolves Baseball Scout Day (Preseason)
Feb 17, 2025
Blast - Hitting
19.1
Hand Speed (max)
18.4
Hand Speed (avg)
70.8
Bat Speed (max)
67.6
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
2024 Thunderwolves Scout Day (Summer)
Aug 23, 2024
Blast - Hitting
21.1
Hand Speed (max)
19.0
Hand Speed (avg)
70.4
Bat Speed (max)
68.3
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
2023 Thunderwolves Scout Day (Summer)
Aug 11, 2023
Blast - Hitting
19.4
Hand Speed (max)
18.2
Hand Speed (avg)
64.7
Bat Speed (max)
61.7
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Pitching
2023
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
72.1
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
71.1
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).
1739
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.
24.5
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).
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
59.9
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).
1744
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).
2023 Thunderwolves Scout Day (Summer)
Aug 11, 2023
Trackman - Fastball
72.1
Velocity (max)
70.1 - 72.1
Velo Range
69.4
Eff Velocity (avg)
1,838
Spin Rate (max)
1,739
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
60.5
Velocity (max)
59.3 - 60.4
Velo Range
57.4
Eff Velocity (avg)
1,921
Spin Rate (max)
1,744
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
2023
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
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
2023
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
72.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
71.0
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
59.5
Game Performance
2024
2023
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.56
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.68
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
2025
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.38
Vizual Edge
Pitch Ai
Notes
Comments
Draft Reports
Contact
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