@jnapp01 
93.2
Velocity (max)
2/09/25
CLASS OF 2026
LHP
OF
Jameson
Napper
Grace Christian Academy (HS) • TN
5' 11" • 199LBS
L/L • 18yr 5mo
Travel Team: Wow Factor National
5' 11" • 199LBSL/L • 18yr 5mo
Travel Team: Wow Factor National
2026 National
Rankings available to Premium Subscriber
2026 State
Rankings available to Premium Subscriber
Commitment
Best Of Stats
Fastball
90.6 - 93.2
Velo Range
2/09/25
1875
Spin Rate (avg)
2/09/25
Changeup
80 - 81
Velo Range
7/16/25
1582
Spin Rate (avg)
2/09/25
Curveball
75 - 78
Velo Range
6/06/24
-
Spin Rate (avg)
Slider
76 - 80
Velo Range
2/09/25
2391
Spin Rate (avg)
2/09/25
100.3
Exit Velocity (max)
2/09/25
94.6
Exit Velocity (avg)
2/09/25
293
Distance (max)
2/09/25
38
Sweet Spot %
2/09/25
23
Hand Speed (max)
2/09/25
76.5
Bat Speed (max)
2/09/25
10.1
Rot. Acc (max)
2/09/25
75
Hard Hit %
2/09/25
7.17
60-yd
2/09/25
4.03
30-yd
2/09/25
1.82
10-yd
2/09/25
19.6
Run speed (max)
2/09/25
-
INF Velo
91
OF Velo
2/09/25
-
C Velo
-
Pop Time
Positional Tools
2025
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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).
91.0
Hitting
2025
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
100.3
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
94.6
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
293
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
186
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
12.3869
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.
Tennessee Preseason All-State: Upperclass (Invite-Only)
Feb 9, 2025
Trackman - Hitting
100.3
Exit Velocity (max)
94.6
Exit Velocity (avg)
186
Distance (avg)
293
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Hitting
2025
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
23.0
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
20.9
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
76.5
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
72.6
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.
Tennessee Preseason All-State: Upperclass (Invite-Only)
Feb 9, 2025
Blast - Hitting
23.0
Hand Speed (max)
20.9
Hand Speed (avg)
76.5
Bat Speed (max)
72.6
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Pitching
2025
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
93.2
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
92.0
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).
1875
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.
20.4
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).
75.7
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).
1582
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).
78.0
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).
2391
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).
Tennessee Preseason All-State: Upperclass (Invite-Only)
Feb 9, 2025
Trackman - Fastball
93.2
Velocity (max)
90.6 - 93.2
Velo Range
94.2
Eff Velocity (avg)
2,007
Spin Rate (max)
1,875
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
79.6
Velocity (max)
76.2 - 79.6
Velo Range
78.8
Eff Velocity (avg)
2,459
Spin Rate (max)
2,391
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Trackman - ChangeUp
77.5
Velocity (max)
73.7 - 77.5
Velo Range
77.1
Eff Velocity (avg)
1,720
Spin Rate (max)
1,582
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
Pitching Velos
2025
2024
2023
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
93.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
90.8
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
76.5
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
78.2
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
90.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
87.5
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
76.5
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
88.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
86.5
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
74.5
Game Performance
2025
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.82
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.
7.17
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.
Tennessee Preseason All-State: Upperclass (Invite-Only)
Feb 9, 2025
Vald
1.82
10-yd
4.03
30-yd
7.17
60-yd
19.6
Run speed (max)
1.43
RSI (max)
23.5
Jump Height (max)
Vizual Edge
2025
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.
76.23
Pitch Ai
Notes
Comments
Draft Reports
Contact
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Physical
2025
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.
Positional Profile: LHP/OF
Body: 5-11, 199-pounds. Athletic mover with a good feel for his body and movements, Good strength and quickness in all actions
Delivery: Slow moving delivery with big explosiveness on his front side.
Arm Action: LH. Fast arm that works over the top.
FB: T93, 91-93 mph. FB is electric with good induced vertical break, Challenges hitters with his FB and lets his stuff play T2007, 1875 average rpm.
SL: 76-80 mph. SL has good shape and high spin, Expect it to get a lot of whiff T2459, 2391 average rpm.
CH: 74-78 mph. CH was in the zone and will keep hitters off his FB with his good late fade action to it T1720, 1582 average rpm.
ATH: 7.17 runner in the 60. 1.82 and 4.03 in the 10 and 30 yard splits. 23.50 max vertical.
Positional Profile: LHP/OF
Body: 5-11, 199-pounds. Athletic mover with a good feel for his body and movements, Good strength and quickness in all actions
Hit: LHH. Narrow open stance with a low hand position, Has a small leg kick Nice short swing that is really efficient, Ball jumps off his bat and has a great ability to find the barrel on every swing 72.6 mph bat speed with 7 G's of rotational acceleration.
Power: 100 max exit velocity, averaged 94.6 mph. 293' max distance.
Arm: LH. OF-91 mph. Really quick and whippy arm that has really good carry to it
Defense: Uber athletic movements with a strong trust in his arm and body, Impressive body control and feel for his actions
ATH: 7.17 runner in the 60. 1.82 and 4.03 in the 10 and 30 yard splits. 23.50 max vertical.
Vizual Edge: 76.23 Edge Score