@jhrpr34 23.9
Hand Speed (max)
3/14/26
CLASS OF 2027
SS
RHP
Jonas
Harper
Roseville Area Senior (HS) • MN
6' 2" • 194.2LBS
R/R • 17yr 2mo
Travel Team: Blizzard Baseball
6' 2" • 194.2LBS
R/R • 17yr 2mo
Travel Team: Blizzard Baseball
Rankings
2027 National
Rankings available to Premium Subscriber
2027 State
Rankings available to Premium Subscriber
Commitment
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Best Of Stats
85.6
Bat Speed (max)
3/14/26
11.5
Rot. Acc (max)
3/14/26
100
Hard Hit %
3/14/26
104.1
Exit Velocity (max)
3/14/26
98.1
Exit Velocity (avg)
3/14/26
392
Distance (max)
3/14/26
50
Sweet Spot %
8/06/25
7.06
60-yd
3/14/26
3.88
30-yd
8/06/25
1.69
10-yd
3/14/26
19.4
Run speed (max)
3/14/26
87
INF Velo
3/14/26
-
OF Velo
-
C Velo
-
Pop Time
Fastball
88.3
Velocity (max)
3/14/26
86.9 - 88.1
Velo Range
3/14/26
2651
Spin Rate (avg)
3/14/26
Changeup
80 - 82
Velo Range
3/14/26
2125
Spin Rate (avg)
3/14/26
Curveball
68 - 71
Velo Range
8/06/25
2162
Spin Rate (avg)
8/06/25
Slider
78 - 80
Velo Range
3/14/26
2815
Spin Rate (avg)
3/14/26
Positional Tools
2026
2025
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Infield Velocity
The athlete's maximum throwing velocity from an infield position in the given event year. Measured in miles per hour (MPH).
87.0
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
Hitting
2026
2025
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
104.1
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
98.1
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
392
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
163
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
8.7349
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).
93.5
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
87.4
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).
253
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
21.4068
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.
MN Preseason All-State (Invite Only)
Mar 14, 2026
Trackman - Hitting
104.1
Exit Velocity (max)
98.1
Exit Velocity (avg)
163
Distance (avg)
392
Distance (max)
Hard Hit %
Barrel %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
MN Summer ID- Duluth
Aug 6, 2025
Trackman - Hitting
93.5
Exit Velocity (max)
87.4
Exit Velocity (avg)
253
Distance (avg)
324
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Hitting
2026
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
23.9
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
22.1
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
85.6
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
77.9
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.
MN Preseason All-State (Invite Only)
Mar 14, 2026
Blast - Hitting
23.9
Hand Speed (max)
22.1
Hand Speed (avg)
85.6
Bat Speed (max)
77.9
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Pitching
2026
2025
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
88.3
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
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).
2258
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.
25.8
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).
81.1
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).
2125
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).
78.8
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).
2815
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).
Cutter
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
82.4
Cutter
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).
2651
Cutter
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Sinker
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
86.2
Sinker
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).
2237
Sinker
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
83.9
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
83.1
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).
2104
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.
25.3
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).
69.7
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).
2162
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).
75.6
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).
2000
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).
72.1
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).
1911
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).
Cutter
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
75.6
Cutter
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).
2420
Cutter
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
MN Preseason All-State (Invite Only)
Mar 14, 2026
Trackman - Fastball
88.3
Velocity (max)
86.9 - 88.1
Velo Range
87.2
Eff Velocity (avg)
2,321
Spin Rate (max)
2,258
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
79.5
Velocity (max)
77.7 - 79.5
Velo Range
77.9
Eff Velocity (avg)
2,815
Spin Rate (max)
2,815
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
81.8
Velocity (max)
80.5 - 81.8
Velo Range
81.4
Eff Velocity (avg)
2,175
Spin Rate (max)
2,125
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Cutter
82.9
Velocity (max)
82.1 - 82.8
Velo Range
82.5
Eff Velocity (avg)
2,658
Spin Rate (max)
2,651
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Sinker
86.5
Velocity (max)
85.6 - 86.5
Velo Range
86.0
Eff Velocity (avg)
2,291
Spin Rate (max)
2,237
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
MN Summer ID- Duluth
Aug 6, 2025
Trackman - Fastball
83.9
Velocity (max)
82.4 - 83.7
Velo Range
80.7
Eff Velocity (avg)
2,168
Spin Rate (max)
2,104
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Curveball
70.7
Velocity (max)
68.0 - 70.7
Velo Range
66.4
Eff Velocity (avg)
2,544
Spin Rate (max)
2,162
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Trackman - Slider
72.8
Velocity (max)
71.4 - 72.8
Velo Range
68.6
Eff Velocity (avg)
2,338
Spin Rate (max)
1,911
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
75.9
Velocity (max)
75.2 - 75.9
Velo Range
73.9
Eff Velocity (avg)
2,086
Spin Rate (max)
2,000
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Trackman - Cutter
76.0
Velocity (max)
75.0 - 76.0
Velo Range
72.2
Eff Velocity (avg)
2,484
Spin Rate (max)
2,420
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
2025
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
2026
2025
2024
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)
87.5
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
81.0
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
79.0
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
84.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
83.0
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
69.5
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
75.5
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
72.0
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
79.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
77.0
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
68.5
Game Performance
2026
2025
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.69
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
3.9
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.05
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.
1.7
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
3.88
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.08
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
MN Preseason All-State (Invite Only)
Mar 14, 2026
Vald
1.69
10-yd
3.90
30-yd
7.06
60-yd
19.4
Run speed (max)
1.56
RSI (max)
25.5
Jump Height (max)
Vizual Edge
Pitch Ai
Notes
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Draft Reports
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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.
Positional Profile: 3B/RHP
Body: 6-2, 182-pounds.
Delivery: Hybrid start, rocker step, belt high leg lift, coils into back hip, crossbody landing.
Arm Action: RH. Long AA, extends down and back, collects up w/ pec stretch, low 3/4 slot.
FB: T84, 82-84 mph. T2168, 2104 average rpm.
CB: 68-71 mph. T2544, 2162 average rpm.
SL: 71-73 mph. T2338, 1911 average rpm.
CH: 75-76 mph. T2086, 2000 average rpm.
CUT: 75-76 mph.
ATH: 7.08 runner in the 60. 1.70 and 3.88 in the 10 and 30 yard splits.
Positional Profile: 3B/RHP
Body: 6-2, 182-pounds.
Hit: RHH. Compact, square, hands work up and back, controlled lower half, small forward move, gap to gap contact.
Power: 93 max exit velocity, averaged 87.4 mph. 324' max distance.
Arm: RH. INF-78 mph.
Defense: Small prep step, works around and through baseball, loose quick arm.
ATH: 7.08 runner in the 60. 1.70 and 3.88 in the 10 and 30 yard splits.