@Jheide0 
87.4
Velocity (max)
3/01/25
CLASS OF 2026
RHP
RHP
Jackson
Heidemann
Harlem (HS) • IL
6' 2" • 182.2LBS
R/R • 17yr 7mo
Travel Team: GRB-Madison Green 16u
6' 2" • 182.2LBSR/R • 17yr 7mo
Travel Team: GRB-Madison Green 16u
Rankings
2026 National
Rankings available to Premium Subscriber
2026 State
Rankings available to Premium Subscriber
Commitment
Best Of Stats
Fastball
86.2 - 87.2
Velo Range
3/01/25
2177
Spin Rate (avg)
8/05/25
Changeup
77.5 - 78.2
Velo Range
3/01/25
1580
Spin Rate (avg)
3/10/24
Curveball
72 - 74
Velo Range
8/05/25
2244
Spin Rate (avg)
8/05/25
88.6
Exit Velocity (max)
3/10/24
80.1
Exit Velocity (avg)
3/10/24
310
Distance (max)
3/10/24
88
Sweet Spot %
3/12/23
24.2
Hand Speed (max)
3/10/24
69.3
Bat Speed (max)
3/12/23
26.8
Rot. Acc (max)
3/10/24
-
Hard Hit %
7.70
60-yd
3/10/24
-
30-yd
-
10-yd
-
Run speed (max)
82
INF Velo
3/10/24
73
OF Velo
3/12/22
-
C Velo
-
Pop Time
Positional Tools
2024
2023
2022
2021
Sign in to view rankings 
60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
7.70
Infield Velocity
The athlete's maximum throwing velocity from an infield position in the given event year. Measured in miles per hour (MPH).
82.0
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.
11.5
60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
7.93
Infield Velocity
The athlete's maximum throwing velocity from an infield position in the given event year. Measured in miles per hour (MPH).
75.0
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.
10.2
60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
8.42
Outfield Velocity
The athlete's maximum throwing velocity from an outfield position in the given event year. Measured in miles per hour (MPH).
73.0
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.
9.3
60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
9.75
Outfield Velocity
The athlete's maximum throwing velocity from an outfield position in the given event year. Measured in miles per hour (MPH).
60.0
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.
6.9
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).
88.6
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
80.1
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
310
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.
15.7081
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).
80.5
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
73.7
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
265
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
229
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
26.241
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).
78.3
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
70.0
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
235
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
128
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
12.7902
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.
Madison Preseason ID
Mar 10, 2024
Trackman - Hitting
88.6
Exit Velocity (max)
80.1
Exit Velocity (avg)
203
Distance (avg)
310
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Madison Preseason ID
Mar 12, 2023
Trackman - Hitting
80.5
Exit Velocity (max)
73.7
Exit Velocity (avg)
229
Distance (avg)
265
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Madison Rising Stars ID
Mar 12, 2022
Trackman - Hitting
78.3
Exit Velocity (max)
70.0
Exit Velocity (avg)
128
Distance (avg)
235
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Hitting
2024
2023
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
24.2
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
23.3
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.
66.9
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.
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
24.0
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
23.2
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
69.3
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
67.0
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.
Madison Preseason ID
Mar 10, 2024
Blast - Hitting
24.2
Hand Speed (max)
23.3
Hand Speed (avg)
68.9
Bat Speed (max)
66.9
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Madison Preseason ID
Mar 12, 2023
Blast - Hitting
24.0
Hand Speed (max)
23.2
Hand Speed (avg)
69.3
Bat Speed (max)
67.0
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Pitching
2025
2024
2023
2022
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
87.4
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
86.0
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).
2153
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.
25.0
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).
73.1
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).
2230
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).
77.9
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).
1576
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).
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
84.7
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
82.7
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.
25.5
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).
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
71.5
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).
2144
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).
76.3
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).
1580
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).
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
79.4
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
77.8
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).
1760
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.
22.6
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).
64.2
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).
1543
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).
65.9
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).
1352
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).
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
72.8
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
71.9
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).
1754
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.
24.4
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).
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
57.5
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).
1436
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).
59.7
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).
1302
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).
Illinois State Games (Invite-Only)
Aug 5, 2025
Trackman - Fastball
87.3
Velocity (max)
85.0 - 86.7
Velo Range
84.8
Eff Velocity (avg)
2,292
Spin Rate (max)
2,177
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
74.9
Velocity (max)
71.9 - 73.9
Velo Range
71.5
Eff Velocity (avg)
2,311
Spin Rate (max)
2,244
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Preseason All-State: Upperclass (Invite-Only)
Mar 1, 2025
Trackman - Fastball
87.4
Velocity (max)
86.2 - 87.2
Velo Range
85.0
Eff Velocity (avg)
2,119
Spin Rate (max)
2,052
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Trackman - Curveball
73.9
Velocity (max)
73.0 - 73.9
Velo Range
71.0
Eff Velocity (avg)
2,299
Spin Rate (max)
2,209
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
78.2
Velocity (max)
77.5 - 78.2
Velo Range
76.9
Eff Velocity (avg)
1,694
Spin Rate (max)
1,576
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Illinois State Games (Invite-Only)
Aug 6, 2024
Trackman - Fastball
84.6
Velocity (max)
82.7 - 84.0
Velo Range
81.0
Eff Velocity (avg)
2,178
Spin Rate (max)
2,109
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
71.9
Velocity (max)
69.3 - 71.1
Velo Range
67.5
Eff Velocity (avg)
2,194
Spin Rate (max)
2,070
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Wisconsin State Games (Invite-Only)
Jul 30, 2024
Trackman - Fastball
84.7
Velocity (max)
81.1 - 83.5
Velo Range
80.3
Eff Velocity (avg)
2,228
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 - Curveball
73.2
Velocity (max)
71.4 - 72.8
Velo Range
69.3
Eff Velocity (avg)
2,381
Spin Rate (max)
2,200
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Madison Preseason ID
Mar 10, 2024
Trackman - Fastball
84.2
Velocity (max)
82.3 - 83.8
Velo Range
81.1
Eff Velocity (avg)
2,047
Spin Rate (max)
1,953
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
72.7
Velocity (max)
71.8 - 72.7
Velo Range
70.1
Eff Velocity (avg)
2,199
Spin Rate (max)
2,102
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
77.4
Velocity (max)
75.5 - 77.2
Velo Range
75.7
Eff Velocity (avg)
1,665
Spin Rate (max)
1,580
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Madison Preseason ID
Mar 12, 2023
Trackman - Fastball
79.4
Velocity (max)
76.2 - 79.4
Velo Range
75.4
Eff Velocity (avg)
1,895
Spin Rate (max)
1,760
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
65.3
Velocity (max)
63.1 - 65.2
Velo Range
62.3
Eff Velocity (avg)
1,574
Spin Rate (max)
1,543
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
67.1
Velocity (max)
65.4 - 66.6
Velo Range
64.2
Eff Velocity (avg)
1,484
Spin Rate (max)
1,352
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Madison Rising Stars ID
Mar 12, 2022
Trackman - Fastball
72.8
Velocity (max)
71.3 - 72.6
Velo Range
70.4
Eff Velocity (avg)
1,836
Spin Rate (max)
1,754
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Curveball
58.9
Velocity (max)
56.5 - 58.5
Velo Range
56.1
Eff Velocity (avg)
1,737
Spin Rate (max)
1,436
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - ChangeUp
60.9
Velocity (max)
58.8 - 60.7
Velo Range
58.9
Eff Velocity (avg)
1,439
Spin Rate (max)
1,302
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Pitch Scores
2025
2024
2022
Fastball
Hop+
A fastball with hop has a flat approach angle and visually jumps through the zone. When thrown up in the zone, it is more likely to generate a higher swing and miss average. Hop+ of 100 is MLB average.
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
Curveball
Hammer+
A hammer breaking ball drops vertically with velocity through the zone, or 12-to-6 movement. Hammer+ of 100 is MLB average.
Curveball
Sweep+
A sweeping breaking ball moves horizontally with velocity through the zone. Sweep+ of 100 is MLB average.
Fastball
Hop+
A fastball with hop has a flat approach angle and visually jumps through the zone. When thrown up in the zone, it is more likely to generate a higher swing and miss average. Hop+ of 100 is MLB average.
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
Curveball
Hammer+
A hammer breaking ball drops vertically with velocity through the zone, or 12-to-6 movement. Hammer+ of 100 is MLB average.
Curveball
Sweep+
A sweeping breaking ball moves horizontally with velocity through the zone. Sweep+ of 100 is MLB average.
Fastball
Hop+
A fastball with hop has a flat approach angle and visually jumps through the zone. When thrown up in the zone, it is more likely to generate a higher swing and miss average. Hop+ of 100 is MLB average.
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
Curveball
Hammer+
A hammer breaking ball drops vertically with velocity through the zone, or 12-to-6 movement. Hammer+ of 100 is MLB average.
Curveball
Sweep+
A sweeping breaking ball moves horizontally with velocity through the zone. Sweep+ of 100 is MLB average.
Pitching Velos
2025
2024
2023
2022
2021
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
87.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
85.7
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
72.3
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
78.0
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
85.0
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)
71.5
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
76.0
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
83.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
78.8
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
65.2
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
66.0
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
73.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
72.0
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
58.0
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
60.0
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
65.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
62.5
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
55.0
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
53.5
Game Performance
2024
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.
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.
77.54
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.
62.8
Pitch Ai
Notes
News
- Preseason All-State Upperclass: Pitcher Analysis - Jun 7, 2025
- 4A Watchlist: Teams to Know - Mar 19, 2025
- Illinois Class of 2026 Rankings Update - Dec 4, 2024
- Illinois State Games: Class of 2026 Right-Handed Pitcher Analysis - Nov 7, 2024
- Wisconsin State Games: 2026/2027 Right-Handed Pitcher Analysis - Nov 7, 2024
- Prep Baseball Illinois Pitcher of the Week: Jackson Heidemann - Apr 16, 2024
- Madison Preseason ID: Quick Hits - Mar 13, 2024
- Madison Rising Stars ID: Takeaways & Statistical Analysis - Mar 17, 2022
Comments
Draft Reports
Contact
Premium Content Area
To unlock contact information, you need to purchase a ScoutPLUS subscription.
Purchase Subscription OR
Login
Physical
2024
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: RHP/1B
Body: 6-3, 199-pounds. High waist with projection, more room to add strength.
Delivery: Uptempo, small leg lift, tall/fall, short stride down the mound.
Arm Action: RH. Compact, quick arm action, over the top.
FB: T87, 86-87 mph. Straight out of the hand with life through the zone. T2119, 2052 average rpm.
CB: 73-74 mph. 12/6 shape, works down, tunnels well. T2299, 2209 average rpm.
CH: 78-78 mph. Maintains armspeed. T1694, 1576 average rpm.
Positional Profile: RHP/1B
Body: 6-3, 187.2-pounds.
Delivery: Medium, compact leg-lift, quick mover down the mound, works in-line with uphill shoulders.
Arm Action: RH. Long reach in the back, over the top release.
FB: T85, 83-84 mph. Life through the zone with finish. T2178, 2109 average rpm.
CB: 69-71 mph. Downer shape with depth. T2194, 2070 average rpm.
Jackson Heidemann, Harlem (IL), 2026
Positional Profile: RHP/1B
Body: 6-2, 183-pounds.
Delivery: Begins wind-up in tall position, quick when motion begins, regular leg lift, sinks into back hip, balanced follow through; ability to slide step with runners on.
Arm Action: RH. High 3/4 slot, arm drops after hand break, complete path.
FB: T85, 81-84 mph. Stays true, works through areas of zone, utilized upper-glove-side quadrant. T2228, 2125 average rpm.
CB: 71-73 mph. 12/6, sharp break, tight. T2381, 2200 average rpm.
Positional Profile: RHP/1B
Body: 6-2, 177-pounds. Lean frame, long limbs, high waist.
Delivery: Up tempo delivery, medium leg lift, tall and fall, shorter controlled stride.
Arm Action: RH. Medium loop, higher 3/4 slot.
FB: T84, 82-84 mph. Downhill tilt four-seam type. T2047, 1953 average rpm.
CB: 72-73 mph. 11/5 action, flashed sharpness. T2199, 2102 average rpm.
CH: 75-77 mph. Decels, fade with some depth. T1665, 1580 average rpm.
ATH: 7.70 runner in the 60. 23.30 max vertical.
Positional Profile: RHP/1B
Body: 6-2, 177-pounds. Lean frame, long limbs, high waist.
Hit: RHH. Balanced base, simple move back, controlled stride. Flat path, direct, ball jumps, mostly pull side, back spins it. 66.9 mph bat speed with 23 G's of rotational acceleration.
Power: 89 max exit velocity, averaged 80.1 mph. 310' max distance.
Arm: RH. INF-82 mph. Full arc, high 3/4 slot, quick arm.
Defense: Steady hands, feel for the bag, shuffle to throw.
ATH: 7.70 runner in the 60. 23.30 max vertical.
RHP Jackson Heidemann (Harlem, IL, 2026) stands a long and lean 6-foot-2, 176 pounds. He repeated an up-tempo delivery with a medium circle arm swing and showed a quick arm through release getting to 84 mph with his fastball. He showed the ability to land his curveball with sharp break off of a 11/5 tilt. The sophomore rounded out his three-pitch mix with a useful change up at 75-77 mph that showcased some depth through the hitting zone.
RHP Jackson Heidemann (Harlem, IL, 2026) stands a long and lean 6-foot-2, 176 pounds. He repeated an up-tempo delivery with a medium circle arm swing and showed a quick arm through release getting to 84 mph with his fastball. He showed the ability to land his curveball with sharp break off of a 11/5 tilt. The sophomore rounded out his three-pitch mix with a useful change up at 75-77 mph that showcased some depth through the hitting zone.
Positional Profile: RHP/1B
Body: 6-3, 165-pounds. High waist, projectable.
Delivery: High leg kick, tall and fall.
Arm Action: RH. Long, stabby arm action into a over the top slot.
FB: T79, 76-79 mph. Jumps out of the hand, plays with carry in the zone. T1895, 1760 average rpm.
CB: 63-65 mph. 12/6 breaker, some feel for the zone. T1574, 1543 average rpm.
CH: 65-67 mph. Drops arm slot, with depth. T1484, 1352 average rpm.
Positional Profile: RHP/1B
Body: 6-3, 165-pounds. High waist, projectable.
Delivery: High leg kick, tall and fall.
Arm Action: RH. Long, stabby arm action into a over the top slot.
FB: T79, 76-79 mph. Jumps out of the hand, plays with carry in the zone. T1895, 1760 average rpm.
CB: 63-65 mph. 12/6 breaker, some feel for the zone. T1574, 1543 average rpm.
CH: 65-67 mph. Drops arm slot, with depth. T1484, 1352 average rpm.
Positional Profile: RHP/1B
Body: 6-3, 165-pounds. High waist, projectable.
Hits: RHH. Stock set up with relaxed hands. Minimal hand load, hands drop into an uphill path, easy effort, uses the whole field.
Power: 81 max exit velocity, averaged 73.7 MPH. 265' max distance.
Arm: RH. INF-75 mph.Compact, 3/4 slot.
Defense: Two-hand gather, shuffle step towards target.
Run: 7.93 runner in the 60.
Vizual Edge: 62.8 Edge Score
Positional Profile: RHP/1B
Body: 6-3, 165-pounds. High waist, projectable.
Hits: RHH. Stock set up with relaxed hands. Minimal hand load, hands drop into an uphill path, easy effort, uses the whole field.
Power: 81 max exit velocity, averaged 73.7 MPH. 265' max distance.
Arm: RH. INF-75 mph.Compact, 3/4 slot.
Defense: Two-hand gather, shuffle step towards target.
Run: 7.93 runner in the 60.
Vizual Edge: 62.8 Edge Score