@Joshua_Ziemer 
24.9
Hand Speed (max)
7/01/25
CLASS OF 2026
1B
OF
Joshua
Ziemer
Glenbard East (HS) • IL
5' 10" • 208.6LBS
R/R • 17yr 7mo
Travel Team: Top Pick Academy
5' 10" • 208.6LBSR/R • 17yr 7mo
Travel Team: Top Pick Academy
Rankings
2026 National
Rankings available to Premium Subscriber
2026 State
Rankings available to Premium Subscriber
Commitment
Best Of Stats
76.3
Bat Speed (max)
7/01/25
23.1
Rot. Acc (max)
7/01/25
70
Hard Hit %
8/05/25
100.1
Exit Velocity (max)
8/05/25
89.7
Exit Velocity (avg)
7/01/25
358
Distance (max)
2/09/25
60
Sweet Spot %
2/03/24
7.57
60-yd
8/05/25
4.14
30-yd
8/05/25
1.76
10-yd
8/05/25
17.9
Run speed (max)
8/05/25
79
INF Velo
8/05/25
-
OF Velo
-
C Velo
-
Pop Time
Fastball
79.2
Velocity (max)
2/26/23
78 - 79
Velo Range
2/26/23
1876
Spin Rate (avg)
2/26/23
Changeup
72 - 74
Velo Range
2/26/23
1537
Spin Rate (avg)
2/26/23
Curveball
66 - 69
Velo Range
2/26/23
2112
Spin Rate (avg)
2/26/23
Slider
72.5 - 74.4
Velo Range
2/26/23
2164
Spin Rate (avg)
2/26/23
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)
7.57
Infield Velocity
The athlete's maximum throwing velocity from an infield 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.
13.2
60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
8.20
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.
11.4
60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
8.36
Infield Velocity
The athlete's maximum throwing velocity from an infield position in the given event year. Measured in miles per hour (MPH).
76.0
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.
10.7
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).
100.1
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
88.9
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
358
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
208
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
18.7913
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).
93.9
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
87.0
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
334
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.
17.7515
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).
89.1
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
83.9
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
314
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
157
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
7.023
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.
Illinois State Games (Invite-Only)
Aug 5, 2025
Trackman - Hitting
100.1
Exit Velocity (max)
89.0
Exit Velocity (avg)
205
Distance (avg)
329
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
West Suburban Summer ID
Jul 1, 2025
Trackman - Hitting
97.5
Exit Velocity (max)
89.7
Exit Velocity (avg)
240
Distance (avg)
353
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
O'Hare Preseason ID
Feb 9, 2025
Trackman - Hitting
93.9
Exit Velocity (max)
88.1
Exit Velocity (avg)
180
Distance (avg)
358
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Southwest Chicago Preseason ID
Feb 3, 2024
Trackman - Hitting
93.9
Exit Velocity (max)
87.0
Exit Velocity (avg)
186
Distance (avg)
334
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Joliet Preseason ID
Feb 26, 2023
Trackman - Hitting
89.1
Exit Velocity (max)
83.9
Exit Velocity (avg)
157
Distance (avg)
314
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.
24.9
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
21.7
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
76.3
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
71.8
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.
21.7
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
19.7
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
73.5
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.
20.2
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
19.3
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
72.0
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
67.4
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.
Illinois State Games (Invite-Only)
Aug 5, 2025
Blast - Hitting
23.7
Hand Speed (max)
22.6
Hand Speed (avg)
75.3
Bat Speed (max)
73.5
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
West Suburban Summer ID
Jul 1, 2025
Blast - Hitting
24.9
Hand Speed (max)
23.2
Hand Speed (avg)
76.3
Bat Speed (max)
72.8
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
O'Hare Preseason ID
Feb 9, 2025
Blast - Hitting
21.0
Hand Speed (max)
19.3
Hand Speed (avg)
72.3
Bat Speed (max)
69.2
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Southwest Chicago Preseason ID
Feb 3, 2024
Blast - Hitting
21.7
Hand Speed (max)
19.7
Hand Speed (avg)
73.5
Bat Speed (max)
69.7
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Joliet Preseason ID
Feb 26, 2023
Blast - Hitting
20.2
Hand Speed (max)
19.3
Hand Speed (avg)
72.0
Bat Speed (max)
67.4
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).
79.2
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
78.3
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).
1876
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.
24.0
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).
67.5
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).
2112
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).
73.2
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).
1537
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).
73.3
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).
2164
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).
Joliet Preseason ID
Feb 26, 2023
Trackman - Fastball
79.2
Velocity (max)
77.6 - 79.0
Velo Range
75.8
Eff Velocity (avg)
1,953
Spin Rate (max)
1,876
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
69.2
Velocity (max)
66.1 - 68.8
Velo Range
64.6
Eff Velocity (avg)
2,170
Spin Rate (max)
2,112
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
74.9
Velocity (max)
72.5 - 74.4
Velo Range
69.7
Eff Velocity (avg)
2,270
Spin Rate (max)
2,164
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Trackman - ChangeUp
74.0
Velocity (max)
72.5 - 74.0
Velo Range
71.3
Eff Velocity (avg)
1,651
Spin Rate (max)
1,537
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Pitch Scores
2023
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.
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.
Joliet Preseason ID
Feb 26, 2023
Pitch Scores - Fastball
Hop+
Rise+
Sink+
Pitch Scores - Curveball
Hammer+
Sweep+
Pitch Scores - Slider
Hammer+
Sweep+
Pitching Velos
2023
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)
78.5
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
67.5
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
73.0
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
73.5
Game Performance
2024
2023
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.96
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
4.51
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
8.20
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
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.
1.93
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
4.55
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
8.36
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
Vertical Jump
A measure of any athlete's body strength and reach calculated from the flight time divided by the contact time.
Joliet Preseason ID
Feb 26, 2023
Swift
1.93
10-yd
4.56
30-yd
8.36
60-yd
16.2
Run speed (max)
1,252
Jump Power (max)
17.9
Jump Height (max)
17.0
Jump Height (avg)
2025
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.75
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
4.14
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.57
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.
Illinois State Games (Invite-Only)
Aug 5, 2025
Vald
1.76
10-yd
4.14
30-yd
7.57
60-yd
17.9
Run speed (max)
1.32
RSI (max)
14.5
Jump Height (max)
West Suburban Summer ID
Jul 1, 2025
Vald
1.78
10-yd
4.20
30-yd
7.64
60-yd
17.8
Run speed (max)
1.17
RSI (max)
14.4
Jump Height (max)
O'Hare Preseason ID
Feb 9, 2025
Vald
1.80
10-yd
4.21
30-yd
7.71
60-yd
17.5
Run speed (max)
1.38
RSI (max)
15.7
Jump Height (max)
Vizual Edge
2025
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.
73.7
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.
74.42
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.
71.71
Pitch Ai
Notes
News
- West Suburban Summer ID: Preview Story - Jun 30, 2025
- O'Hare Preseason ID: Infield Analysis - Apr 18, 2025
- Southwest Chicago Preseason ID: Position Player Analysis - Apr 11, 2024
- Southwest Chicago Preseason ID: Quick Hits - Feb 6, 2024
- Southwest Chicago Preseason ID: Preview - Jan 31, 2024
- Joliet Preseason ID: Pitcher Analysis - May 31, 2023
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Physical
2025
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.
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: 1B/OF
Body: 5-11, 204 pounds.
Hit: RHH. Base is wider, low hands, slightly open, base load/stride. Simple and strong, bat-speed through the zone with a flatter path, looks to work pull-side. 69.2 mph bat speed with 10g of rotational acceleration.
Power: 94 mph max exit velocity (88.1 avg.); 358-foot max batted distance.
Arm: RH. INF - 77 mph. Quick, high 3/4 release.
Defense: Hands work, athletic movements, two-hand gather out front.
Athletic Testing: 7.71 runner in the 60-yard dash; 15.70-inch max vertical jump.
1B Josh Ziemer (Glenbard East) is yet another 2026 to make a name for himself at the event. Ziemer has a 5-foot-11, 205-pound, physical, compact build and his swing matches his stature. He stays compact and connected with loose, strong hands, natural lift through the zone and present bat strength. Ziemer registered a 93.9 mph max exit velocity while launching his furthest batted ball 334’. He was also top-5 in average bat speed at the event and moved around the first base bag with comfort.
Positional Profile: 1B/OF
Body: 5-11, 205-pounds. Strong, durable frame.
Hit: RHH. Athletic slightly open stance, medium leg kick, minimal load. Aggressive swing, lifted approach, uphill through the zone and flashed above average power to the pull side. 69.7 mph bat speed with 12 G’s of rotational acceleration.
Power: 94 max exit velocity, averaged 87 mph. 334’ max distance.
Arm: RH. INF - 75 mph. Medium, loose arm path, over the top slot.
Defense: Steady hands, fields ball to body, has some bounce with body control.
Run: 8.20 runner in the 60.
Positional Profile: 1B/RHP
Body: 5-10, 190-pounds. Sturdy build with strength.
Hit: RHH. Narrow setup, slightly open, medium leg lift into short stride. Narrow setup, slightly open, flat path.
Power: 89 max exit velocity, averaged 83.9 mph. 314’ max distance.
Arm: RH. INF - 76 mph. Short arm action, over-the-top slot.
Defense: Steady hands, secures into the middle of the body.
Run: 8.36 runner in the 60.
Delivery: Stretch only, starts feet staggered with lead foot closer to third, medium balance point into a drop/drive lower-half, stride works in-line to the plate.
Arm Action: RH. High 3/4 slot, medium arm circle.
FB: T79, 78-79 mph. Arm-side run with sink at times. T1953, 1876 average rpm.
CB: 66-69 mph. Slurve action with feel for the zone. T2170, 2112 average rpm.
SL: 73-74 mph. Slight horizontal movement. T2270, 2164 average rpm.
CH: 72-74 mph. Downer action, consistently plays in the bottom of the zone. T1651, 1537 average rpm.