@lemke_sean20027 21.1
Hand Speed (max)
2/17/24
CLASS OF 2027
1B
RHP
Sean
Lemke
Homestead (HS) • WI
6' 0" • 208.3LBS
R/R • 17yr 1mo
Travel Team: PTA
6' 0" • 208.3LBSR/R • 17yr 1mo
Travel Team: PTA
Rankings
2027 National
Rankings available to Premium Subscriber
2027 State
Rankings available to Premium Subscriber
Commitment
UNCOMMITTED
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Best Of Stats
74.9
Bat Speed (max)
3/09/25
4.9
Rot. Acc (max)
2/17/24
10
Hard Hit %
3/09/25
90.6
Exit Velocity (max)
3/09/25
81.9
Exit Velocity (avg)
3/09/25
322
Distance (max)
2/17/24
60
Sweet Spot %
3/09/25
7.95
60-yd
3/09/25
4.36
30-yd
3/09/25
1.87
10-yd
3/09/25
17.1
Run speed (max)
3/09/25
74
INF Velo
3/09/25
-
OF Velo
-
C Velo
-
Pop Time
Fastball
81
Velocity (max)
6/13/24
77 - 80
Velo Range
6/13/24
1980
Spin Rate (avg)
3/09/25
Changeup
72.3 - 73.3
Velo Range
3/09/25
1813
Spin Rate (avg)
3/09/25
Curveball
69 - 70.4
Velo Range
3/09/25
2251
Spin Rate (avg)
3/09/25
Positional Tools
2025
2024
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60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
7.95
Infield Velocity
The athlete's maximum throwing velocity from an infield position in the given event year. Measured in miles per hour (MPH).
74.0
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)
8.60
Infield Velocity
The athlete's maximum throwing velocity from an infield position in the given event year. Measured in miles per hour (MPH).
70.0
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.
10.0
Hitting
2025
2024
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
90.6
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
81.9
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).
185
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
17.395
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).
85.9
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
78.3
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
322
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
199
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
19.5916
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.
South Milwaukee Preseason ID
Mar 9, 2025
Trackman - Hitting
90.6
Exit Velocity (max)
81.9
Exit Velocity (avg)
185
Distance (avg)
293
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
West Milwaukee Preseason ID
Feb 17, 2024
Trackman - Hitting
85.9
Exit Velocity (max)
78.3
Exit Velocity (avg)
199
Distance (avg)
322
Distance (max)
Sweet Spot %
Fly Ball %
Ground Ball %
Hitting
2025
2024
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
20.8
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
18.5
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
74.9
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
66.0
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.
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.
19.9
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
67.0
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
63.1
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.
South Milwaukee Preseason ID
Mar 9, 2025
Blast - Hitting
20.8
Hand Speed (max)
18.5
Hand Speed (avg)
74.9
Bat Speed (max)
66.0
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
West Milwaukee Preseason ID
Feb 17, 2024
Blast - Hitting
21.1
Hand Speed (max)
19.9
Hand Speed (avg)
67.0
Bat Speed (max)
63.1
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Pitching
2025
2024
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
78.2
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
77.9
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).
1980
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.
25.4
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).
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).
2251
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).
72.8
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).
1813
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).
74.9
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
74.1
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).
1824
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.
24.6
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).
66.9
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).
2081
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).
68.4
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).
1325
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).
South Milwaukee Preseason ID
Mar 9, 2025
Trackman - Fastball
78.2
Velocity (max)
77.4 - 78.2
Velo Range
76.0
Eff Velocity (avg)
2,039
Spin Rate (max)
1,980
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
70.5
Velocity (max)
69.0 - 70.4
Velo Range
67.5
Eff Velocity (avg)
2,291
Spin Rate (max)
2,251
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - ChangeUp
73.3
Velocity (max)
72.3 - 73.3
Velo Range
72.4
Eff Velocity (avg)
1,901
Spin Rate (max)
1,813
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
West Milwaukee Preseason ID
Feb 17, 2024
Trackman - Fastball
74.9
Velocity (max)
73.6 - 74.6
Velo Range
72.8
Eff Velocity (avg)
1,886
Spin Rate (max)
1,824
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Trackman - Curveball
67.9
Velocity (max)
66.0 - 67.8
Velo Range
65.5
Eff Velocity (avg)
2,151
Spin Rate (max)
2,081
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
69.5
Velocity (max)
67.7 - 69.1
Velo Range
67.4
Eff Velocity (avg)
1,350
Spin Rate (max)
1,325
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
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
78.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
77.5
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)
72.5
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
81.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
77.2
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
67.2
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
69.5
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.
2025
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.87
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
4.36
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.95
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.
Vizual Edge
2025
2024
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.
59.55
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.
53.44
Pitch Ai
Notes
News
- South Milwaukee Preseason ID: Pitcher Analysis - Apr 29, 2025
- South Milwaukee Preseason ID: Infielder Analysis - Apr 29, 2025
- South Milwaukee Preseason ID: Pitcher Data Dive - Mar 13, 2025
- PBT Illinois Open: Takeaways - Jun 26, 2024
- West Milwaukee Preseason ID: Pitcher Analysis - Apr 29, 2024
- West Milwaukee Preseason ID: Infielder Analysis - Apr 29, 2024
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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/RHP
Body: 6-0, 208-pounds. Strong build, sturdy.
Delivery: High leg lift with balance over the rubber, gets down the mound with good direction to home, medium leg swing finish with balance.
Arm Action: RH. Full arm swing, inline with quick arm.
FB: T78, 77-78 mph. Plays with carry through the zone. T2039, 1980 average rpm.
CB: 69-70 mph. 11/5 two plane breaker, for strikes, can land. T2291, 2251 average rpm.
CH: 72-73 mph. Late depth and fade at the plate through the hitting zone. T1901, 1813 average rpm.
ATH: 7.95 runner in the 60. 1.87 and 4.36 in the 10 and 30 yard splits.
Positional Profile: 1B/RHP
Body: 6-0, 208-pounds. Strong build, sturdy.
Hit: RHH. Wide stance, no stride, repeats. Downhill leverage, backspins line drives to all fields, quick hands and bat speed. 66 mph bat speed with 3 G's of rotational acceleration.
Power: 91 max exit velocity, averaged 81.9 mph. 293' max distance.
Arm: RH. INF-74 mph. Low 3/4 slot, on target.
Defense: Quick first step, soft hands.
ATH: 7.95 runner in the 60. 1.87 and 4.36 in the 10 and 30 yard splits.
Vizual Edge: 59.55 Edge Score
Positional Profile: 1B/RHP
Body: 6-0, 195-pounds. Strong build.
Delivery: Methodical delivery, balanced leg lift into tall and fall, closed stride and footstrike, crossfire action.
Arm Action: RH. Clean out of glove, full arm loop, lower 3Q slot
FB: T75, 74-75 mph. Heavy arm-side run with some sink, strikes. T1886, 1834 average rpm.
CB: 66-68 mph. Similar speed to CH, thrown in the zone, 11/5 tilt. T2113, 2057 average rpm.
SL: Sharp 11/5 break, compliments fastball out of same window.
CH: 68-69 mph. Falls out of zone, compliments FB T1350, 1325 average rpm.
ATH: 8.60 runner in the 60. 22.40 max vertical.
Positional Profile: 1B/RHP
Body: 6-0, 195-pounds. Strong build.
Hit: RHH. Wider base with lower hands, rhythmic load back, lands centered, barrel tip trigger. Flat and direct to and through the ball, strong hands through the ball, gap to gap. 63.1 mph bat speed with 3 G's of rotational acceleration.
Power: 86 max exit velocity, averaged 78.3 mph. 322' max distance.
Arm: RH. INF-70 mph. Long arm action, accurate.
Defense: Soft hands, clean feet, has feel around the bag, can turn the 3-6-3 double play.
ATH: 8.60 runner in the 60. 22.40 max vertical.