77.4
Velocity (max)
8/17/23
CLASS OF 2026
RHP
C
Preston
Groff
Trinity (HS) • PA
6' 0" • 160LBS
R/R • 16yr 11mo
Travel Team: Upper Allen Wildcats
6' 0" • 160LBS
R/R • 16yr 11mo
Travel Team: Upper Allen Wildcats
Rankings
2026 National
Rankings available to Premium Subscriber
2026 State
Rankings available to Premium Subscriber
Commitment
UNCOMMITTED
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Best Of Stats
Fastball
74.3 - 76.8
Velo Range
8/17/23
1967
Spin Rate (avg)
8/17/23
Curveball
66.8 - 69.4
Velo Range
8/17/23
2259
Spin Rate (avg)
8/17/23
Slider
67.5 - 69
Velo Range
8/17/23
2063
Spin Rate (avg)
8/17/23
81.1
Exit Velocity (max)
8/17/23
74.6
Exit Velocity (avg)
8/17/23
262
Distance (max)
8/17/23
75
Sweet Spot %
8/17/23
18.5
Hand Speed (max)
8/17/23
60.3
Bat Speed (max)
8/17/23
8.5
Rot. Acc (max)
8/17/23
-
Hard Hit %
-
INF Velo
-
OF Velo
70
C Velo
8/17/23
2.25 - 2.29
Pop Time
8/17/23
Positional Tools
2023
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Pop Time
The athlete's fastest pop time in the given event year. Measured from glove to glove, in seconds (s).
2.25 - 2.29
Catcher Velocity
The athlete's maximum throwing velocity from the catcher position in the given event year. Measured in miles per hour (MPH).
70.0
Hitting
2023
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
81.1
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
74.6
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
262
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
172
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
18.1
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.
2023 Mid-Penn Scout Day
Aug 17, 2023
Trackman - Hitting
81.1
Exit Velocity (max)
74.6
Exit Velocity (avg)
172
Distance (avg)
262
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Hitting
2023
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
18.5
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
17.4
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
60.3
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
58.0
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.
2023 Mid-Penn Scout Day
Aug 17, 2023
Blast - Hitting
18.5
Hand Speed (max)
17.4
Hand Speed (avg)
60.3
Bat Speed (max)
58.0
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).
77.4
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
75.5
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).
1967
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.
26.0
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).
68.1
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).
2259
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).
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
68.3
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).
2063
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).
2023 Mid-Penn Scout Day
Aug 17, 2023
Trackman - Fastball
77.4
Velocity (max)
74.3 - 76.8
Velo Range
73.3
Eff Velocity (avg)
2,114
Spin Rate (max)
1,967
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
69.5
Velocity (max)
66.8 - 69.4
Velo Range
65.6
Eff Velocity (avg)
2,348
Spin Rate (max)
2,259
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Trackman - Slider
69.1
Velocity (max)
67.5 - 69.0
Velo Range
65.6
Eff Velocity (avg)
2,249
Spin Rate (max)
2,063
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
Game Performance
Visual Edge
Pitch Ai
Notes
News
Comments
Draft Reports
Contact
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