69.2
Velocity (max)
6/11/25
CLASS OF 2029
LHP
1B
Austin
Gertz
Prairie Ridge (HS) • IL
5' 6" • 135LBS
S/L • 13yr 11mo
Travel Team: GRB 13U
5' 6" • 135LBS
S/L • 13yr 11mo
Travel Team: GRB 13U
Commitment
UNCOMMITTED
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Best Of Stats
Fastball
68 - 69
Velo Range
6/11/25
1839
Spin Rate (avg)
6/11/25
Changeup
64 - 66
Velo Range
6/11/25
1377
Spin Rate (avg)
2/15/25
Slider
57 - 60
Velo Range
6/11/25
1880
Spin Rate (avg)
2/15/25
81.4
Exit Velocity (max)
6/11/25
70.5
Exit Velocity (avg)
6/11/25
263
Distance (max)
6/11/25
56
Sweet Spot %
6/11/25
8.04
60-yd
6/11/25
4.28
30-yd
6/11/25
1.78
10-yd
6/11/25
16.4
Run speed (max)
6/11/25
67
INF Velo
6/11/25
-
OF Velo
-
C Velo
-
Pop Time
Positional Tools
2025
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60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
8.04
Infield Velocity
The athlete's maximum throwing velocity from an infield position in the given event year. Measured in miles per hour (MPH).
67.0
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.
10.1
Hitting
2025
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
81.4
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
68.0
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
263
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
159
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
23.7798
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 Rising Stars Game
Jun 11, 2025
Trackman - Hitting
81.4
Exit Velocity (max)
70.5
Exit Velocity (avg)
162
Distance (avg)
263
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
McHenry Rising Stars ID
Feb 15, 2025
Trackman - Hitting
73.9
Exit Velocity (max)
64.7
Exit Velocity (avg)
155
Distance (avg)
211
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Hitting
Pitching
2025
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
69.2
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
67.6
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).
1800
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.
26.6
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).
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
62.0
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).
1360
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).
57.8
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).
1879
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).
Illinois Rising Stars Game
Jun 11, 2025
Trackman - Fastball
69.2
Velocity (max)
67.9 - 68.9
Velo Range
67.7
Eff Velocity (avg)
1,925
Spin Rate (max)
1,839
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
60.0
Velocity (max)
57.5 - 60.0
Velo Range
57.1
Eff Velocity (avg)
1,947
Spin Rate (max)
1,877
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Trackman - ChangeUp
65.8
Velocity (max)
64.2 - 65.8
Velo Range
63.4
Eff Velocity (avg)
1,385
Spin Rate (max)
1,317
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
McHenry Rising Stars ID
Feb 15, 2025
Trackman - Fastball
66.9
Velocity (max)
65.0 - 66.5
Velo Range
64.6
Eff Velocity (avg)
1,812
Spin Rate (max)
1,708
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
58.4
Velocity (max)
56.3 - 58.0
Velo Range
54.8
Eff Velocity (avg)
1,896
Spin Rate (max)
1,880
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
62.4
Velocity (max)
59.3 - 62.3
Velo Range
58.4
Eff Velocity (avg)
1,503
Spin Rate (max)
1,377
Spin Rate (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
2025
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
69.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
67.0
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
62.8
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
57.8
Game Performance
2025
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.78
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
4.28
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
8.04
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
Vizual Edge
Pitch Ai
Notes
Comments
2/15/25
INF Austin Gertz (Prairie Ridge, 2029) stood out with his intriguing switch-hitting profile. He has a similar swing from both sides, repeating his operation with a compact finish.
Draft Reports
Contact
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