@ClayHartje 
20.7
Hand Speed (max)
9/05/21
CLASS OF 2023
C
2B
Clay
Hartje
Johns Hopkins
Detroit Country Day (HS) • MI
6' 0" • 175LBS
L/R • 21yr 5mo
Travel Team: Southwest Oakland Warriors
Detroit Country Day (HS) • MI
6' 0" • 175LBS
L/R • 21yr 5mo
Travel Team: Southwest Oakland Warriors
Rankings
2023 National
Rankings available to Premium Subscriber
2023 State
Rankings available to Premium Subscriber
Commitment
Best Of Stats
75.7
Bat Speed (max)
9/05/21
13.9
Rot. Acc (max)
9/05/21
-
Hard Hit %
87.2
Exit Velocity (max)
9/05/21
83.4
Exit Velocity (avg)
9/05/21
277
Distance (max)
9/05/21
70
Sweet Spot %
9/05/21
7.60
60-yd
9/05/21
-
30-yd
-
10-yd
-
Run speed (max)
71
INF Velo
9/05/21
-
OF Velo
72
C Velo
2/14/21
2.03 - 2.06
Pop Time
2/14/21
Fastball
79
Velocity (max)
7/13/23
77 - 79
Velo Range
7/13/23
1817
Spin Rate (avg)
9/05/21
Changeup
61.1 - 63.2
Velo Range
9/05/21
1311
Spin Rate (avg)
9/05/21
Curveball
62 - 65
Velo Range
7/13/23
1933
Spin Rate (avg)
9/05/21
Positional Tools
2021
2020
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60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
7.60
Home to First
The athlete's fastest home-to-first time in the given event year. Measured from bat-on-ball to foot-on-bag, in seconds (s).
4.36
Pop Time
The athlete's fastest pop time in the given event year. Measured from glove to glove, in seconds (s).
2.03 - 2.22
Catcher Velocity
The athlete's maximum throwing velocity from the catcher position in the given event year. Measured in miles per hour (MPH).
72.0
Infield Velocity
The athlete's maximum throwing velocity from an infield position in the given event year. Measured in miles per hour (MPH).
71.0
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)
8.03
Pop Time
The athlete's fastest pop time in the given event year. Measured from glove to glove, in seconds (s).
2.15 - 2.21
Catcher Velocity
The athlete's maximum throwing velocity from the catcher position in the given event year. Measured in miles per hour (MPH).
68.0
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.
10.4
2021 Elite Baseball Scout Day (Fall)
Sep 5, 2021
Position
7.60
60-yard
2.16 - 2.22
Pop Time
71
INF Velo
71
C Velo
87
Exit Velo
Power Speed Score
Hitting
2021
2020
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
87.2
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
82.3
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
277
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
140
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
13.7
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).
83.6
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
77.0
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
268
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
169
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
14.5
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.
2021 Elite Baseball Scout Day (Fall)
Sep 5, 2021
Trackman - Hitting
87.2
Exit Velocity (max)
83.4
Exit Velocity (avg)
171
Distance (avg)
277
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
2021 Eastern Michigan Preseason All-State (Invite Only)
Feb 14, 2021
Trackman - Hitting
85.9
Exit Velocity (max)
81.2
Exit Velocity (avg)
104
Distance (avg)
170
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
2020 Western Michigan Prospect Games (Invite Only)
Jul 1, 2020
Trackman - Hitting
83.6
Exit Velocity (max)
77.0
Exit Velocity (avg)
169
Distance (avg)
268
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Hitting
2021
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
20.7
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
19.4
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
75.7
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
64.0
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.
2021 Elite Baseball Scout Day (Fall)
Sep 5, 2021
Blast - Hitting
20.7
Hand Speed (max)
19.4
Hand Speed (avg)
75.7
Bat Speed (max)
67.4
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
2021 Eastern Michigan Preseason All-State (Invite Only)
Feb 14, 2021
Blast - Hitting
20.0
Hand Speed (max)
19.3
Hand Speed (avg)
61.9
Bat Speed (max)
60.1
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
2020 Western Michigan Prospect Games (Invite Only)
Jul 1, 2020
Blast - Hitting
21.5
Hand Speed (max)
20.5
Hand Speed (avg)
66.9
Bat Speed (max)
62.9
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
Pitching
2021
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
77.5
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
74.4
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).
1817
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).
58.9
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).
1933
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).
62.1
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).
1311
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).
2021 Elite Baseball Scout Day (Fall)
Sep 5, 2021
Trackman - Fastball
77.5
Velocity (max)
72.6 - 76.1
Velo Range
70.5
Eff Velocity (avg)
1,937
Spin Rate (max)
1,817
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Curveball
60.5
Velocity (max)
57.7 - 60.2
Velo Range
55.1
Eff Velocity (avg)
1,997
Spin Rate (max)
1,933
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - ChangeUp
63.2
Velocity (max)
61.1 - 63.2
Velo Range
58.8
Eff Velocity (avg)
1,340
Spin Rate (max)
1,311
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Pitch Scores
Pitching Velos
2023
2021
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)
78.0
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
63.5
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)
74.5
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
60.0
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
62.0
Game Performance
Vizual Edge
Pitch Ai
Notes
News
Comments
Draft Reports
Contact
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Player Spotlight
Clay Hartje: C/2B, (2023) Detroit Country Day, MI. 5-foot-11, 165-pound. Smooth in the box, the left-handed hitter clocked an exit velocity of 86 mph. Has efficient bat speed and level swing plane. He produced loud contact and found some barrels. Line drive approach. While catching, throw downs to second topped out at 72 mph. While catching, his best position velocity throwing to second was registered at 72 mph; He had a pop time of 2.03-2.06.
Scout Evaluation
Clay Hartje, Detroit Country Day, 2023, MI
Position: C/2B
Body: 5-foot-11, 165-pound .
Hit: (LHH) Efficient bat speed. Line drive approach.
Power: 86 mph exit velocity, average 81.23 mph. 60.10 mph bat speed average. 19.29 mph hand speed average.
Arm: 72 mph catcher velocity.