84.7
Velocity (max)
3/06/22
CLASS OF 2024
RHP
3B
Clayton
Halverson
Dallas Center Grimes (HS) • IA
6' 4" • 200LBS
R/R • 18yr 10mo
Travel Team: DCG Mustangs Black
6' 4" • 200LBS
R/R • 18yr 10mo
Travel Team: DCG Mustangs Black
Rankings
2024 National
Rankings available to Premium Subscriber
2024 State
Rankings available to Premium Subscriber
Commitment
UNCOMMITTED
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Best Of Stats
Fastball
82.4 - 84.7
Velo Range
3/06/22
2097
Spin Rate (avg)
8/01/21
Changeup
78.3 - 82.2
Velo Range
3/06/22
1548
Spin Rate (avg)
8/06/22
Curveball
69.7 - 74.5
Velo Range
8/06/22
2203
Spin Rate (avg)
3/27/22
Slider
71 - 72.4
Velo Range
3/06/22
2224
Spin Rate (avg)
3/27/22
90.2
Exit Velocity (max)
8/01/21
77
Exit Velocity (avg)
8/01/21
302
Distance (max)
8/01/21
13
Sweet Spot %
8/01/21
24.9
Hand Speed (max)
8/01/21
75
Bat Speed (max)
8/01/21
20
Rot. Acc (max)
8/01/21
-
Hard Hit %
7.86
60
8/06/22
4.32
30-yd
8/06/22
1.81
10-yd
8/06/22
17.4
Run speed (max)
8/06/22
Positional Tools
2022
2021
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60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
7.86
60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
8.02
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.
11.3
Hitting
2021
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
90.2
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).
302
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
166
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
26.3
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.
PBR IA Underclass Prospect Games- 2023 & 2024 Grads (Invite Only)
Aug 1, 2021
Trackman - Hitting
90.2
Exit Velocity (max)
77.0
Exit Velocity (avg)
166
Distance (avg)
302
Distance (max)
Hard Hit %
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.
24.9
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
22.4
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
75.0
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
66.6
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.
PBR IA Underclass Prospect Games- 2023 & 2024 Grads (Invite Only)
Aug 1, 2021
Blast - Hitting
24.9
Hand Speed (max)
22.4
Hand Speed (avg)
75.0
Bat Speed (max)
66.6
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Pitching
2022
2021
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
84.7
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
82.0
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).
2021
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.
24.7
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).
71.1
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).
2133
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).
78.2
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).
1438
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).
71.3
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).
2202
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).
Sinker
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
85.0
Sinker
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).
2000
Sinker
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).
83.2
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
82.0
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).
2097
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.
25.6
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).
67.9
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).
2135
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).
77.4
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).
1500
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).
PBR IA Underclass Prospect Games- 2024 & 2025 Grads (Invite Only)
Aug 6, 2022
Trackman - Fastball
84.7
Velocity (max)
82.0 - 84.0
Velo Range
82.0
Eff Velocity (avg)
2,164
Spin Rate (max)
1,958
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Curveball
75.2
Velocity (max)
69.7 - 74.5
Velo Range
70.1
Eff Velocity (avg)
2,251
Spin Rate (max)
2,052
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - ChangeUp
77.6
Velocity (max)
73.2 - 77.6
Velo Range
74.1
Eff Velocity (avg)
1,806
Spin Rate (max)
1,548
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
PBR Iowa Spring League- Individual Registration
Mar 27, 2022
Trackman - Fastball
83.1
Velocity (max)
79.5 - 82.4
Velo Range
78.8
Eff Velocity (avg)
2,205
Spin Rate (max)
2,064
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Curveball
73.2
Velocity (max)
69.8 - 72.4
Velo Range
68.1
Eff Velocity (avg)
2,307
Spin Rate (max)
2,203
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Slider
73.2
Velocity (max)
70.3 - 72.1
Velo Range
68.4
Eff Velocity (avg)
2,336
Spin Rate (max)
2,224
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - ChangeUp
75.3
Velocity (max)
73.8
Eff Velocity (avg)
1,339
Spin Rate (max)
1,339
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
PBR IA Preseason All-State (Invite Only)
Mar 6, 2022
Trackman - Fastball
84.7
Velocity (max)
82.4 - 84.7
Velo Range
81.6
Eff Velocity (avg)
2,155
Spin Rate (max)
2,056
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Trackman - Curveball
70.2
Velocity (max)
67.1 - 70.2
Velo Range
66.9
Eff Velocity (avg)
2,137
Spin Rate (max)
2,022
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Slider
72.5
Velocity (max)
71.0 - 72.4
Velo Range
69.8
Eff Velocity (avg)
2,104
Spin Rate (max)
2,094
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - ChangeUp
82.2
Velocity (max)
78.3 - 82.2
Velo Range
79.4
Eff Velocity (avg)
1,568
Spin Rate (max)
1,392
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Trackman - Sinker
85.0
Velocity (max)
84.9 - 85.0
Velo Range
82.6
Eff Velocity (avg)
2,035
Spin Rate (max)
2,000
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
PBR IA Underclass Prospect Games- 2023 & 2024 Grads (Invite Only)
Aug 1, 2021
Trackman - Fastball
83.2
Velocity (max)
81.2 - 82.7
Velo Range
80.7
Eff Velocity (avg)
2,183
Spin Rate (max)
2,097
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Curveball
70.1
Velocity (max)
66.2 - 69.5
Velo Range
66.9
Eff Velocity (avg)
2,236
Spin Rate (max)
2,135
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - ChangeUp
79.7
Velocity (max)
75.9 - 79.4
Velo Range
76.7
Eff Velocity (avg)
1,582
Spin Rate (max)
1,500
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Pitch Scores
2022
2021
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.
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.
PBR Iowa Spring League- Individual Registration
Mar 27, 2022
Pitch Scores - Fastball
Hop+
Rise+
Sink+
Pitch Scores - Curveball
Hammer+
Sweep+
Pitch Scores - Slider
Hammer+
Sweep+
Pitching Velos
2022
2021
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
84.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
81.5
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
83.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
81.5
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
68.0
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
78.0
Game Performance
2024
2023
2022
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.81
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
4.32
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.86
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.
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.81
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
4.32
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.86
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.
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.81
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
4.32
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.86
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
PBR IA Underclass Prospect Games- 2024 & 2025 Grads (Invite Only)
Aug 6, 2022
Swift
1.81
10-yd
4.32
30-yd
7.86
60-yd
17.4
Run speed (max)
7.6
Run Speed (avg)
2.37
RSi (max)
2.43
RSi (avg)
1,781
Jump Power (max)
26.2
Jump Height (max)
26.0
Jump Height (avg)
Visual Edge
Pitch Ai
2022
Arm Speed
The maximum speed, in the direction of home plate, that the wrist is traveling. Measured in meters per second (m/s)
Arm Slot
Angle of the forearm relative to the ground between maximum external rotation (MER) and ball release (BR). Which can be a powerful player comparison metric, delivered in degrees.
Knee Extension Velo
The angular velocity of the front knee straightening after foot plant, which provides indicators of velocity potential. Measured in degrees per second.
Deception
The amount of time that the ball is visible to the hitter, after the instant of front foot strike. Measures in milliseconds.
Hip-Shoulder Separation
The difference in angle of between the hips and shoulders, occurring close to the foot plant. Measured in degrees.
PBR IA Underclass Prospect Games- 2024 & 2025 Grads (Invite Only)
Aug 6, 2022
ProPlayAI - Foot Plant
Elbow Flexion (avg)
Shoulder Abduction (avg)
Hip Shoulder Seperation (avg)
ProPlayAI - MER
External Rotation (avg)
Stride Length (avg)
Horizontal Abduction (avg)
ProPlayAI - Release
Arm Speed (max)
Arm Speed (avg)
Knee Extension Velocity (max)
Knee Extension Velocity (avg)
Knee Flexion (avg)
Arm Slot (avg)
Lateral Trunk Tilt (avg)
Arm Path (avg)
Deception (avg)
Torque (avg)
Efficiency (avg)
Sequencing (avg)
PBR IA Preseason All-State (Invite Only)
Mar 6, 2022
ProPlayAI - Foot Plant
Elbow Flexion (avg)
Shoulder Abduction (avg)
Hip Shoulder Seperation (avg)
ProPlayAI - MER
External Rotation (avg)
Stride Length (avg)
Horizontal Abduction (avg)
ProPlayAI - Release
Arm Speed (max)
Arm Speed (avg)
Knee Extension Velocity (max)
Knee Extension Velocity (avg)
Knee Flexion (avg)
Arm Slot (avg)
Lateral Trunk Tilt (avg)
Arm Path (avg)
Deception (avg)
Torque (avg)
Efficiency (avg)
Sequencing (avg)
Notes
News
- PBR Iowa High School Preview: Dallas Center-Grimes - May 5, 2022
- PBR IA Preseason All-State: Scouting Reports- Pitchers - Apr 14, 2022
- PBR Iowa Spring League- Scout Blog - Apr 11, 2022
- PBR IA Underclass Prospect Games- Pitcher Reports - Sep 23, 2021
- PBR IA Underclass Prospect Games- Blast Hitting Leaderboard - Aug 5, 2021
- PBR IA Underclass Prospect Games- Instant Analysis - Aug 2, 2021
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Positional Profile: RHP
Body: 6-4, 200-pounds.
Delivery: ¾ start into tempo’d balance point, lands inline and closed to plate, has extension and finish.
Arm Action: RH. Clean controlled arm path from high ¾ slot.
FB: T84.7, 82-84 mph. T2164, 1958 average rpm.
CB: 70-74 mph. T2251, 2052 average rpm.
CH: 73-78 mph. T1806, 1548 average rpm.
Positional Profile: RHP
Body: 6-4, 200-pounds.
Delivery: ¾ turn with rhythm and tempo, lands slightly across body, finishes athletically.
Arm Action: RH. Clean arm swing; loose out front.
FB: T84.7, 82.4-84.7 mph. T2155, 2056 average rpm. Varying action with flashes of late life.
CB: 67.1-70.2 mph. T2137, 2022 average rpm. Lands consistently, 11/5 shape.
CH: 78.3-82.2 mph. T1567, 1391 average rpm. Firm with avg. overall action.
Positional Profile: RHP
Body: 6-4, 190-pounds.
Power: 84.00 mph exit velocity from the tee.
Run: 8.02 runner in the 60.
Delivery: Athletic high leg kick, lands inline, works with quicker easy effort.
Arm Action: RH. Long clean arm swing with extension out front.
FB: T83.00, 80-83 mph. Mostly straight with flashes of run and sink.
CB: 66-70 mph. 12/6 shape with flashes of depth. Consistent for strikes.
CH: 76-80 mph. Above avg. fading action.