86
Velocity (max)
7/11/23
CLASS OF 2024
RHP
OF
Tyler
Stephenson
Chapin (HS) • SC
6' 2" • 175LBS
R/R • 18yr 1mo
Travel Team: KC Royals Scout SC
6' 2" • 175LBS
R/R • 18yr 1mo
Travel Team: KC Royals Scout SC
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
83 - 86
Velo Range
7/11/23
2073
Spin Rate (avg)
7/11/23
Changeup
76 - 78
Velo Range
7/11/23
1643
Spin Rate (avg)
7/11/23
Curveball
68 - 70
Velo Range
7/11/23
2153
Spin Rate (avg)
7/11/23
Slider
68.4 - 71.4
Velo Range
1/28/23
2004
Spin Rate (avg)
6/19/21
80.5
Exit Velocity (max)
6/19/21
64.6
Exit Velocity (avg)
6/19/21
248
Distance (max)
6/19/21
-
Sweet Spot %
7.96
60
1/28/23
4.41
30-yd
1/28/23
1.89
10-yd
1/28/23
17.3
Run speed (max)
1/28/23
-
INF Velo
76
OF Velo
6/19/21
-
C Velo
-
Pop Time
Positional Tools
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)
8.29
Outfield Velocity
The athlete's maximum throwing velocity from an outfield position in the given event year. Measured in miles per hour (MPH).
76.0
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.
9.7
Hitting
2021
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
80.5
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
64.6
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
248
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.
35.9
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.
Scout Day: Stars Baseball
Jun 19, 2021
Trackman - Hitting
80.5
Exit Velocity (max)
64.6
Exit Velocity (avg)
159
Distance (avg)
248
Distance (max)
Fly Ball %
Ground Ball %
Hitting
Pitching
2023
2022
2021
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
85.7
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).
1925
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.
23.4
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).
68.9
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).
2153
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).
74.3
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).
1518
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).
69.7
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).
1853
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).
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
80.2
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
78.6
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).
1909
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.
24.3
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).
67.6
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).
1973
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).
70.3
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).
1629
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).
68.9
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).
1920
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).
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
74.3
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
72.2
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).
1905
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.
26.4
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).
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
67.9
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).
1613
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).
62.6
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).
2004
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).
PBR Scout Day: Royals
Jul 11, 2023
Trackman - Fastball
85.7
Velocity (max)
83.4 - 85.7
Velo Range
83.0
Eff Velocity (avg)
2,171
Spin Rate (max)
2,073
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
69.9
Velocity (max)
68.4 - 69.5
Velo Range
66.3
Eff Velocity (avg)
2,266
Spin Rate (max)
2,153
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
78.0
Velocity (max)
76.2 - 77.9
Velo Range
75.5
Eff Velocity (avg)
1,666
Spin Rate (max)
1,643
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Preseason All-State: South
Jan 28, 2023
Trackman - Fastball
80.1
Velocity (max)
76.3 - 80.1
Velo Range
78.6
Eff Velocity (avg)
1,854
Spin Rate (max)
1,736
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
72.3
Velocity (max)
68.4 - 71.4
Velo Range
67.9
Eff Velocity (avg)
1,998
Spin Rate (max)
1,853
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
72.8
Velocity (max)
70.1 - 72.8
Velo Range
71.5
Eff Velocity (avg)
1,471
Spin Rate (max)
1,393
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Preseason All-State (Invite-Only)
Jan 30, 2022
Trackman - Fastball
80.2
Velocity (max)
77.3 - 79.8
Velo Range
79.0
Eff Velocity (avg)
2,041
Spin Rate (max)
1,909
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Curveball
68.8
Velocity (max)
66.6 - 68.7
Velo Range
67.1
Eff Velocity (avg)
1,998
Spin Rate (max)
1,973
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Trackman - Slider
69.7
Velocity (max)
68.1 - 69.7
Velo Range
68.4
Eff Velocity (avg)
1,928
Spin Rate (max)
1,920
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - ChangeUp
71.3
Velocity (max)
68.9 - 71.3
Velo Range
71.0
Eff Velocity (avg)
1,677
Spin Rate (max)
1,629
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Scout Day: Stars Baseball
Jun 19, 2021
Trackman - Fastball
74.3
Velocity (max)
70.4 - 73.9
Velo Range
72.5
Eff Velocity (avg)
1,993
Spin Rate (max)
1,905
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Slider
62.9
Velocity (max)
62.2 - 62.9
Velo Range
62.3
Eff Velocity (avg)
2,032
Spin Rate (max)
2,004
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - ChangeUp
68.5
Velocity (max)
67.5 - 68.4
Velo Range
68.2
Eff Velocity (avg)
1,679
Spin Rate (max)
1,613
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Pitch Scores
2023
2022
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
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
Preseason All-State (Invite-Only)
Jan 30, 2022
Pitch Scores - Fastball
Hop+
Rise+
Sink+
Pitch Scores - Curveball
Hammer+
Sweep+
Pitch Scores - Slider
Hammer+
Sweep+
Pitching Velos
2023
2021
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
86.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
81.2
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
69.0
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
74.2
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
74.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
72.0
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
68.5
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
62.5
Game Performance
2024
2023
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.89
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
4.41
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.96
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
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.
1.89
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
4.41
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.96
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
Vertical Jump
A measure of any athlete's body strength and reach calculated from the flight time divided by the contact time.
Preseason All-State: South
Jan 28, 2023
Swift
1.89
10-yd
4.41
30-yd
7.96
60-yd
17.3
Run speed (max)
1,279
Jump Power (max)
22.4
Jump Height (max)
22.4
Jump Height (avg)
Visual Edge
Pitch Ai
Notes
News
- KC Royals Scout Day: Swift Athletics Leaders - Jul 24, 2023
- KC Royals Scout Day: Quick Hitters Pitchers - Jul 21, 2023
- KC Royals Scout Day: Trackman Pitching Leaders - Jul 19, 2023
- KC Royals Scout Day: Trackman Hitting Leaders - Jul 18, 2023
- Statistical Breakdown: KC Royals Scout Day - Jul 17, 2023
- Preseason All State South: Superlatives - Pitchers - Feb 16, 2023
- SC Preseason All-State South: Swift Athletics Leaders - Feb 14, 2023
- SC Preseason All-State South: Blast Analytics - Feb 13, 2023
- SC Preseason All-State South: Quick Hitters - Upper class Pitchers - Feb 9, 2023
- SC Preseason All-State South: Trackman Pitching Leaders - Feb 3, 2023
- SC Preseason All-State South: Trackman Hitting Leaders - Feb 2, 2023
- SC Preseason All-State South: Statistical Leaders - Feb 1, 2023
- TrackMan Leaderboard: Preseason All-State Pitchers - Feb 11, 2022
- South Carolina Preseason All-State: Schedule, Roster & Previews - Jan 28, 2022
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