80
Velocity (max)
2/17/26
CLASS OF 2028
RHP
3B
Steven Kelly
Kostulias
Mineola (HS) • NY
5' 9" • 151.9LBS
R/R • 15yr 6mo
Travel Team: Long Island Elite
5' 9" • 151.9LBSR/R • 15yr 6mo
Travel Team: Long Island Elite
Rankings
2028 National
Rankings available to Premium Subscriber
2028 State
Rankings available to Premium Subscriber
Commitment
UNCOMMITTED
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Best Of Stats
Fastball
78 - 79.5
Velo Range
2/17/26
1895
Spin Rate (avg)
2/17/26
Changeup
76 - 77
Velo Range
2/17/26
1537
Spin Rate (avg)
2/17/26
Slider
73 - 75
Velo Range
2/17/26
2205
Spin Rate (avg)
2/17/26
90.9
Exit Velocity (max)
2/17/26
77.5
Exit Velocity (avg)
2/17/26
288
Distance (max)
2/17/26
33
Sweet Spot %
2/17/26
21.3
Hand Speed (max)
2/17/26
66.3
Bat Speed (max)
2/17/26
23.3
Rot. Acc (max)
2/17/26
8
Hard Hit %
2/17/26
7.64
60-yd
2/17/26
4.13
30-yd
2/17/26
1.72
10-yd
2/17/26
17.5
Run speed (max)
2/17/26
79
INF Velo
2/17/26
-
OF Velo
-
C Velo
-
Pop Time
Positional Tools
2026
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Infield Velocity
The athlete's maximum throwing velocity from an infield position in the given event year. Measured in miles per hour (MPH).
79.0
Hitting
2026
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
90.9
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
77.5
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
288
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
127
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
11.9819
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.
2026 NY Preseason ID: Hudson Valley
Feb 17, 2026
Trackman - Hitting
90.9
Exit Velocity (max)
77.5
Exit Velocity (avg)
127
Distance (avg)
288
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Hitting
2026
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
21.3
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
19.9
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
66.3
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
62.4
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.
2026 NY Preseason ID: Hudson Valley
Feb 17, 2026
Blast - Hitting
21.3
Hand Speed (max)
19.9
Hand Speed (avg)
66.3
Bat Speed (max)
62.4
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Pitching
2026
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
79.6
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
78.7
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).
1895
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.
24.1
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).
76.3
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).
1537
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).
73.8
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).
2205
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).
2026 NY Preseason ID: Hudson Valley
Feb 17, 2026
Trackman - Fastball
79.6
Velocity (max)
78.0 - 79.5
Velo Range
77.7
Eff Velocity (avg)
2,019
Spin Rate (max)
1,895
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
74.6
Velocity (max)
73.1 - 74.5
Velo Range
72.2
Eff Velocity (avg)
2,213
Spin Rate (max)
2,205
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
76.7
Velocity (max)
75.6 - 76.7
Velo Range
74.7
Eff Velocity (avg)
1,546
Spin Rate (max)
1,537
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Pitch Scores
Pitching Velos
2026
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
80.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
78.5
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
76.5
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
74.0
Game Performance
2026
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.72
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
4.13
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.64
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.
2026 NY Preseason ID: Hudson Valley
Feb 17, 2026
Vald
1.72
10-yd
4.13
30-yd
7.64
60-yd
17.5
Run speed (max)
1.26
RSI (max)
22.2
Jump Height (max)
Vizual Edge
2026
Edge Score
The highest Edge Score within the given year. Edge Score is a comprehensive score that takes the core-six visual skills into account, providing an assessment of an athlete’s overall visual ability.
55.23
Pitch Ai
Notes
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Draft Reports
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Physical
2026
Grip Strgth (LH)
Grip strength is a measure of a players bat control and ability to transfer power and speed during impact, measured in pounds of force generated; collected with elbow bent at 90 degrees.
Grip Strgth (RH)
Grip strength is a measure of a players bat control and ability to transfer power and speed during impact, measured in pounds of force generated; collected with elbow bent at 90 degrees.