84.5
Velocity (max)
10/15/23
CLASS OF 2024
LHP
Niko
Mastakouras
Groton Dunstable Regional (HS) • MA
5' 10" • 185LBS
L/L • 18yr 9mo
Travel Team: USA Prime
5' 10" • 185LBS
L/L • 18yr 9mo
Travel Team: USA Prime
Rankings
2024 National
Rankings available to Premium Subscriber
Commitment
UNCOMMITTED
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Best Of Stats
Fastball
81.4 - 83.4
Velo Range
10/15/23
2182
Spin Rate (avg)
10/15/23
Curveball
65 - 67.1
Velo Range
10/15/23
2035
Spin Rate (avg)
10/15/23
18.3
Hand Speed (max)
10/15/23
63
Bat Speed (max)
10/15/23
8.6
Rot. Acc (max)
10/15/23
-
Hard Hit %
Positional Tools
Hitting
Hitting
2023
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Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
18.3
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
17.8
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
63.0
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
60.5
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.
2023 Massachusetts Fall Prospect Showcase II
Oct 15, 2023
Blast - Hitting
18.3
Hand Speed (max)
17.8
Hand Speed (avg)
63.0
Bat Speed (max)
60.5
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Pitching
2023
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
84.5
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
82.4
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).
2182
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.
26.5
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).
66.1
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).
2035
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).
2023 Massachusetts Fall Prospect Showcase II
Oct 15, 2023
Trackman - Fastball
84.5
Velocity (max)
81.4 - 83.4
Velo Range
81.8
Eff Velocity (avg)
2,436
Spin Rate (max)
2,182
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
67.6
Velocity (max)
65.0 - 67.1
Velo Range
64.6
Eff Velocity (avg)
2,165
Spin Rate (max)
2,035
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Pitch Scores
2023
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.
Pitching Velos
Game Performance
Visual Edge
Pitch Ai
Notes
News
Comments
Draft Reports
Contact
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Niko Mastakouras: LHP/OF, (2024) Groton Dunstable Regional, MA. 5-foot-10, 185-pound solid build. (60.5 mph bat speed average). (17.8 mph hand speed average). Athletic and projectable on the mound, had a quick consistent arm action and a high ¾ arm angle with developing arm speed. Feel type pitcher who shows some effort. Displays in line shoulders with a consistent balance point. Lands closed with a falling off finish. Threw his fastball 84-85 mph; has running sinking action and control arm side around the zone. (Max spin 2435; Avg 2182). Had glove side around the zone command and sweeping action on his curveball (67-68). (Max spin 2164; Avg 2035).