Stella Koo
2031 P, OF
  • Summary

  • Hitting

  • Pitching

  • Agility

  • Strength

Summary

Exit Velocity

Best: 62.5 MPH Avg: 54.4 MPH

Bat Speed

Best: 66.8 MPH Avg: 65.5 MPH

Launch Angle

8.2 Deg.

Hard Hit Average

0.875

Hitting Distance

Best: 157 FT Avg: 99 FT

Ground ball Pct.

16.7

Fly ball Pct.

50.0

Line drive Pct.

33.3

Vertical Jump

16 IN

Broad Jump

65 IN

Overhand Throw

48.0 MPH

Grip Strength

45.8 / 57.8 (left / right)

Hand Span

7.92 IN

Hitting

Exit VelocityAvg.
54.4 MPH
Best
62.5 MPH
Bat SpeedAvg.
65.5 MPH
Best
66.8 MPH
Launch Angle 8.2 Deg.  
Hard Hit Average 0.875  
Hitting DistanceAvg.
99 FT
Best
157 FT
Ground ball Pct. 16.7  
Fly ball Pct. 50.0  
Line drive Pct. 33.3  

Agility

Vertical Jump 16 IN  
Broad Jump 65 IN  

Strength

Overhand Throw 48.0 MPH  
Grip Strength 45.8 / 57.8 (left / right)
Hand Span 7.92 IN  

Velocity

PitchBest/Avg
Velo
Fastball 57.2 / 55.8
Riseball 55.4 / 53.4
Screwball 54.4 / 54.4
Dropball 55.7 / 55.1
Curveball 56.2 / 55.3
Changeup 40.2 / 38.9

Horiz. Break

PitchBest/Avg
Hor. Break
Fastball 2.7 / -3.0
Riseball 3.0 / -1.9
Screwball -3.1 / -4.0
Dropball -2.4 / -3.3
Curveball -1.9 / -3.7
Changeup -5.1 / -6.5

Vert. Break

PitchBest/Avg
Ver. Break
Fastball 0.5 / -1.2
Riseball 1.4 / -1.2
Screwball 0.1 / 0.1
Dropball 1.0 / -0.6
Curveball 0.4 / -1.6
Changeup 4.7 / 3.9

Spin Rate

PitchBest/Avg
Spin Rate
Fastball 1168 / 1124
Riseball 1517 / 932
Screwball 1121 / 1068
Dropball 1165 / 1055
Curveball 1238 / 998
Changeup 1067 / 984

Spin Efficiency

PitchBest/Avg
Spin Eff.
Fastball 60 / 60
Riseball 99 / 99
Screwball 44 / 44
Dropball 56 / 56
Curveball 99 / 99
Changeup 92 / 92

Pitching

PitchVelocity
Best/Avg
Horiz. Break
Best/Avg
Vert. Break
Best/Avg
Spin Rate
Best/Avg
Spin Eff.
Best/Avg
Fastball57.2 / 55.82.7 / -3.00.5 / -1.21168 / 112460 / 60
Riseball55.4 / 53.43.0 / -1.91.4 / -1.21517 / 93299 / 99
Screwball54.4 / 54.4-3.1 / -4.00.1 / 0.11121 / 106844 / 44
Dropball55.7 / 55.1-2.4 / -3.31.0 / -0.61165 / 105556 / 56
Curveball56.2 / 55.3-1.9 / -3.70.4 / -1.61238 / 99899 / 99
Changeup40.2 / 38.9-5.1 / -6.54.7 / 3.91067 / 98492 / 92

Velocity

PitchBest/Avg
Velo
Fastball 57.2 / 55.8
Riseball 55.4 / 53.4
Screwball 54.4 / 54.4
Dropball 55.7 / 55.1
Curveball 56.2 / 55.3
Changeup 40.2 / 38.9

Horiz. Break

PitchBest/Avg
Hor. Break
Fastball 2.7 / -3.0
Riseball 3.0 / -1.9
Screwball -3.1 / -4.0
Dropball -2.4 / -3.3
Curveball -1.9 / -3.7
Changeup -5.1 / -6.5

Vert. Break

PitchBest/Avg
Ver. Break
Fastball 0.5 / -1.2
Riseball 1.4 / -1.2
Screwball 0.1 / 0.1
Dropball 1.0 / -0.6
Curveball 0.4 / -1.6
Changeup 4.7 / 3.9

Spin Rate

PitchBest/Avg
Spin Rate
Fastball 1168 / 1124
Riseball 1517 / 932
Screwball 1121 / 1068
Dropball 1165 / 1055
Curveball 1238 / 998
Changeup 1067 / 984

Spin Efficiency

PitchBest/Avg
Spin Eff.
Fastball 60 / 60
Riseball 99 / 99
Screwball 44 / 44
Dropball 56 / 56
Curveball 99 / 99
Changeup 92 / 92

Player

Name: Stella Koo
Birthdate: 8/26/2012
Uniform Number: 99
Throws From: R
Bats From: R
Slap Hitter: Yes
Primary Position: P
Secondary Positions: OF
Phone: (858) 275-3999
Email: benkoosd@gmail.com

Parent-1

Name: Ben Koo
Phone: (858) 275-3999
Email: benkoosd@gmail.com

High School

Graduation Year: 2031
GPA: 4.0

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Version: P-1.0