84.7
Exit Velocity (max)
4/21/25
CLASS OF 2026
C
RHP
Jueun
Chung
Richmond Green Secondary (HS) • ON
5' 11" • 150LBS
R/R • 18yr 2mo
Travel Team: Markham Mariners Elite
5' 11" • 150LBS
R/R • 18yr 2mo
Travel Team: Markham Mariners Elite
Rankings
2026 National
Rankings available to Premium Subscriber
2026 State
Rankings available to Premium Subscriber
Commitment
Best Of Stats
78.3
Exit Velocity (avg)
4/21/25
287
Distance (max)
4/21/25
80
Sweet Spot %
9/24/23
7.43
60-yd
9/24/23
3.96
30-yd
4/21/25
1.73
10-yd
4/21/25
19.1
Run speed (max)
9/24/23
65
INF Velo
9/24/23
-
OF Velo
74
C Velo
4/21/25
1.97 - 2.16
Pop Time
4/21/25
Fastball
71.8
Velocity (max)
9/24/23
70.6 - 71.8
Velo Range
9/24/23
1881
Spin Rate (avg)
9/24/23
Changeup
67.1 - 68.2
Velo Range
9/24/23
1573
Spin Rate (avg)
9/24/23
Curveball
61.2 - 61.9
Velo Range
9/24/23
2205
Spin Rate (avg)
9/24/23
Positional Tools
2025
2023
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Pop Time
The athlete's fastest pop time in the given event year. Measured from glove to glove, in seconds (s).
1.97 - 2.16
Catcher Velocity
The athlete's maximum throwing velocity from the catcher position in the given event year. Measured in miles per hour (MPH).
74.0
Pop Time
The athlete's fastest pop time in the given event year. Measured from glove to glove, in seconds (s).
2.28 - 2.31
Catcher Velocity
The athlete's maximum throwing velocity from the catcher position in the given event year. Measured in miles per hour (MPH).
62.0
Infield Velocity
The athlete's maximum throwing velocity from an infield position in the given event year. Measured in miles per hour (MPH).
65.0
Hitting
2025
2023
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
84.7
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
78.3
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
287
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
141
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
14.6225
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.
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
74.9
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
68.3
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
261
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
176
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
21.9822
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.
Ontario Future Games Trials 4.21.25
Apr 21, 2025
Trackman - Hitting
84.7
Exit Velocity (max)
78.3
Exit Velocity (avg)
141
Distance (avg)
287
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
2023 Markham Mariners Scout Day
Sep 24, 2023
Trackman - Hitting
74.9
Exit Velocity (max)
68.3
Exit Velocity (avg)
176
Distance (avg)
261
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Hitting
Pitching
2023
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
71.8
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
71.3
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).
1881
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).
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
61.5
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).
2205
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).
67.7
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).
1573
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).
2023 Markham Mariners Scout Day
Sep 24, 2023
Trackman - Fastball
71.8
Velocity (max)
70.6 - 71.8
Velo Range
69.9
Eff Velocity (avg)
2,122
Spin Rate (max)
1,881
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
62.0
Velocity (max)
61.2 - 61.9
Velo Range
59.0
Eff Velocity (avg)
2,271
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
68.4
Velocity (max)
67.1 - 68.2
Velo Range
66.9
Eff Velocity (avg)
1,615
Spin Rate (max)
1,573
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
Pitching Velos
Game Performance
2023
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.85
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
4.22
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.43
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
2025
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.73
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
3.96
Vertical Jump
A measure of any athlete's body strength and reach calculated from the flight time divided by the contact time.
Vizual Edge
Pitch Ai
Notes
News
Comments
Draft Reports
Contact
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Jueun Chung, Markham Mariners, 2026 Uncommitted
Positional Profile: C/RHP
Body: 5-11, 150-pounds.
Hit: RHH. 55% Sweet Spot%, 27% Line Drive%, 27% Flyball%.
Power: 84.7mph max exit velocity, averaged 78.3mph. 287ft max distance.
Arm: RH. C- 1.97-2.16 pop-time, 74mph.
ATH: 3.96 runner in the 30. 1.73 10 yard split. 19.3 max vertical.