79.8
Velocity (max)
1/21/23
CLASS OF 2027
RHP
3B
Mark
Williams Jr.
AVALON SCHOOL (HS) • MD
6' 2" • 185LBS
S/L • 16yr 4mo
Travel Team: Phillies Scout
6' 2" • 185LBS
S/L • 16yr 4mo
Travel Team: Phillies Scout
Rankings
2027 National
Rankings available to Premium Subscriber
2027 State
Rankings available to Premium Subscriber
Commitment
UNCOMMITTED
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Best Of Stats
Fastball
77.1 - 79.5
Velo Range
1/21/23
1812
Spin Rate (avg)
1/21/23
Changeup
-
Velo Range
1238
Spin Rate (avg)
1/21/23
Curveball
63.5 - 67.6
Velo Range
1/21/23
1619
Spin Rate (avg)
1/21/23
89.1
Exit Velocity (max)
1/21/23
81.6
Exit Velocity (avg)
1/21/23
335
Distance (max)
1/21/23
56
Sweet Spot %
1/21/23
21.3
Hand Speed (max)
1/21/23
65.7
Bat Speed (max)
1/21/23
10.6
Rot. Acc (max)
1/21/23
-
Hard Hit %
Positional Tools
Hitting
2023
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Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
89.1
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
81.6
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
335
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
164
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
12.9
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.
2023 Maryland Preseason ID
Jan 21, 2023
Trackman - Hitting
89.1
Exit Velocity (max)
81.6
Exit Velocity (avg)
164
Distance (avg)
335
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Hitting
2023
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.
19.6
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
65.7
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
61.2
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 Maryland Preseason ID
Jan 21, 2023
Blast - Hitting
21.3
Hand Speed (max)
19.6
Hand Speed (avg)
65.7
Bat Speed (max)
61.2
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).
79.8
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
78.3
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).
1812
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.
23.1
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).
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
65.6
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).
1619
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).
71.5
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).
1238
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 Maryland Preseason ID
Jan 21, 2023
Trackman - Fastball
79.8
Velocity (max)
77.1 - 79.5
Velo Range
76.6
Eff Velocity (avg)
1,911
Spin Rate (max)
1,812
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)
63.5 - 67.6
Velo Range
1,680
Spin Rate (max)
1,619
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - ChangeUp
71.5
Velocity (max)
69.4
Eff Velocity (avg)
1,238
Spin Rate (max)
1,238
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
Game Performance
Visual Edge
Pitch Ai
Notes
News
Comments
Draft Reports
Contact
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Body: 6-0, 160-pounds. Athletic, projectable frame.
Delivery: Controlled, clean delivery with some effort.
Arm Action: LH. Full, quick arm action from 3/4 slot.
FB: T80, 77-79 mph. Fastball has a sinking action. T1911, 1812 average rpm.
CB: 63-68 mph. Curveball has gradual movement. T1680, 1619 average rpm.
CH: 71-71 mph. Changeup has a fading action. T1238, 1238 average rpm.
Body: 6-0, 160-pounds. Athletic, projectable frame.
Hits: SH. Rythmic, open setup. Quick, slightly uphill barrel path.
Power: 89 max exit velocity, averaged 81.6 MPH. 335' max distance. Shows feel for the barrel with line drive tendencies.
Arm: LH. INF-79 mph.Short, whippy arm action.
Defense: Soft hands, with fluid actions.
Body: 6-0, 160-pounds. Athletic, projectable frame.
Delivery: Controlled, clean delivery with some effort.
Arm Action: LH. Full, quick arm action from 3/4 slot.
FB: T80, 77-79 mph. Fastball has a sinking action. T1911, 1812 average rpm.
CB: 63-68 mph. Curveball has gradual movement. T1680, 1619 average rpm.
CH: 71-71 mph. Changeup has a fading action. T1238, 1238 average rpm.
Body: 6-0, 160-pounds. Athletic, projectable frame.
Hits: SH. Rythmic, open setup. Quick, slightly uphill barrel path.
Power: 89 max exit velocity, averaged 81.6 MPH. 335' max distance. Shows feel for the barrel with line drive tendencies.
Arm: LH. INF-79 mph.Short, whippy arm action.
Defense: Soft hands, with fluid actions.