22.9
Hand Speed (max)
1/10/21
CLASS OF 2023
1B
RHP
Zack
Hemphill
Mott CC
Linden (HS) • MI
6' 2" • 210LBS
R/R • 19yr 3mo
Travel Team: NA
Linden (HS) • MI
6' 2" • 210LBS
R/R • 19yr 3mo
Travel Team: NA
Rankings
2023 National
Rankings available to Premium Subscriber
2023 State
Rankings available to Premium Subscriber
Commitment
Best Of Stats
69.6
Bat Speed (max)
1/10/21
15.7
Rot. Acc (max)
1/10/21
43
Hard Hit %
6/21/22
96.6
Exit Velocity (max)
1/10/21
84.5
Exit Velocity (avg)
1/10/21
364
Distance (max)
6/21/22
100
Sweet Spot %
6/21/22
7.76
60
6/21/22
-
30-yd
-
10-yd
-
Run speed (max)
80
INF Velo
1/10/21
-
OF Velo
67
C Velo
7/15/20
2.18 - 2.30
Pop Time
7/15/20
Fastball
83
Velocity (max)
6/21/22
78.8 - 82.1
Velo Range
6/21/22
2055
Spin Rate (avg)
6/21/22
Changeup
74.7 - 74.7
Velo Range
1/10/21
1527
Spin Rate (avg)
1/10/21
Curveball
68 - 70
Velo Range
6/21/22
2387
Spin Rate (avg)
6/21/22
Slider
72 - 74
Velo Range
1/10/21
2133
Spin Rate (avg)
1/10/21
Positional Tools
2022
2021
2020
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60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
7.76
Infield Velocity
The athlete's maximum throwing velocity from an infield position in the given event year. Measured in miles per hour (MPH).
78.0
Power / Speed Score
A simple calculation that divides the athlete’s Exit Velocity Max by the athlete’s 60 Yard Dash time for the given event year. For example, 98 MPH / 7.00s = 14.00.
12.4
60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
8.10
Infield Velocity
The athlete's maximum throwing velocity from an infield position in the given event year. Measured in miles per hour (MPH).
80.0
Power / Speed Score
A simple calculation that divides the athlete’s Exit Velocity Max by the athlete’s 60 Yard Dash time for the given event year. For example, 98 MPH / 7.00s = 14.00.
11.9
60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
7.98
Pop Time
The athlete's fastest pop time in the given event year. Measured from glove to glove, in seconds (s).
2.18 - 2.30
Catcher Velocity
The athlete's maximum throwing velocity from the catcher position in the given event year. Measured in miles per hour (MPH).
67.0
Power / Speed Score
A simple calculation that divides the athlete’s Exit Velocity Max by the athlete’s 60 Yard Dash time for the given event year. For example, 98 MPH / 7.00s = 14.00.
10.8
Hitting
2022
2021
2020
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
96.5
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
83.4
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
364
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
237
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
20.4
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).
96.6
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
84.5
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
317
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
188
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
22.7
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).
85.8
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
74.1
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
252
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
206
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
22.6
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.
2022 Michigan Top Prospect Games (Invite Only)
Jun 21, 2022
Trackman - Hitting
96.5
Exit Velocity (max)
83.4
Exit Velocity (avg)
237
Distance (avg)
364
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Indiana Prospects Scout Day
Jan 10, 2021
Trackman - Hitting
96.6
Exit Velocity (max)
84.5
Exit Velocity (avg)
188
Distance (avg)
317
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
2020 Eastern Michigan Rising Prospects
Jul 15, 2020
Trackman - Hitting
85.8
Exit Velocity (max)
74.1
Exit Velocity (avg)
206
Distance (avg)
252
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Hitting
2021
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
22.9
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
22.1
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
69.6
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
67.6
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.
Indiana Prospects Scout Day
Jan 10, 2021
Blast - Hitting
22.9
Hand Speed (max)
22.1
Hand Speed (avg)
69.6
Bat Speed (max)
67.6
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Pitching
2022
2021
2020
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
82.3
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
80.4
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).
2055
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.
25.6
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).
68.7
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).
2387
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).
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
71.4
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).
1942
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).
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
81.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
79.8
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).
2052
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.
25.7
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).
68.9
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).
2140
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).
74.7
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).
1527
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).
72.9
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).
2133
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).
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
75.4
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
73.1
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).
1854
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.
25.4
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).
65.3
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).
2086
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).
70.4
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).
1514
2022 Michigan Top Prospect Games (Invite Only)
Jun 21, 2022
Trackman - Fastball
82.3
Velocity (max)
78.8 - 82.1
Velo Range
77.4
Eff Velocity (avg)
2,216
Spin Rate (max)
2,055
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Curveball
69.9
Velocity (max)
67.6 - 69.9
Velo Range
65.3
Eff Velocity (avg)
2,470
Spin Rate (max)
2,387
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Slider
72.5
Velocity (max)
70.5 - 72.4
Velo Range
68.0
Eff Velocity (avg)
2,452
Spin Rate (max)
1,942
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Indiana Prospects Scout Day
Jan 10, 2021
Trackman - Fastball
81.0
Velocity (max)
78.9 - 80.7
Velo Range
79.6
Eff Velocity (avg)
2,162
Spin Rate (max)
2,052
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Curveball
69.4
Velocity (max)
68.4 - 69.4
Velo Range
68.2
Eff Velocity (avg)
2,185
Spin Rate (max)
2,140
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Slider
73.9
Velocity (max)
72.1 - 73.7
Velo Range
72.3
Eff Velocity (avg)
2,227
Spin Rate (max)
2,133
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - ChangeUp
74.7
Velocity (max)
74.7 - 74.7
Velo Range
74.4
Eff Velocity (avg)
1,568
Spin Rate (max)
1,527
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
2020 Eastern Michigan Rising Prospects
Jul 15, 2020
Trackman - Fastball
75.4
Velocity (max)
71.7 - 74.5
Velo Range
71.6
Eff Velocity (avg)
2,020
Spin Rate (max)
1,854
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Curveball
65.9
Velocity (max)
64.4 - 65.9
Velo Range
62.6
Eff Velocity (avg)
2,184
Spin Rate (max)
2,086
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Trackman - ChangeUp
70.4
Velocity (max)
69.4
Eff Velocity (avg)
1,514
Spin Rate (max)
1,514
Spin Rate (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Pitch Scores
Pitching Velos
2022
2021
2020
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
83.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
81.0
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
69.0
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
71.0
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
81.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
77.2
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
67.2
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
37.5
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
73.0
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
75.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
73.0
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
63.8
Game Performance
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Zack Hemphill: RHP/1B, (2023) Linden, MI. 6-foot-1, 195-pound. In the box, Hemphill recorded an exit velocity of 96 mph. Began in a wide crouched stance with a controlled load, then used a toe tap stride. Bat speed is efficient, displays a long level swing plane and good extension on his finish. Fly ball gap to gap approach. Capable in the infield, recorded a position velocity of 78 mph; shows firm hands, a lengthy natural exchange, and developing feet. When fielding he gathers the ball one hand out front. Recorded a 60 time of 7.76 at the event. Solid projectable on the mound, showed low ¾ arm angle and a short very quick arm action with quick above average arm speed. Drop-and-drive type pitcher and uses some effort. Showed athletic balance point with even shoulders. Lands square with an athletic finish. Curveball (68-70 mph), slider (70-72 mph). Sat with his fastball at 80-82 mph and topped out at 83 mph; (Max spin 2215; Avg 2055).
Zack Hemphill, Linden, 2023, MI
Position: RHP/C
Body: 6-foot-1, 185-pound athletic frame.
Hit: (RHH) Begins in an athletic tall stance with an big wrapping load, then uses a controlled stride. Explosive bat speed. Good extension on his finish, rotational swing. Aggressive approach.
Power: 97 mph exit velocity. 2nd highest at the event
Defense: (IF) Soft hands, consistent footwork, twitchy exchange. Solid. Movements laterally were developing.
Arm: 80 mph infield velocity. Short arm action, high ¾ slot, consistent accuracy.
Speed: 8.10
Pitching: Athletic. Feel delivery, some effort. High ¾ arm angle, some arm speed, loose arm action. Tall balance point, in line shoulders, lands open, an athletic finish.
FB: T81. 79-81 mph. In the zone accuracy.
CB: 68-69 mph. Up in the zone control.
CH: 75 mph.
SL: 72-74 mph.
Zack Hemphill: C/RHP, (2023) Linden, MI. 5-foot-11, 195-pound. In the box, the right-handed hitters best exit velocity was 86 mph. Behind the plate, produced pop times of 2.18-2.30, his best recorded velocity during throw downs was clocked at 67 mph. In the 60-yard dash, his time was 7.98. On the mound, sat with his fastball at 71-73 mph and topped out at 75 mph. Curveball (65-66 mph).