Sam Kemmer
Sam Kemmer

CLASS OF 2025

SS
RHP

Sam
Kemmer

Johnston (HS) • IA
6-2 • 210LBS • R/R
Travel Team: IA PG Select

Rankings

2025 National

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2025 State

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Best of Snapshot
Positional Tools Velos / Pop
TrackMan Hitting
Blast
TrackMan Pitching
PitchAI
News
Comments
Contact

Best Of Stats

Hitting
20.7
Hand Speed (max)
3/06/22
74.4
Bat Speed (max)
3/06/22
11
Rot. Acc (max)
3/06/22
-
Hard Hit %
Power
88.3
Exit Velocity (max)
3/06/22
84.3
Exit Velocity (avg)
3/06/22
269
Distance (max)
3/06/22
43
Sweet Spot %
3/06/22
Run
8.34
60-yard
3/06/22
-
30-yd
-
10-yd
-
Run speed (max)
Defense
82
INF Velo
3/06/22
-
OF Velo
-
C Velo
-
Pop Time
Pitching

Fastball

83.2
Velocity (max)
5/01/22
80.8 - 82.5
Velo Range
5/01/22
2130
Spin Rate (avg)
3/06/22

Changeup

68.7 - 72.9
Velo Range
5/01/22
1413
Spin Rate (avg)
5/01/22

Curveball

63.8 - 68.7
Velo Range
5/01/22
2117
Spin Rate (avg)
5/01/22

Slider

67.5 - 72.6
Velo Range
5/01/22
1779
Spin Rate (avg)
5/01/22

Positional Tools

2022
60 Yard Dash
8.34
Infield Velocity
82.0
Power / Speed Score
10.6

Hitting

2022
Exit Velocity Max
88.3
Exit Velocity Avg
84.3
Distance Max
269
Distance Avg
136
Launch Angle Avg
7.8
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
PBR IA Preseason All-State (Invite Only)
Mar 6, 2022
Trackman - Hitting
88.3
Exit Velocity (max)
84.3
Exit Velocity (avg)
136
Distance (avg)
269
Distance (max)
Sweet Spot %
Line Drive %
Ground Ball %

Hitting

2022
Hand Speed Max
20.7
Hand Speed Avg
20.0
Bat Speed Max
74.4
Bat Speed Avg
67.6
Rotational Acceleration Max
Rotational Acceleration Avg
On-Plane Efficiency Max
On-Plane Efficiency Avg
PBR IA Preseason All-State (Invite Only)
Mar 6, 2022
Blast - Hitting
20.7
Hand Speed (max)
20.1
Hand Speed (avg)
74.4
Bat Speed (max)
67.7
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency

Pitching

2022
Fastball
Velocity Max
83.2
Fastball
Velocity Avg
80.2
Fastball
Spin Rate Avg
2116
Fastball
Spin Score Avg
26.4
Fastball
Total Movement Avg
Curveball
Velocity Avg
66.2
Curveball
Spin Rate Avg
2090
Curveball
Total Movement Avg
Changeup
Velocity Avg
69.1
Changeup
Spin Rate Avg
1330
Changeup
Total Movement Avg
PBR IA Summer Launch- Central Iowa
May 1, 2022
Trackman - Fastball
83.2
Velocity (max)
80.8 - 82.5
Velo Range
79.9
Eff Velocity (avg)
2,216
Spin Rate (max)
2,102
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Curveball
69.6
Velocity (max)
63.8 - 68.7
Velo Range
64.1
Eff Velocity (avg)
2,260
Spin Rate (max)
2,117
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Trackman - Slider
73.1
Velocity (max)
67.5 - 72.6
Velo Range
68.2
Eff Velocity (avg)
2,150
Spin Rate (max)
1,779
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Trackman - ChangeUp
72.9
Velocity (max)
68.7 - 72.9
Velo Range
69.4
Eff Velocity (avg)
2,157
Spin Rate (max)
1,413
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
PBR IA Preseason All-State (Invite Only)
Mar 6, 2022
Trackman - Fastball
80.4
Velocity (max)
76.8 - 80.4
Velo Range
76.9
Eff Velocity (avg)
2,174
Spin Rate (max)
2,130
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Curveball
68.5
Velocity (max)
64.5 - 68.1
Velo Range
64.6
Eff Velocity (avg)
2,169
Spin Rate (max)
2,064
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Trackman - ChangeUp
68.2
Velocity (max)
66.4 - 68.2
Velo Range
66.1
Eff Velocity (avg)
1,405
Spin Rate (max)
1,247
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)

Pitch Scores

Pitching Velos

Game Performance

Visual Edge

Pitch Ai

2022
Arm Speed
Arm Slot
Knee Extension Velo
Deception
Hip-Shoulder Separation
PBR IA Preseason All-State (Invite Only)
Mar 6, 2022
ProPlayAI - Foot Plant
Elbow Flexion (avg)
Shoulder Abduction (avg)
Hip Shoulder Seperation (avg)
ProPlayAI - MER
External Rotation (avg)
Stride Length (avg)
Horizontal Abduction (avg)
ProPlayAI - Release
Arm Speed (max)
Arm Speed (avg)
Knee Extension Velocity (max)
Knee Extension Velocity (avg)
Knee Flexion (avg)
Arm Slot (avg)
Lateral Trunk Tilt (avg)
Arm Path (avg)
Deception (avg)
Torque (avg)
Efficiency (avg)
Sequencing (avg)

Notes

Comments

5/01/22

Positional Profile: RHP
Body: 6-1, 190-pounds.
Delivery: ¾ start into up tempo higher square balance point, lands inline to catcher, quick and aggressive down mound with extension and finish to plate.
Arm Action: RH. Clean arm circle with above avg. hand quickness; ¾ slot.
FB: T83.2, 80.8-82.5 mph.  T2216, 2102 average rpm.
CB: 63.8-68.7 mph.  T2259, 2116 average rpm.
SL: 67.5-72.6 mph.  T2149, 1778 average rpm.
CH: 68.7-72.9 mph.  T2157, 1413 average rpm.

3/06/22

Positional Profile: SS/RHP
Body: 6-0, 180-pounds.
Hit: RHH. Open stance, knee to knee trigger, length to contact, straight arm bar load, flat swing plane, works out front to contact, flashes above avg. strength for age with pop in bat.
Power: 88.3 max exit velocity, averaged 84.3 mph. 268’ max distance.
Arm: RH. INF - 82 mph.
Defense: Arm works well and is above avg. across infield, appropriate footwork, fields under body at times, has actions to field and is a follow moving forward.
Run: 8.34 runner in the 60.

Delivery: Full turn, shows rhythm and coordination, lands inline, solid extension out front.
Arm Action: RH. Clean arm path from high ¾ slot.
FB: T80.4, 76.8-80.4 mph. T2173, 2129 average rpm. Heavy action with slight run.
CB: 64.5-68.1 mph. T2168, 2063 average rpm. 10/4 shape; solid horizontal break.
CH: 66.4-68.2 mph. T1404, 1246 average rpm. Usable with late sinking action.

Draft Reports

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