Prep Baseball Report

CLASS OF 2025

LHP
1B

Tatem
Telfer

Mid-Prairie High School (HS) • IA
6' 2" • 208LBS
L/L • 17yr 9mo
Travel Team: Chicago Cubs Scout Team

Rankings

2025 National

Rankings available to Premium Subscriber

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2025 State

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Commitment

Videos

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Best of Snapshot
Physical
Positional Tools Velos / Pop
TrackMan Hitting
Blast
TrackMan Pitching
Pitch Scores
Pitching Velos
Swift
Visual Edge
Comments
Contact

Best Of Stats

Pitching

Fastball

90
Velocity (max)
3/18/23
87 - 89
Velo Range
2/21/24
2388
Spin Rate (avg)
8/05/23

Changeup

81.8 - 84.3
Velo Range
2/21/24
2122
Spin Rate (avg)
2/21/24

Curveball

72.5 - 75.5
Velo Range
8/05/23
2171
Spin Rate (avg)
8/05/23

Slider

78 - 79.3
Velo Range
2/21/24
2311
Spin Rate (avg)
4/30/23
Power
94.3
Exit Velocity (max)
4/30/23
90
Exit Velocity (avg)
4/30/23
323
Distance (max)
7/26/23
83
Sweet Spot %
4/30/23
Hitting
23.6
Hand Speed (max)
7/26/23
78.5
Bat Speed (max)
8/05/23
26.4
Rot. Acc (max)
7/26/23
67
Hard Hit %
4/30/23
Run
7.44
60
8/05/23
4.12
30-yd
8/05/23
1.76
10-yd
8/05/23
18.5
Run speed (max)
8/05/23
Defense
84
INF Velo
4/30/23
-
OF Velo
-
C Velo
-
Pop Time

Positional Tools

2023
2022
60 Yard Dash
7.44
Home to First
4.03
Infield Velocity
84.0
Power / Speed Score
12.7
60 Yard Dash
7.68

Hitting

2023
Exit Velocity Max
94.3
Exit Velocity Avg
84.5
Distance Max
323
Distance Avg
214
Launch Angle Avg
18.6
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
PBR Iowa State Games
Aug 5, 2023
Trackman - Hitting
90.1
Exit Velocity (max)
85.7
Exit Velocity (avg)
218
Distance (avg)
300
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
FG Workout IL/IN/MDW/WI
Jul 26, 2023
Trackman - Hitting
90.8
Exit Velocity (max)
80.1
Exit Velocity (avg)
234
Distance (avg)
323
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
2023 PBR Future Games
Jul 26, 2023
Trackman - Hitting
90.8
Exit Velocity (max)
80.1
Exit Velocity (avg)
234
Distance (avg)
323
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
PBR Iowa Summer Launch- Eastern Iowa
Apr 30, 2023
Trackman - Hitting
94.3
Exit Velocity (max)
90.0
Exit Velocity (avg)
181
Distance (avg)
258
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Ground Ball %

Hitting

2023
Hand Speed Max
23.6
Hand Speed Avg
22.6
Bat Speed Max
78.5
Bat Speed Avg
72.9
Rotational Acceleration Max
Rotational Acceleration Avg
On-Plane Efficiency Max
On-Plane Efficiency Avg
PBR Iowa State Games
Aug 5, 2023
Blast - Hitting
23.4
Hand Speed (max)
22.7
Hand Speed (avg)
78.5
Bat Speed (max)
74.9
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
2023 PBR Future Games
Jul 26, 2023
Blast - Hitting
23.6
Hand Speed (max)
22.5
Hand Speed (avg)
76.1
Bat Speed (max)
71.9
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency

Pitching

2024
2023
2022
Fastball
Velocity Max
88.7
Fastball
Velocity Avg
87.5
Fastball
Spin Rate Avg
2306
Fastball
Spin Score Avg
26.4
Fastball
Total Movement Avg
Curveball
Velocity Avg
74.7
Curveball
Spin Rate Avg
2075
Curveball
Total Movement Avg
Changeup
Velocity Avg
81.5
Changeup
Spin Rate Avg
2061
Changeup
Total Movement Avg
Slider
Velocity Avg
77.3
Slider
Spin Rate Avg
2181
Slider
Total Movement Avg
Fastball
Velocity Max
88.2
Fastball
Velocity Avg
85.7
Fastball
Spin Rate Avg
2376
Fastball
Spin Score Avg
27.7
Fastball
Total Movement Avg
Curveball
Velocity Avg
73.5
Curveball
Spin Rate Avg
2073
Curveball
Total Movement Avg
Changeup
Velocity Avg
78.3
Changeup
Spin Rate Avg
1871
Changeup
Total Movement Avg
Slider
Velocity Avg
74.9
Slider
Spin Rate Avg
2311
Slider
Total Movement Avg
Fastball
Velocity Max
83.1
Fastball
Velocity Avg
80.9
Fastball
Spin Rate Avg
2174
Fastball
Spin Score Avg
26.8
Fastball
Total Movement Avg
Curveball
Velocity Avg
64.6
Curveball
Spin Rate Avg
1655
Curveball
Total Movement Avg
Changeup
Velocity Avg
75.2
Changeup
Spin Rate Avg
1410
Changeup
Total Movement Avg
PBR IA Preseason All-State (Invite Only)
Mar 3, 2024
Trackman - Fastball
87.8
Velocity (max)
86.5 - 87.6
Velo Range
85.9
Eff Velocity (avg)
2,318
Spin Rate (max)
2,286
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
75.1
Velocity (max)
73.4 - 75.1
Velo Range
72.6
Eff Velocity (avg)
2,093
Spin Rate (max)
2,034
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Slider
76.0
Velocity (max)
75.0 - 75.9
Velo Range
73.3
Eff Velocity (avg)
2,180
Spin Rate (max)
2,146
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
81.3
Velocity (max)
78.6 - 81.3
Velo Range
78.3
Eff Velocity (avg)
2,091
Spin Rate (max)
1,999
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
PBR Midwest ProCase
Feb 21, 2024
Trackman - Fastball
88.7
Velocity (max)
87.2 - 88.7
Velo Range
86.5
Eff Velocity (avg)
2,422
Spin Rate (max)
2,326
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
75.6
Velocity (max)
74.3 - 75.4
Velo Range
73.4
Eff Velocity (avg)
2,160
Spin Rate (max)
2,099
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Slider
79.5
Velocity (max)
78.0 - 79.3
Velo Range
76.5
Eff Velocity (avg)
2,241
Spin Rate (max)
2,207
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
84.8
Velocity (max)
81.8 - 84.3
Velo Range
82.2
Eff Velocity (avg)
2,205
Spin Rate (max)
2,122
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
PBR Iowa State Games
Aug 5, 2023
Trackman - Fastball
86.5
Velocity (max)
80.9 - 86.5
Velo Range
83.0
Eff Velocity (avg)
2,500
Spin Rate (max)
2,388
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
76.9
Velocity (max)
72.5 - 75.5
Velo Range
71.9
Eff Velocity (avg)
2,393
Spin Rate (max)
2,171
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
2023 PBR Future Games
Jul 26, 2023
Trackman - Fastball
88.2
Velocity (max)
85.5 - 87.3
Velo Range
86.5
Eff Velocity (avg)
2,518
Spin Rate (max)
2,374
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Curveball
73.4
Velocity (max)
71.7 - 73.1
Velo Range
72.0
Eff Velocity (avg)
2,075
Spin Rate (max)
1,939
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - ChangeUp
78.5
Velocity (max)
78.5 - 78.5
Velo Range
78.5
Eff Velocity (avg)
1,947
Spin Rate (max)
1,881
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
PBR Iowa Summer Launch- Eastern Iowa
Apr 30, 2023
Trackman - Fastball
87.5
Velocity (max)
86.0 - 87.5
Velo Range
86.7
Eff Velocity (avg)
2,404
Spin Rate (max)
2,373
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
73.6
Velocity (max)
71.9 - 73.6
Velo Range
72.6
Eff Velocity (avg)
2,086
Spin Rate (max)
2,022
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Slider
75.3
Velocity (max)
74.6 - 75.3
Velo Range
74.5
Eff Velocity (avg)
2,360
Spin Rate (max)
2,311
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
79.5
Velocity (max)
77.7 - 79.5
Velo Range
79.7
Eff Velocity (avg)
2,085
Spin Rate (max)
2,064
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
PBR IA Preseason All-State (Invite Only)
Mar 5, 2023
Trackman - Fastball
87.3
Velocity (max)
86.4 - 87.3
Velo Range
85.4
Eff Velocity (avg)
2,401
Spin Rate (max)
2,348
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
75.2
Velocity (max)
72.5 - 74.7
Velo Range
71.9
Eff Velocity (avg)
2,062
Spin Rate (max)
1,985
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
78.8
Velocity (max)
77.6 - 78.4
Velo Range
77.4
Eff Velocity (avg)
1,835
Spin Rate (max)
1,713
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
PBR IA Underclass Prospect Games- 2024 & 2025 Grads (Invite Only)
Aug 6, 2022
Trackman - Fastball
83.1
Velocity (max)
79.5 - 82.5
Velo Range
80.1
Eff Velocity (avg)
2,344
Spin Rate (max)
2,171
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Curveball
64.6
Velocity (max)
62.9
Eff Velocity (avg)
1,655
Spin Rate (max)
1,655
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Trackman - ChangeUp
75.2
Velocity (max)
75.2
Eff Velocity (avg)
1,410
Spin Rate (max)
1,410
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)

Pitch Scores

2024
2023
Fastball
Hop+
Fastball
Sink+
Fastball
Rise+
Curveball
Hammer+
Curveball
Sweep+
Slider
Hammer+
Slider
Sweep+
Fastball
Hop+
Fastball
Sink+
Fastball
Rise+
Curveball
Hammer+
Curveball
Sweep+
PBR Midwest ProCase
Feb 21, 2024
Pitch Scores - Fastball
Hop+
Rise+
Sink+
Pitch Scores - Curveball
Hammer+
Sweep+
Pitch Scores - Slider
Hammer+
Sweep+
PBR IA Preseason All-State (Invite Only)
Mar 5, 2023
Pitch Scores - Fastball
Hop+
Rise+
Sink+
Pitch Scores - Curveball
Hammer+
Sweep+

Pitching Velos

2024
2023
Fastball
Velocity Max
89.0
Fastball
Velocity Avg
87.5
Curveball
Velocity Avg
74.5
Changeup
Velocity Avg
83.0
Slider
Velocity Avg
77.5
Fastball
Velocity Max
90.0
Fastball
Velocity Avg
87.5
The Rock Fall Championships
Sep 20, 2024
Pitching
88
Max FB
86 - 88
FB
76 - 77
SL
PBR Midwest ProCase
Feb 21, 2024
Pitching
89
Max FB
87 - 89
FB
74 - 75
CB
82 - 84
CH
78 - 79
SL

Game Performance

2024
2023
2022
RSi
Vertical Jump
10 Yard Dash
1.76
30 Yard Dash
4.12
60 Yard Dash
7.44
Top Speed (MPH)
10 Yard Dash
1.80
30 Yard Dash
4.25
60 Yard Dash
7.68
Top Speed (MPH)
RSi
Vertical Jump
PBR Midwest ProCase
Feb 21, 2024
Swift
2.75
RSi (max)
25.9
Jump Height (max)
PBR Iowa State Games
Aug 5, 2023
Swift
1.76
10-yd
4.12
30-yd
7.44
60-yd
18.5
Run speed (max)
PBR IA Underclass Prospect Games- 2024 & 2025 Grads (Invite Only)
Aug 6, 2022
Swift
1.80
10-yd
4.25
30-yd
7.68
60-yd
17.9
Run speed (max)
7.8
Run Speed (avg)
1.91
RSi (max)
2.07
RSi (avg)
1,435
Jump Power (max)
22.5
Jump Height (max)
22.5
Jump Height (avg)

Visual Edge

2023
Edge Score
70.48
2023 PBR Future Games
Jul 26, 2023
Visual Skills
70.48
Edge Score
FG Workout IL/IN/MDW/WI
Jul 26, 2023
Visual Skills
70.48
Edge Score

Pitch Ai

Notes

News

Comments

3/03/24

Positional Profile: LHP/1B
Body: 6-2, 194.7-pounds.
Delivery: Full turn into high tuck and turn, drives off rubber well, lands inline to plate with aggressive finish, moderate/medium effort and breaking  balls flash above avg. at times.
Arm Action: LH. hand break to hooked position on back side; OT slot.
FB: T88, 86-88 mph.
CB: 73-75 mph.
SL: 75-76 mph.
CH: 79-81 mph.

8/05/23

 

Positional Profile: LHP/1B
Body: 6_1, 190-pounds. 
Hit: LHH. Solid present strength, square stance, clean path, line drive contact off bat, mid/pull side approach.
Power: 90.10 mph max Trackman exit velocity in bp.
Run: 7.44 runner in the 60. 

Delivery: Stretch only, hitches into balance point working to create momentum, lands inline with aggressive finish to plate.
Arm Action: LH. Heavy wrap on back side working up and over front side, OT slot.
FB: T86.50, 80.9-86.5 mph.
CB: 72.5-75.5 mph. 

 
4/30/23

 

Positional Profile: LHP/1B
Body: 6_1, 185-pounds.
Defense: LH. INF - 84 mph. Athletic for position, sure hands and is a solid receiver around bag.
Hit: LH. Slight closed stance, loaded well on back leg, clean line drive path with flashes of pop to pull side gap.
Power: 94.30 mph exit velocity from the tee.
Run: 4.03 runner in the 60. 

Delivery: Stretch only, choppy aggressive movements to load over rubber, moves well down mound landing inline to catcher with finish.
Arm Action: LH. Long clean arm swing, occasional hook in back of circle, ball jumps out of hand in front with quality arm speed. H3/4 slot.
FB: T87.50, 86-87.5 mph. Steeper downhill plane in and around zone.
CB: 71.9-73.6 mph. Sharper with 12/6 shape.
SL: 74.6-75.3 mph. 1/7 with similar action to CB.
CH: 77.7-79.5 mph. Firm with flashes of late running action.

3/05/23

Positional Profile: LHP
Body: 6_1, 185-pounds.
Delivery: Stretch only, aggressive out of balance point, slight shoulder tip, has extension out front.
Arm Action: LH. Long backwards path, clean out front, ball comes out of hand well, H3/4 slot.
FB: T87.30, 86.4-87.3 mph. Late varying action with flashes of life through upper half of zone.
CB: 72.5-74.7 mph. Occasional sharpness when out front with 1/7 shape.
CH: 77.6-78.4 mph. Firm heavy feel with run and sink to arm side of plate.

8/06/22

Positional Profile: LHP
Body: 6-0, 185-pounds.
Delivery: ¾ start, high crouched balance, high glove side, works up and over to release, lands inline to plate.
Arm Action: LH. Long one piece arm path with abbreviated pause on back side of circle.
FB: T83.1, 79-82 mph. T2344, 2170 average rpm.
CB: 65-65 mph. T1655, 1655 average rpm.
CH: 75-75 mph. T1410, 1410 average rpm.

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Physical

2023
Grip Strgth (LH)
Grip Strgth (RH)
FG Workout IL/IN/MDW/WI
Jul 26, 2023
Physical - Athlete
6' 0"
Ht
194.7
Wt
Grip Strgth (RH)
Grip Strgth (LH)
2023 PBR Future Games
Jul 26, 2023
Physical - Athlete
6' 0"
Ht
194.7
Wt
Grip Strgth (RH)
Grip Strgth (LH)