Prep Baseball Report

CLASS OF 2026

1B
OF

Konner
Altergott

Crystal Lake Central (HS) • IL
6' 3" • 175LBS
R/R • 17yr
Travel Team: GRB Rays Illinois Green
2026 National

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2026 State

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

Best Of Stats

Hitting
23.5
Hand Speed (max)
2/11/23
74.8
Bat Speed (max)
8/06/24
26.7
Rot. Acc (max)
8/06/24
22
Hard Hit %
2/10/24
Power
94.7
Exit Velocity (max)
2/10/24
85.7
Exit Velocity (avg)
8/06/24
306
Distance (max)
2/10/24
50
Sweet Spot %
8/06/24
Run
-
60
4.11
30-yd
2/10/24
1.77
10-yd
2/10/24
17.5
Run speed (max)
2/10/24
Defense
81
INF Velo
2/10/24
-
OF Velo
-
C Velo
-
Pop Time
Pitching

Fastball

80
Velocity (max)
2/10/24
78 - 80
Velo Range
2/10/24
1857
Spin Rate (avg)
2/11/23

Changeup

76 - 78.4
Velo Range
2/10/24
1709
Spin Rate (avg)
2/12/22

Curveball

65.3 - 67.1
Velo Range
2/11/23
1959
Spin Rate (avg)
2/11/23

Slider

69 - 72
Velo Range
2/10/24
1968
Spin Rate (avg)
2/10/24

Positional Tools

2024
2023
2022
2021
Infield Velocity
81.0
Home to First
4.27
Infield Velocity
71.0
Home to First
4.89
Infield Velocity
72.0
Home to First
5.12
Infield Velocity
66.0
McHenry Preseason ID
Feb 10, 2024
Position
81
INF Velo
95
Exit Velo
McHenry Preseason ID
Feb 11, 2023
Position
71
INF Velo
4.27
H-1st
89
Exit Velo
McHenry Rising Stars ID
Feb 12, 2022
Position
72
INF Velo
4.89
H-1st
83
Exit Velo
Future Prospects Showcase & Educational Camp
Jan 31, 2021
Position
66
INF Velo
73
Exit Velo
5.12
H-1st

Hitting

2024
2023
2022
Exit Velocity Max
94.7
Exit Velocity Avg
84.2
Distance Max
306
Distance Avg
159
Launch Angle Avg
11.0
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Exit Velocity Max
88.9
Exit Velocity Avg
85.2
Distance Max
297
Distance Avg
122
Launch Angle Avg
3.8
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Exit Velocity Max
83.3
Exit Velocity Avg
76.9
Distance Max
265
Distance Avg
212
Launch Angle Avg
34.3
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Illinois State Games (Invite-Only)
Aug 6, 2024
Trackman - Hitting
89.8
Exit Velocity (max)
85.7
Exit Velocity (avg)
158
Distance (avg)
282
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
McHenry Preseason ID
Feb 10, 2024
Trackman - Hitting
94.7
Exit Velocity (max)
82.9
Exit Velocity (avg)
159
Distance (avg)
306
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
McHenry Preseason ID
Feb 11, 2023
Trackman - Hitting
88.9
Exit Velocity (max)
85.2
Exit Velocity (avg)
122
Distance (avg)
297
Distance (max)
Sweet Spot %
Line Drive %
Ground Ball %
McHenry Rising Stars ID
Feb 12, 2022
Trackman - Hitting
83.3
Exit Velocity (max)
76.9
Exit Velocity (avg)
212
Distance (avg)
265
Distance (max)
Sweet Spot %
Fly Ball %

Hitting

2024
2023
Hand Speed Max
21.5
Hand Speed Avg
20.9
Bat Speed Max
74.8
Bat Speed Avg
69.9
Rotational Acceleration Max
Rotational Acceleration Avg
On-Plane Efficiency Max
On-Plane Efficiency Avg
Hand Speed Max
23.5
Hand Speed Avg
22.3
Bat Speed Max
69.8
Bat Speed Avg
68.7
Rotational Acceleration Max
Rotational Acceleration Avg
On-Plane Efficiency Max
On-Plane Efficiency Avg
Illinois State Games (Invite-Only)
Aug 6, 2024
Blast - Hitting
21.5
Hand Speed (max)
21.0
Hand Speed (avg)
74.8
Bat Speed (max)
69.7
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
McHenry Preseason ID
Feb 10, 2024
Blast - Hitting
21.3
Hand Speed (max)
20.9
Hand Speed (avg)
73.0
Bat Speed (max)
70.1
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
McHenry Preseason ID
Feb 11, 2023
Blast - Hitting
23.5
Hand Speed (max)
22.3
Hand Speed (avg)
69.8
Bat Speed (max)
68.7
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency

Pitching

2024
2023
2022
Fastball
Velocity Max
80.0
Fastball
Velocity Avg
79.1
Fastball
Spin Rate Avg
1770
Fastball
Spin Score Avg
22.4
Fastball
Total Movement Avg
Changeup
Velocity Avg
77.0
Changeup
Spin Rate Avg
1693
Changeup
Total Movement Avg
Slider
Velocity Avg
70.5
Slider
Spin Rate Avg
1968
Slider
Total Movement Avg
Fastball
Velocity Max
76.9
Fastball
Velocity Avg
76.0
Fastball
Spin Rate Avg
1857
Fastball
Spin Score Avg
24.4
Fastball
Total Movement Avg
Curveball
Velocity Avg
66.2
Curveball
Spin Rate Avg
1959
Curveball
Total Movement Avg
Changeup
Velocity Avg
72.7
Changeup
Spin Rate Avg
1617
Changeup
Total Movement Avg
Fastball
Velocity Max
71.9
Fastball
Velocity Avg
71.4
Fastball
Spin Rate Avg
1845
Fastball
Spin Score Avg
25.8
Fastball
Total Movement Avg
Curveball
Velocity Avg
63.8
Curveball
Spin Rate Avg
1574
Curveball
Total Movement Avg
Changeup
Velocity Avg
68.2
Changeup
Spin Rate Avg
1709
Changeup
Total Movement Avg
McHenry Preseason ID
Feb 10, 2024
Trackman - Fastball
80.0
Velocity (max)
78.4 - 79.9
Velo Range
76.6
Eff Velocity (avg)
1,872
Spin Rate (max)
1,770
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
71.7
Velocity (max)
69.5 - 71.6
Velo Range
67.0
Eff Velocity (avg)
2,079
Spin Rate (max)
1,968
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)
76.0 - 78.4
Velo Range
73.2
Eff Velocity (avg)
1,769
Spin Rate (max)
1,693
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
McHenry Preseason ID
Feb 11, 2023
Trackman - Fastball
76.9
Velocity (max)
75.1 - 76.9
Velo Range
73.1
Eff Velocity (avg)
1,942
Spin Rate (max)
1,857
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
67.1
Velocity (max)
65.3 - 67.1
Velo Range
63.5
Eff Velocity (avg)
2,081
Spin Rate (max)
1,959
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
73.3
Velocity (max)
71.8 - 73.3
Velo Range
70.5
Eff Velocity (avg)
1,702
Spin Rate (max)
1,617
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
McHenry Rising Stars ID
Feb 12, 2022
Trackman - Fastball
71.9
Velocity (max)
70.9 - 71.8
Velo Range
69.1
Eff Velocity (avg)
1,912
Spin Rate (max)
1,845
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Curveball
64.9
Velocity (max)
63.1 - 64.5
Velo Range
61.3
Eff Velocity (avg)
1,670
Spin Rate (max)
1,574
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Trackman - ChangeUp
69.1
Velocity (max)
67.3 - 69.1
Velo Range
66.1
Eff Velocity (avg)
1,787
Spin Rate (max)
1,709
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)

Pitch Scores

2023
2022
Fastball
Hop+
Fastball
Sink+
Fastball
Rise+
Curveball
Hammer+
Curveball
Sweep+
Fastball
Rise+
Curveball
Hammer+
Curveball
Sweep+
McHenry Preseason ID
Feb 11, 2023
Pitch Scores - Fastball
Hop+
Rise+
Sink+
Pitch Scores - Curveball
Hammer+
Sweep+
McHenry Rising Stars ID
Feb 12, 2022
Pitch Scores - Fastball
Rise+
Pitch Scores - Curveball
Hammer+
Sweep+

Pitching Velos

2024
2023
2022
2021
Fastball
Velocity Max
80.0
Fastball
Velocity Avg
79.0
Changeup
Velocity Avg
77.0
Slider
Velocity Avg
70.5
Fastball
Velocity Max
77.0
Fastball
Velocity Avg
76.0
Curveball
Velocity Avg
66.0
Changeup
Velocity Avg
72.5
Fastball
Velocity Max
72.0
Fastball
Velocity Avg
71.5
Curveball
Velocity Avg
64.0
Changeup
Velocity Avg
68.0
Fastball
Velocity Max
70.0
Fastball
Velocity Avg
68.5
Curveball
Velocity Avg
59.5
Changeup
Velocity Avg
65.5
McHenry Preseason ID
Feb 10, 2024
Pitching
80
Max FB
78 - 80
FB
76 - 78
CH
69 - 72
SL
McHenry Preseason ID
Feb 11, 2023
Pitching
77
Max FB
75 - 77
FB
65 - 67
CB
72 - 73
CH
McHenry Rising Stars ID
Feb 12, 2022
Pitching
72
Max FB
71 - 72
FB
63 - 65
CB
67 - 69
CH
Future Prospects Showcase & Educational Camp
Jan 31, 2021
Pitching
70
Max FB
68 - 69
FB
58 - 61
CB
64 - 67
CH

Game Performance

2024
2023
10 Yard Dash
1.77
30 Yard Dash
4.11
Top Speed (MPH)
RSi
Vertical Jump
10 Yard Dash
1.80
30 Yard Dash
4.27
Top Speed (MPH)
RSi
Vertical Jump
McHenry Preseason ID
Feb 10, 2024
Swift
1.77
10-yd
4.11
30-yd
17.5
Run speed (max)
1.54
RSi (max)
25.7
Jump Height (max)
McHenry Preseason ID
Feb 11, 2023
Swift
1.80
10-yd
4.27
30-yd
16.5
Run speed (max)
1.34
RSi (max)
1.34
RSi (avg)
1,279
Jump Power (max)
22.5
Jump Height (max)
22.3
Jump Height (avg)

Visual Edge

2024
2023
Edge Score
85.45
Edge Score
68.53

Pitch Ai

Notes

Comments

6/19/24

Positional Profile: 1B/OF
Body: 6-3, 175-pounds. Sloped shoulders, lean build with long levers.
Hit: RHH. Crouched setup, small leg with no stride. Downhill path, loose arms, creates some extension out front, some whip in the barrel. 70.1 mph bat speed with 18 G’s of rotational acceleration.
Power: 95 max exit velocity, averaged 82.9 mph. 306’ max distance.
Arm: RH. INF - 81 mph. Loose, accurate arm from a low 3/4 arm slot.
Defense: Clean actions, soft hands, feel around the bag.
Run: 4.11 30-yard dash.

2/10/24

INF Konner Altergott (Crystal Lake Central, 2026) was another physical sophomore that had a loud showing on Saturday. The 6-foot-3, 175-pound right-handed hitter displayed a loose, downhill path, creating some extension out front with whip in the barrel, delivering his hardest hit ball just shy of 95 mph. At first base, Altergott displayed clean actions with soft hands and feel around the bag. His arm is also plenty strong, reaching up to 81 mph with accuracy on throws to third base with a loose, low ¾ slot.

2/10/24

Positional Profile: RHP
Body: 6-3, 175-pounds. Sloped shoulders, lean build with long levers.
Delivery: Controlled tempo into a medium leg-lift, slight tuck and coil into balance point, drop/drive lower-half, stride works in-line.
Arm Action: RH. Medium arm circle, high 3/4 release.
FB: T80, 78-80 mph. Life out of the hand with some tilt through the zone. T1872, 1770 average rpm.
SL: 69-72 mph. Gradual 10/4 shape. T2079, 1968 average rpm.
CH: 76-78 mph. Plays with sink, has some downer movement to it. Lands at the bottom of the zone. T1769, 1693 average rpm.

2/10/24

Positional Profile: 1B/OF
Hit: RHH. Crouched setup, small leg with no stride. Downhill path, loose arms, creates some extension out front, some whip in the barrel. 70.1 mph bat speed with 18 G’s of rotational acceleration.
Power: 95 max exit velocity, averaged 82.9 mph. 306’ max distance.
Arm: RH. INF - 81 mph. Loose, accurate arm from a low 3/4 arm slot.
Defense: Clean actions, soft hands, feel around the bag.
Run: 4.11 30-yard dash.

9/29/23

RHP Konner Altergott (Crystal Lake Central, 2026) showed off his easy arm-strength Sunday morning, cruising with his fastball in the 76-79 mph range with life through the zone. Easy and simple operation, medium leg-lift works into a tall/fall operation down the mound, stays in-line. Should continue to add on velocity.

2/11/23

Positional Profile: 3B/OF
Body: 6-2, 170-pounds. High waisted frame with room for growth.
Hit: RHH. Wide, balanced setup, short stride. Athletic hands, stays on plane, simple approach, stays within, works the middle of the field.
Power: 89 max exit velocity, averaged 85.2 mph.
Arm: RH. INF - 71 mph. Fluid arm action into a high 3/4 slot.
Defense: Active feet, quick first step, moves well laterally, steady hands and actions.
Run: 4.27 runner in the 30-yard dash. 

Delivery: Smooth delivery actions, strong balance point, stays in line with home.
Arm Action: RH. Short action action, high 3/4 slot.
FB: T77, 75-77 mph. 4 seam type. T1942, 1857 average rpm.
CB: 65-67 mph. Gradual 11/5 break. T2081, 1959 average rpm.
CH: 72-73 mph. Plays straight, maintains arm speed. T1702, 1617 average rpm.

2/12/22

Positional Profile: 3B
Body: 6-1, 155-pounds. Athletic, proportional shape.
Hit: RHH. Wide base, knees slightly bent, knee-knocks into a long-stride.  Loose arms, drops back shoulder at contact, slightly uphill path with intent to lift.
Power: 83.3 max exit velocity, averaged 76.9 mph. 264’ max distance.
Arm: RH. INF - 72 mph. High 3/4, plays with some length.
Defense: Athletic feet, gets around the baseball, works low to high, reliable hands.
Run: 4.89 runner home-to-first. 

Positional Profile: RHP
Delivery: Tall and fall delivery with easy effort, works in line, upright finish.
Arm Action: RH. High 3/4 slot, shorter draw.
FB: T71.9, 70.9-71.8 mph. Straight four seam fastball, backspins, occasional cut action. T1912, 1845 average rpm.
CB: 63.1-64.5 mph. 11/5 shape, showed feel. T1670, 1574 average rpm.
CH: 67.3-69.1 mph. Thrown with arm speed, showed sink action. T1787, 1708 average rpm.

1/31/21

Positional Profile: 3B
Body: 5-foot-11, 140-pounds.
Defense: Quick feet, works around the baseball.
Arm: RH. INF - 66 mph. Long arm action, high 3/4 slot.
Hit: RHH. Simple crouched stance, smooth load, short stride. Balanced throughout swing, quick hands, short level path, line drive approach, fluid rhythm.
Power: 73 mph exit velocity from the tee.
Run: 5.12 home-to-first. 

Delivery: Tall/fall delivery with smooth rhythm, easy effort, works in line.
Arm Action: RH. Long arm action, high 3/4 slot.
FB: T70, 68-69 mph. Four-seam type.
CB: 58-61 mph. Maintains arm speed, 11/5 break.
CH: 64-67 mph. Maintains arm speed, occasional sinking action

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Physical

2024
Grip Strgth (LH)
Grip Strgth (RH)
Illinois State Games (Invite-Only)
Aug 6, 2024
Physical - Athlete
Grip Strgth (RH)
Grip Strgth (LH)