78.7
Velocity (max)
7/06/22
CLASS OF 2024
LHP
Jansen
Douma
Kalamazoo Loy Norrix (HS) • MI
6' 2" • 190LBS
L/L • 18yr 5mo
Travel Team: BTLA Growlers 18U
6' 2" • 190LBS
L/L • 18yr 5mo
Travel Team: BTLA Growlers 18U
Rankings
2024 National
Rankings available to Premium Subscriber
2024 State
Rankings available to Premium Subscriber
Commitment
UNCOMMITTED
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Best Of Stats
Fastball
75.5 - 78.1
Velo Range
7/06/22
1716
Spin Rate (avg)
7/06/22
Changeup
68.5 - 69.2
Velo Range
10/09/22
1880
Spin Rate (avg)
10/09/22
Curveball
67.5 - 69.2
Velo Range
10/09/22
1983
Spin Rate (avg)
7/06/22
Positional Tools
Hitting
Hitting
Pitching
2022
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Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
78.7
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
75.8
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).
1672
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.
22.1
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).
67.9
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).
1912
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).
68.8
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).
1880
2022 Michigan Fall Prospect Games
Oct 9, 2022
Trackman - Fastball
76.1
Velocity (max)
73.8 - 75.6
Velo Range
71.0
Eff Velocity (avg)
1,854
Spin Rate (max)
1,626
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Curveball
69.2
Velocity (max)
67.5 - 69.2
Velo Range
64.6
Eff Velocity (avg)
1,917
Spin Rate (max)
1,813
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - ChangeUp
69.2
Velocity (max)
68.5 - 69.2
Velo Range
65.5
Eff Velocity (avg)
1,990
Spin Rate (max)
1,880
Spin Rate (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
2022 Michigan Prospect Games (Invite Only)
Jul 6, 2022
Trackman - Fastball
78.7
Velocity (max)
75.5 - 78.1
Velo Range
75.9
Eff Velocity (avg)
2,045
Spin Rate (max)
1,716
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Curveball
69.2
Velocity (max)
66.0 - 69.0
Velo Range
66.1
Eff Velocity (avg)
2,091
Spin Rate (max)
1,983
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Pitch Scores
Pitching Velos
2023
2022
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
76.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
74.5
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
64.5
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
78.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
76.0
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
68.0
Game Performance
Visual Edge
Pitch Ai
Notes
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Jansen Douma: LHP/1B, (2024) Kalamazoo Loy Norrix, MI. 6-foot-1, 165-pound. Capable smooth on the mound, showed good arm speed, also used a short loose arm action with a high ¾ arm angle. Tilt-and-topple type pitcher and uses some effort. Displays even shoulders with an consistent balance point. Lands closed with a clean finish. Curveball (67-69 mph). Threw his fastball 75-77 mph with a max of 78 mph; (Max spin 2044; Avg 1715).
Jansen Douma: LHP/1B, (2024) Kalamazoo Loy Norrix, MI. 6-foot-1, 165-pound. Capable smooth on the mound, showed good arm speed, also used a short loose arm action with a high ¾ arm angle. Tilt-and-topple type pitcher and uses some effort. Displays even shoulders with an consistent balance point. Lands closed with a clean finish. Curveball (67-69 mph). Threw his fastball 75-77 mph with a max of 78 mph; (Max spin 2044; Avg 1715).