84
Velocity (max)
5/24/25
CLASS OF 2027
RHP
Jacob
Biester
East Paulding (HS) • GA
6' 5" • 155LBS
R/R • 17yr 4mo
Travel Team: Texas Rangers Scout
6' 5" • 155LBS
R/R • 17yr 4mo
Travel Team: Texas Rangers Scout
Rankings
2027 National
Rankings available to Premium Subscriber
2027 State
Rankings available to Premium Subscriber
Commitment
UNCOMMITTED
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Best Of Stats
Fastball
80 - 83
Velo Range
5/24/25
1819
Spin Rate (avg)
3/04/23
Changeup
70 - 72
Velo Range
6/29/23
1505
Spin Rate (avg)
3/04/23
Curveball
70 - 74
Velo Range
6/13/25
1793
Spin Rate (avg)
3/04/23
Positional Tools
Hitting
Hitting
Pitching
2023
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Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
79.4
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
78.3
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).
1819
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.
23.2
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).
63.0
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).
1793
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).
70.2
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).
1505
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).
Rising Stars Preseason All-State
Mar 4, 2023
Trackman - Fastball
79.4
Velocity (max)
77.3 - 79.3
Velo Range
77.5
Eff Velocity (avg)
1,969
Spin Rate (max)
1,819
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
64.0
Velocity (max)
62.2 - 63.9
Velo Range
61.9
Eff Velocity (avg)
1,894
Spin Rate (max)
1,793
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
70.6
Velocity (max)
69.8 - 70.6
Velo Range
70.2
Eff Velocity (avg)
1,525
Spin Rate (max)
1,505
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Pitch Scores
2023
Fastball
Hop+
A fastball with hop has a flat approach angle and visually jumps through the zone. When thrown up in the zone, it is more likely to generate a higher swing and miss average. Hop+ of 100 is MLB average.
Fastball
Sink+
A fastball with sink has low backspin and drops through the strike zone. When thrown down in the zone, it is more likely to generate a higher ground ball percentage and lower launch angle. Sink+ of 100 is MLB average.
Fastball
Rise+
A fastball with rise has a high percentage of backspin. When thrown up in the zone, it is more likely to generate a higher fly ball percentage. Rise+ of 100 is MLB average
Pitching Velos
2025
2024
2023
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
84.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
80.0
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
70.4
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)
65.0
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
68.5
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)
78.5
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
65.5
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
70.8
Game Performance
Vizual Edge
Pitch Ai
Notes
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Comments
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Body: 6-3, 135-pounds. Long, lanky frame. Uses frame to get power in the delivery. Will continue to fill out.
Delivery: Effortless delivery, smooth with the lower half, and really gets on the finish with his long arm action.
Arm Action: RH.
FB: T79, 77-79 mph. Good spin, stays behind the ball. He would get on the side of it sometimes, but still gets good action. T1969, 1819 average rpm.
CB: 62-64 mph. Nice downward action when he finishes over the front knee. T1894, 1793 average rpm.
CH: 70-71 mph. T1525, 1505 average rpm.