-
Hand Speed (max)
CLASS OF 2027
C
RHP
Jonathan
Pietraroia
Seaquam (HS) • BC
6' 0" • 200LBS
R/L • 17yr 1mo
Travel Team: Whalley Cheifs
6' 0" • 200LBS
R/L • 17yr 1mo
Travel Team: Whalley Cheifs
Rankings
2027 National
Rankings available to Premium Subscriber
Commitment
UNCOMMITTED
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Best Of Stats
-
Bat Speed (max)
-
Rot. Acc (max)
10
Hard Hit %
2/23/25
90.9
Exit Velocity (max)
2/23/25
77.6
Exit Velocity (avg)
2/23/25
304
Distance (max)
2/23/25
70
Sweet Spot %
2/23/25
8.70
60-yd
2/23/25
-
30-yd
-
10-yd
-
Run speed (max)
-
INF Velo
-
OF Velo
70
C Velo
2/23/25
2.15 - 2.84
Pop Time
2/23/25
Fastball
80
Velocity (max)
2/23/25
77.9 - 80
Velo Range
2/23/25
1976
Spin Rate (avg)
2/23/25
Changeup
70.5 - 73.4
Velo Range
2/23/25
1373
Spin Rate (avg)
2/23/25
Curveball
66 - 68
Velo Range
2/23/25
1915
Spin Rate (avg)
2/23/25
Positional Tools
2025
2024
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60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
8.70
Pop Time
The athlete's fastest pop time in the given event year. Measured from glove to glove, in seconds (s).
2.15 - 2.84
Catcher Velocity
The athlete's maximum throwing velocity from the catcher position in the given event year. Measured in miles per hour (MPH).
70.0
Power / Speed Score
A simple calculation that divides the athlete’s Exit Velocity Max by the athlete’s 60 Yard Dash time for the given event year. For example, 98 MPH / 7.00s = 14.00.
10.4
60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
9.32
Pop Time
The athlete's fastest pop time in the given event year. Measured from glove to glove, in seconds (s).
2.20 - 2.30
Catcher Velocity
The athlete's maximum throwing velocity from the catcher position in the given event year. Measured in miles per hour (MPH).
70.0
Power / Speed Score
A simple calculation that divides the athlete’s Exit Velocity Max by the athlete’s 60 Yard Dash time for the given event year. For example, 98 MPH / 7.00s = 14.00.
8.7
Hitting
2025
2024
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
90.9
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
77.6
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
304
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
205
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
19.7
Hard Hit %
Percentage of batted balls with exit velocities over 95 MPH in the given event year.
Sweet Spot %
Percentage of batted balls in the given event year with a launch angle between 8° and 32°.
Line Drive %
Percentage of batted balls with launch angles between 10 and 25 degrees in the given event year.
Fly Ball %
Percentage of batted balls with launch angles between 25 and 50 degrees in the given event year.
Ground Ball %
Percentage of batted balls with launch angles below 10 degrees in the given event year.
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
80.8
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
71.1
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
260
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
150
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
23.1
Hard Hit %
Percentage of batted balls with exit velocities over 95 MPH in the given event year.
Sweet Spot %
Percentage of batted balls in the given event year with a launch angle between 8° and 32°.
Line Drive %
Percentage of batted balls with launch angles between 10 and 25 degrees in the given event year.
Fly Ball %
Percentage of batted balls with launch angles between 25 and 50 degrees in the given event year.
Ground Ball %
Percentage of batted balls with launch angles below 10 degrees in the given event year.
2025 Vancouver New Year Invite
Feb 23, 2025
Trackman - Hitting
90.9
Exit Velocity (max)
77.6
Exit Velocity (avg)
205
Distance (avg)
304
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
2024 Whalley Chiefs Scout Day
Nov 3, 2024
Trackman - Hitting
80.8
Exit Velocity (max)
71.1
Exit Velocity (avg)
150
Distance (avg)
260
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Hitting
Pitching
2025
2024
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
80.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
79.0
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).
1864
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.
23.6
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).
66.9
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).
1915
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).
71.9
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).
1373
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).
Cutter
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
72.7
Cutter
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).
1976
Cutter
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
80.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
78.0
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).
1841
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.
23.6
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).
65.9
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).
1823
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).
Cutter
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
71.7
Cutter
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).
1865
Cutter
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
2025 Vancouver New Year Invite
Feb 23, 2025
Trackman - Fastball
80.0
Velocity (max)
77.9 - 80.0
Velo Range
79.6
Eff Velocity (avg)
1,986
Spin Rate (max)
1,864
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
67.9
Velocity (max)
65.8 - 67.9
Velo Range
65.9
Eff Velocity (avg)
1,947
Spin Rate (max)
1,915
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
73.4
Velocity (max)
70.5 - 73.4
Velo Range
72.9
Eff Velocity (avg)
1,430
Spin Rate (max)
1,373
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Cutter
74.9
Velocity (max)
70.8 - 74.5
Velo Range
73.1
Eff Velocity (avg)
2,012
Spin Rate (max)
1,976
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
2024 Whalley Chiefs Scout Day
Nov 3, 2024
Trackman - Fastball
80.0
Velocity (max)
76.6 - 79.5
Velo Range
74.8
Eff Velocity (avg)
2,075
Spin Rate (max)
1,841
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
67.2
Velocity (max)
64.7 - 67.0
Velo Range
62.2
Eff Velocity (avg)
1,898
Spin Rate (max)
1,823
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Trackman - Cutter
72.9
Velocity (max)
70.8 - 72.6
Velo Range
68.3
Eff Velocity (avg)
1,993
Spin Rate (max)
1,865
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Pitch Scores
Pitching Velos
2025
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
80.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
79.0
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
67.0
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
71.5
Game Performance
Vizual Edge
Pitch Ai
Notes
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