@bobby_seltz 
83
Velocity (max)
10/02/22
CLASS OF 2023
RHP
3B
Bobby
Seltzer
Stevenson (HS) • IL
6' 1" • 181LBS
R/R • 20yr 5mo
Travel Team: Chicago Bruins/MVP Elite
Rankings
2023 National
Rankings available to Premium Subscriber
2023 State
Rankings available to Premium Subscriber
Commitment
Best Of Stats
Fastball
81 - 82.2
Velo Range
10/02/22
1991
Spin Rate (avg)
2/13/22
Changeup
69.9 - 72.8
Velo Range
2/13/22
1088
Spin Rate (avg)
10/02/22
Curveball
65 - 66
Velo Range
10/02/22
2033
Spin Rate (avg)
2/13/22
Slider
70.6 - 72
Velo Range
10/02/22
1997
Spin Rate (avg)
2/13/22
87.2
Exit Velocity (max)
7/14/21
78.7
Exit Velocity (avg)
7/14/21
283
Distance (max)
7/14/21
60
Sweet Spot %
7/14/21
22.2
Hand Speed (max)
7/14/21
70.1
Bat Speed (max)
7/14/21
22.2
Rot. Acc (max)
7/14/21
-
Hard Hit %
7.10
60-yd
10/02/22
3.93
30-yd
10/02/22
2.32
10-yd
10/02/22
25.4
Run speed (max)
10/02/22
74
INF Velo
7/14/21
-
OF Velo
-
C Velo
-
Pop Time
Positional Tools
2022
2021
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60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
7.10
60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
7.37
Infield Velocity
The athlete's maximum throwing velocity from an infield position in the given event year. Measured in miles per hour (MPH).
74.0
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.
11.8
Hitting
2021
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
87.2
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
78.7
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
283
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
172
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
16.3
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.
Class of 2023 Showcase
Jul 14, 2021
Trackman - Hitting
87.2
Exit Velocity (max)
78.7
Exit Velocity (avg)
172
Distance (avg)
283
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Hitting
2021
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
22.2
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
21.5
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
70.1
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
66.4
Rotational Acceleration Max
The highest Rotational Acceleration of any swing in the given event year.
Rotational Acceleration Avg
The average Rotational Acceleration for all swings in the given event year.
On-Plane Efficiency Max
The highest On-Plane Efficiency of any swing in the given event year.
On-Plane Efficiency Avg
The average On-Plane Efficiency for all swings in the given event year.
Class of 2023 Showcase
Jul 14, 2021
Blast - Hitting
22.2
Hand Speed (max)
21.5
Hand Speed (avg)
70.1
Bat Speed (max)
66.4
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Pitching
2022
2021
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
82.5
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
80.7
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).
1853
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.
23.0
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).
65.0
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).
1971
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).
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
70.6
Slider
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).
1920
Slider
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Splitter
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
70.0
Splitter
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).
959
Splitter
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).
77.5
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
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).
1659
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.
21.8
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).
63.1
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).
1799
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).
66.8
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).
1659
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).
Splitter
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
66.8
Splitter
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).
1030
Splitter
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Unsigned Senior Showcase
Oct 2, 2022
Trackman - Fastball
82.5
Velocity (max)
81.0 - 82.2
Velo Range
81.7
Eff Velocity (avg)
1,955
Spin Rate (max)
1,738
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Curveball
66.0
Velocity (max)
64.7 - 65.9
Velo Range
65.6
Eff Velocity (avg)
1,942
Spin Rate (max)
1,910
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Slider
72.2
Velocity (max)
70.6 - 72.0
Velo Range
70.8
Eff Velocity (avg)
1,911
Spin Rate (max)
1,843
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Splitter
68.4
Velocity (max)
67.0 - 68.4
Velo Range
68.1
Eff Velocity (avg)
948
Spin Rate (max)
1,088
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
O'Hare Preseason ID
Feb 13, 2022
Trackman - Fastball
80.2
Velocity (max)
78.9 - 80.1
Velo Range
80.0
Eff Velocity (avg)
2,076
Spin Rate (max)
1,991
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Curveball
65.0
Velocity (max)
64.4 - 65.0
Velo Range
64.4
Eff Velocity (avg)
2,063
Spin Rate (max)
2,033
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Slider
71.2
Velocity (max)
68.7 - 71.1
Velo Range
69.2
Eff Velocity (avg)
2,053
Spin Rate (max)
1,997
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Splitter
72.8
Velocity (max)
69.9 - 72.8
Velo Range
71.9
Eff Velocity (avg)
746
Spin Rate (max)
907
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Class of 2023 Showcase
Jul 14, 2021
Trackman - Fastball
77.5
Velocity (max)
74.7 - 77.2
Velo Range
76.5
Eff Velocity (avg)
1,747
Spin Rate (max)
1,659
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Curveball
64.0
Velocity (max)
62.5 - 63.8
Velo Range
63.4
Eff Velocity (avg)
1,855
Spin Rate (max)
1,799
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Splitter
67.6
Velocity (max)
66.0 - 67.6
Velo Range
67.4
Eff Velocity (avg)
624
Spin Rate (max)
1,030
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Trackman - Cutter
66.9
Velocity (max)
66.7 - 66.9
Velo Range
67.0
Eff Velocity (avg)
1,687
Spin Rate (max)
1,659
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Pitch Scores
2022
2021
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
Curveball
Hammer+
A hammer breaking ball drops vertically with velocity through the zone, or 12-to-6 movement. Hammer+ of 100 is MLB average.
Curveball
Sweep+
A sweeping breaking ball moves horizontally with velocity through the zone. Sweep+ of 100 is MLB average.
Slider
Hammer+
A hammer breaking ball drops vertically with velocity through the zone, or 12-to-6 movement. Hammer+ of 100 is MLB average.
Slider
Sweep+
A sweeping breaking ball moves horizontally with velocity through the zone. Sweep+ 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
Curveball
Hammer+
A hammer breaking ball drops vertically with velocity through the zone, or 12-to-6 movement. Hammer+ of 100 is MLB average.
Curveball
Sweep+
A sweeping breaking ball moves horizontally with velocity through the zone. Sweep+ of 100 is MLB average.
Unsigned Senior Showcase
Oct 2, 2022
Pitch Scores - Fastball
Hop+
Rise+
Sink+
Pitch Scores - Curveball
Hammer+
Sweep+
Pitch Scores - Slider
Hammer+
Sweep+
Pitching Velos
2022
2021
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
83.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
80.5
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
65.0
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
70.8
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)
63.5
Game Performance
2022
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
2.32
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
3.93
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.10
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
RSi
The reactive strength index measurement of an athlete's explosiveness by comparing their jump height to the ground contact time in between their jumps. On a scale of 0-5.
Vertical Jump
A measure of any athlete's body strength and reach calculated from the flight time divided by the contact time.
Unsigned Senior Showcase
Oct 2, 2022
Swift
2.32
10-yd
3.93
30-yd
7.10
60-yd
25.4
Run speed (max)
2.24
RSI (max)
2.45
RSI (avg)
1,779
Jump Power (max)
30.0
Jump Height (max)
17.5
Jump Height (avg)
Vizual Edge
2021
Edge Score
The highest Edge Score within the given year. Edge Score is a comprehensive score that takes the core-six visual skills into account, providing an assessment of an athlete’s overall visual ability.
72.76
Pitch Ai
2022
Arm Speed
The maximum speed, in the direction of home plate, that the wrist is traveling. Measured in meters per second (m/s)
Arm Slot
Angle of the forearm relative to the ground between maximum external rotation (MER) and ball release (BR). Which can be a powerful player comparison metric, delivered in degrees.
Knee Extension Velo
The angular velocity of the front knee straightening after foot plant, which provides indicators of velocity potential. Measured in degrees per second.
Deception
The amount of time that the ball is visible to the hitter, after the instant of front foot strike. Measures in milliseconds.
Hip-Shoulder Separation
The difference in angle of between the hips and shoulders, occurring close to the foot plant. Measured in degrees.
Unsigned Senior Showcase
Oct 2, 2022
ProPlayAI - Foot Plant
Elbow Flexion (avg)
Shoulder Abduction (avg)
Hip Shoulder Seperation (avg)
ProPlayAI - MER
External Rotation (avg)
Stride Length (avg)
Horizontal Abduction (avg)
ProPlayAI - Release
Arm Speed (max)
Arm Speed (avg)
Knee Extension Velocity (max)
Knee Extension Velocity (avg)
Knee Flexion (avg)
Arm Slot (avg)
Lateral Trunk Tilt (avg)
Arm Path (avg)
Deception (avg)
Torque (avg)
Efficiency (avg)
Sequencing (avg)
Notes
News
Comments
Draft Reports
Contact
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Positional Profile: RHP
Body: 6-1, 181-pounds.
Delivery: Athletic delivery, high leg-kick into balance point, drop/drive lower-half, keeps momentum moving down the mound, strides in-line with the plate.
Arm Action: RH. Long arm out of the glove into a high 3/4 slot.
FB: T82.5, 81-82 mph. Mostly straight, slight run/sink to the arm-side. T1955, 1738 average rpm.
CB: 65-66 mph. Downer 11/5 shape, kept mostly down. T1942, 1910 average rpm.
SL: 71-72 mph. 10/4 shape, shorter break than the curveball, flashed sharp action with depth. T1911, 1843 average rpm.
SPLT: 67-68 mph. Fades to the arm-side at times, mostly straight.
Positional Profile: RHP/3B
Body: 6-0, 175-pounds. Athletic Build.
Delivery: Deliberate, segmented delivery. Athletic drive down the mound. Works slightly across body.
Arm Action: RH. Short arm action, high 3/4 arm slot.
FB: T80.2, 78.9-80.1 mph. Plays straight with some life at the top of the zone. T2076, 1991 average rpm.
CB: 64.4-65.0 mph. 11/5 shape. Depth. Good feel for the zone. T2063, 2032 average rpm.
SL: 68.7-71.1 mph. 10/4 shape. T2052, 1996 average rpm.
SPLT: 69.9-72.8 mph. Plays to his arm side, late sink at times.
Positional Profile: RHP/3B
Body: 5-foot-11, 165-pounds.
Delivery: Segmented tall-and-fall delivery, level shoulders, long stride, lands closed, falls off.
Arm Action: RH. Long arm action, high 3/4 slot.
FB: T78, 75-77 mph. Plays straight. T1747, 1658 average rpm.
CB: 63-64 mph. Gradual 11/5 break. T1854, 1798 average rpm.
CUT: 66-67 mph. 10/4 movement.
SPLT: 66-68 mph.
Hit: RHH. Tall, narrow setup, hands out in front, minimal load, toe tap stride. Compact swing, hits the ball where it is pitched.
Power: 87.17 max exit velocity, averaged 78.73 mph. 282’ max distance.
Arm: RH. INF - 74 mph. Short arm action, low 3/4 slot.
Defense: Charges the baseball, developing hands.
Run: 7.37 runner in the 60.