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Jace Newkirk – Player Evaluation Report – TopVelocity.ai
Jace Newkirk

Jace Newkirk

USA 22 years old Born Mar 16, 2004 Eval: May 31, 2025
RHP TopVelocity Evaluation
85
Velocity
5'10"
Height
173
Weight
🤖

AI Velocity Analysis

Machine learning prediction based on 1,535 elite athletes

Camp Velocity
85
mph
AI Prediction
78
mph
Based on physical metrics
Difference
+6.2
mph
Above prediction
Proficiency
91
%ile
Mechanics efficiency
💡
What this means: Elite mechanics - maximizing physical potential
You're throwing 6.2 mph faster than athletes with similar physical profiles — great mechanics!

💪 Athletic Variables to Improve

Physical metrics that directly impact velocity. Focus on these for maximum gains.

Left Grip +1.8 mph
Current 110.0 lbs 58%ile
Goal 125.0 lbs 88%ile
10-Yard Sprint +1.5 mph
Current 1.640s 60%ile
Goal 1.540s 90%ile
Weight +1.5 mph
Current 173.0 lbs 39%ile
Goal 195.3 lbs 69%ile

🎯 Biomechanic Variables to Improve

Motion capture metrics from your throwing mechanics analysis.

Trunk Rotation Speed @ FFS +1.5 mph
Current 647.0°/s 71%ile
Goal 787.1°/s 95%ile
Trunk Flexion @ Ball Release +1.3 mph
Current 16.0° 13%ile
Goal 42.0° 43%ile
Top Priority Improvements: +7.6 mph potential → Target: 90 mph
✓ Target of 90 mph is achievable!
You need +5.0 mph to reach your target.
Improving to 90th percentile in the metrics above can provide +7.6 mph.
🎖️

TopVelocity Ranking

Based on the TopVelocity Evaluation System

Current Rank
Unranked
TopV Pro 0/16 metrics
Level 3 1/16 metrics
Level 2 10/16 metrics
Level 1 14/16 metrics
Vertical Jump 29.0 / ≥25.0
Broad Jump 106.0 / ≥102.0
10 Yard Sprint 1.6 / ≤1.8
Total Body Strength 480.0 / ≥500.0
Right Hip Internal Rotation 30.0 / ≥30.0
Left Hip Internal Rotation 35.0 / ≥30.0
Right Hip Extension 30.0 / ≥15.0
Left Hip Extension 30.0 / ≥15.0
Right Hip Flexion 90.0 / ≥80.0
Left Hip Flexion 90.0 / ≥80.0
Right Hip Abduction 45.0 / ≥45.0
Left Hip Abduction 45.0 / ≥45.0
Right Trunk Rotation 70.0 / ≥65.0
Left Trunk Rotation 60.0 / ≥65.0
Right Dorsiflexion 20.0 / ≥10.0
Left Dorsiflexion 15.0 / ≥10.0
📊 Performance Scores (Percentile)
🔄
71
Mobility
💪
91
Shoulder
70
Power
⚖️
27
Balance
🎯
52
Mechanics
🏆
62
Overall
📏

Anthropometric

3 metrics measured

23
Overall
70.0 in
in
Body Height
25th Percentile
Elite (90th): 75.0 in
Difference: -5.0 in
173 lbs
lbs
Body Weight
39th Percentile
Elite (90th): 216 lbs
Difference: -43 lbs
65.0 in
in
Wing Span
5th Percentile
Elite (90th): 76.0 in
Difference: -11.0 in
🔄

Mobility

23 metrics measured

71
Overall
20 °
°
Right Dorsiflexion
95th Percentile
Elite (90th): 19 °
Difference: ✓ Elite
15 °
°
Left Dorsiflexion
75th Percentile
Elite (90th): 18 °
Difference: -3 °
60 °
°
Right Plantar Flexion
50th Percentile
Elite (90th): 75 °
Difference: -15 °
60 °
°
Left Plantar Flexion
50th Percentile
Elite (90th): 75 °
Difference: -15 °
30 °
°
Right Hip Internal Rotation
50th Percentile
Elite (90th): 40 °
Difference: -10 °
35 °
°
Left Hip Internal Rotation
75th Percentile
Elite (90th): 40 °
Difference: -5 °
50 °
°
Right Hip External Rotation
83th Percentile
Elite (90th): 54 °
Difference: -4 °
45 °
°
Left Hip External Rotation
75th Percentile
Elite (90th): 50 °
Difference: -5 °
30 °
°
Right Hip Extension
95th Percentile
Elite (90th): 25 °
Difference: ✓ Elite
30 °
°
Left Hip Extension
95th Percentile
Elite (90th): 25 °
Difference: ✓ Elite
90 °
°
Right Hip Flexion
75th Percentile
Elite (90th): 95 °
Difference: -5 °
90 °
°
Left Hip Flexion
75th Percentile
Elite (90th): 95 °
Difference: -5 °
45 °
°
Right Hip Abduction
50th Percentile
Elite (90th): 51 °
Difference: -6 °
45 °
°
Left Hip Abduction
50th Percentile
Elite (90th): 52 °
Difference: -7 °
30 °
°
Right Shoulder Internal Rotation
10th Percentile
Elite (90th): 70 °
Difference: -40 °
55 °
°
Left Shoulder Internal Rotation
58th Percentile
Elite (90th): 80 °
Difference: -25 °
120 °
°
Right Shoulder External Rotation
90th Percentile
Elite (90th): 120 °
Difference: ✓ Elite
135 °
°
Left Shoulder External Rotation
100th Percentile
Elite (90th): 115 °
Difference: ✓ Elite
30 °
°
Right Shoulder Horizontal Abduction
75th Percentile
Elite (90th): 35 °
Difference: -5 °
30 °
°
Left Shoulder Horizontal Abduction
75th Percentile
Elite (90th): 35 °
Difference: -5 °
60 °
°
Trunk Extension
95th Percentile
Elite (90th): 50 °
Difference: ✓ Elite
70 °
°
Right Trunk Rotation
75th Percentile
Elite (90th): 75 °
Difference: -5 °
60 °
°
Left Trunk Rotation
50th Percentile
Elite (90th): 70 °
Difference: -10 °
💪

Strength & Power

11 metrics measured

70
Overall
29.0 in
in
Vertical Jump
82th Percentile
Elite (90th): 30.0 in
Difference: -1.0 in
23.0 in
in
Vertical Jump 225lbs
81th Percentile
Elite (90th): 24.3 in
Difference: -1.3 in
106 in
in
Broad Jump
85th Percentile
Elite (90th): 108 in
Difference: -2 in
88 in
in
Right Lateral Broad Jump
92th Percentile
Elite (90th): 86 in
Difference: ✓ Elite
82 in
in
Left Lateral Broad Jump
75th Percentile
Elite (90th): 86 in
Difference: -4 in
1.640 s
s
10 Yard Sprint
5th Percentile
Elite (90th): 1.880 s
Difference: -0.240 s
480 lbs
lbs
Total Body Strength
69th Percentile
Elite (90th): 600 lbs
Difference: -120 lbs
121 lbs
lbs
Right Grip Strength
76th Percentile
Elite (90th): 130 lbs
Difference: -9 lbs
110 lbs
lbs
Left Grip Strength
61th Percentile
Elite (90th): 130 lbs
Difference: -20 lbs
641 W
W
Right Rotational Power
50th Percentile
Elite (90th): 973 W
Difference: -332 W
993 W
W
Left Rotational Power
94th Percentile
Elite (90th): 909 W
Difference: ✓ Elite
⚖️

Balance

6 metrics measured

27
Overall
25 in
in
Right Y-Balance 1
41th Percentile
Elite (90th): 36 in
Difference: -11 in
29 in
in
Right Y-Balance 2
20th Percentile
Elite (90th): 47 in
Difference: -18 in
26 in
in
Right Y-Balance 3
10th Percentile
Elite (90th): 46 in
Difference: -20 in
26 in
in
Left Y-Balance 1
50th Percentile
Elite (90th): 37 in
Difference: -11 in
30 in
in
Left Y-Balance 2
25th Percentile
Elite (90th): 46 in
Difference: -16 in
28 in
in
Left Y-Balance 3
15th Percentile
Elite (90th): 47 in
Difference: -19 in
🎯

Shoulder Strength

4 metrics measured

91
Overall
221 °
°
Right Shoulder Flexion
96th Percentile
Elite (90th): 209 °
Difference: ✓ Elite
47 lbs
lbs
Right Shoulder Internal Rotation Strength
76th Percentile
Elite (90th): 55 lbs
Difference: -8 lbs
58 lbs
lbs
Right Shoulder External Rotation Strength
95th Percentile
Elite (90th): 49 lbs
Difference: ✓ Elite
43 lbs
lbs
Scaption Right Back
95th Percentile
Elite (90th): 36 lbs
Difference: ✓ Elite
⚙️

Mechanics

15 metrics measured

52
Overall
10 °
°
Hip Shoulder Separation Before Leg Drive
54th Percentile
Elite (90th): 21 °
Difference: -11 °
18 °
°
Trunk Flexion Before Leg Drive
13th Percentile
Elite (90th): 32 °
Difference: -14 °
60 °
°
Drive Knee Extension Before Leg Drive
45th Percentile
Elite (90th): 70 °
Difference: -10 °
53 °
°
Left Knee Flexion Front Foot Strike
70th Percentile
Elite (90th): 58 °
Difference: -5 °
69 °
°
Dominate Arm External Rotation Front Foot Strike
42th Percentile
Elite (90th): 97 °
Difference: -28 °
30 °
°
Dominate Arm Shoulder Abduction Front Foot Strike
41th Percentile
Elite (90th): 45 °
Difference: -15 °
655 °/s
°/s
Pelvis Rotation Speed Front Foot Strike
87th Percentile
Elite (90th): 673 °/s
Difference: -18 °/s
647 °/s
°/s
Trunk Rotation Speed Front Foot Strike
76th Percentile
Elite (90th): 756 °/s
Difference: -109 °/s
143 °
°
Dominate Arm External Rotation Maximum External Rotation
19th Percentile
Elite (90th): 184 °
Difference: -41 °
2 °
°
Dominate Arm Shoulder Abduction Maximum External Rotation
66th Percentile
Elite (90th): 9 °
Difference: -7 °
722 °/s
°/s
Dominate Arm External Rotation Speed Maximum External Rotation
63th Percentile
Elite (90th): 1238 °/s
Difference: -516 °/s
16 °
°
Trunk Flexion Ball Release
16th Percentile
Elite (90th): 42 °
Difference: -26 °
104 °
°
Dominate Arm Shoulder Abduction Ball Release
87th Percentile
Elite (90th): 105 °
Difference: -1 °
-17 °
°
Dominate Arm Shoulder Horizontal Abduction Ball Release
37th Percentile
Elite (90th): -2 °
Difference: -15 °
48 °
°
Dominate Arm Extension Ball Release
56th Percentile
Elite (90th): 70 °
Difference: -22 °

Pitch Metrics

4 metrics measured

50
Overall
13 in
in
Vertical Break
25th Percentile
Elite (90th): 20 in
Difference: -7 in
9 in
in
Horizontal Break
62th Percentile
Elite (90th): 14 in
Difference: -5 in
1720 rpm
rpm
Total Spin
26th Percentile
Elite (90th): 2178 rpm
Difference: -458 rpm
85 mph
mph
Total Velocity
86th Percentile
Elite (90th): 86 mph
Difference: -1 mph
🎯

Brent Pourciau's Analysis

Road to 90

Personalized roadmap for Jace Newkirk

📊 The Overview
Alright Jace, here's your Road to 90. You're currently sitting at 85 mph, which means you need about 5.0 mph to hit your target of 90. Your overall profile is solid at the 62th percentile. There are clear opportunities to improve, and targeting the right ones will get you to 90.
🤖 What The AI Analysis Tells Me
Jace, here's what jumps out at me — you're throwing 85 mph, but based on your physical profile, our AI model predicted you'd be around 78.8 mph. That's a +6.2 mph difference, which tells me your mechanics and motor patterns are already working in your favor. You're squeezing more velocity out of your body than most athletes with similar builds. That's a huge positive.
Your mechanics efficiency is in the 91th percentile — that's elite level. You're maximizing what your body gives you. At this point, adding velocity is about building a bigger physical engine because your delivery is already dialed in.
🎯 Your Biggest Opportunities
Based on the AI analysis, here are your biggest opportunities to add velocity:
Left Grip Strength +1.8 mph
Current: 110.0 lbs (58th %ile) Target: 125.0 lbs (88th %ile)
Why it matters: Grip strength is the end of the kinetic chain. All that force you generate has to transfer through your hand to the ball.
How we fix it: Farmer carries, dead hangs, wrist work, and specific grip training in the 3X Program. This also helps with spin rate and command.
10-Yard Sprint +1.5 mph
Current: 1.6s (60th %ile) Target: 1.5s (90th %ile)
Why it matters: Your 10-yard sprint measures acceleration — first-step explosiveness. Pitching is all about that initial burst of power, not sustained speed.
How we fix it: The TopVelocity Sled is built for this — resisted sprints that develop first-step explosiveness. The 3X Program includes specific sprint protocols to improve your acceleration.
Body Weight +1.5 mph
Current: 173.0 lbs (39th %ile) Target: 195.3 lbs (69th %ile)
Why it matters: Mass equals gas. Bigger athletes generally throw harder because they have more tissue to generate and transfer force. It's physics.
How we fix it: The 3X Program includes nutrition protocols for adding functional mass. Structured calorie surplus with adequate protein, paired with the strength training to make sure every pound you gain is useful.
These three priorities alone = +4.8 mph potential
⚙️ The Mechanical Side
The AI also identified some mechanical variables from your motion capture data. There's about +2.8 mph worth of mechanical improvements available. These are things like trunk rotation speed, pelvis rotation, and arm timing — exactly what the 3X Pitching Velocity Program is designed to fix. The Trunk Excelerator specifically trains that rotational sequencing, and the Stride Excelerator grooves the lower half mechanics. This is where the real velocity unlocks.
🏆 Can You Hit Your Target?
Here's the best part — the math works. You need +5.0 mph to hit 90, and the improvements above give you +7.6 mph of potential. This is achievable. It's not going to happen overnight, but if you commit to the training and stay consistent, 90 mph is absolutely in reach.
🚀 My Recommendation
Based on everything I'm seeing here, here's what I recommend: The 3X Pitching Velocity Program is exactly what you need. This isn't just a throwing program — it's a complete system that addresses mechanics, strength, power, and motor learning all in one. You're already in a good spot physically, so the 3X Program will help you refine and maximize what you've got. To accelerate your results, I highly recommend using the TopVelocity training devices that are built into the program: The Trunk Excelerator teaches you to generate and transfer rotational power through your core — this is where velocity lives. The Stride Excelerator builds explosive leg drive and proper stride mechanics, which is the foundation of the 3X approach. The Impulse Ground Force Trainer develops your ability to create force into the ground, and the TopVelocity Sled builds the specific strength patterns you need for a powerful delivery. These aren't gimmicks — they're tools designed to train the exact movement patterns that separate high-velocity pitchers from everyone else. Combine them with the 3X Program and you'll see results faster than training alone.
💪 Your Top Physical Priorities
The two biggest physical drivers for you right now are Body Height and Left Grip Strength. Together, these account for about 0.3 mph of your velocity gap.
Body Height +0.2 mph
Current 70 in
Percentile 25th
Target 72.8 in
To Gain +2.8 in
Left Grip Strength +0.1 mph
Current 110 lbs
Percentile 61th
Target 113.8 lbs
To Gain +3.8 lbs
🔧 Supporting Work
After that, it's about the supporting package: Left Hip Abduction, Left Plantar Flexion (mobility). These aren't the headline levers, but they raise the floor and make your mechanics easier to execute.
⚙️ Mechanical Focus
Mechanically, the key focus is Dominate Arm External Rotation Front Foot Strike and Dominate Arm External Rotation Maximum External Rotation. Most of the energy to the ball comes through the trunk, so trunk acceleration and sequencing are the big rocks to move.
Dominate Arm External Rotation Front Foot Strike +0.1 mph
Current Percentile 43th
🎯 Your Action Plan
Movement Cues:
"Shin down, leverage, drive — use the ground."
Training Priorities:
Build Mass
Calorie surplus + structured strength phases. Mass equals gas — you need more raw material.
🚀 What's Next
Hit these targets, re-test, and the system will update the next set of variables to chase. This is iterative — each evaluation narrows the focus as your profile improves. Plan to re-evaluate in 8-12 weeks.

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Achievement Milestones

Evaluated
🎖 Ranked
80+ MPH
🔥 85+ MPH
💪 90+ Club
🏆 Pro Level