Cached Mar 20, 2026 10:52 AM
Joshua Kim – Player Evaluation Report – TopVelocity.ai
Joshua Kim

Joshua Kim

USA 21 years old Born Aug 9, 2004 Eval: Aug 22, 2023
LHP TopVelocity Evaluation
75
Velocity
6'3"
Height
189
Weight
🤖

AI Velocity Analysis

Machine learning prediction based on 1,535 elite athletes

Camp Velocity
75
mph
AI Prediction
78
mph
Based on physical metrics
Difference
3.2
mph
Below prediction
Proficiency
24
%ile
Mechanics efficiency
💡
What this means: Needs work - large gap between potential and performance
There's potential to gain 3.2 mph through improved mechanics and training.

💪 Athletic Variables to Improve

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

Broad Jump +2.1 mph
Current 100.0" 61%ile
Goal 108.0" 91%ile
Lateral Broad Jump (Combined) +2.0 mph
Current 162.0" 65%ile
Goal 178.0" 95%ile
10-Yard Sprint +1.5 mph
Current 1.680s 46%ile
Goal 1.600s 76%ile
Weight +1.5 mph
Current 189.0 lbs 60%ile
Goal 216.3 lbs 90%ile
Hip Rotation (R) - ER+IR +0.7 mph
Current 60.0° 23%ile
Goal 70.0° 53%ile
Hip Flexion (L) +0.6 mph
Current 55.0° 2%ile
Goal 75.0° 32%ile
Rotation Power (R) +0.6 mph
Current 362.0w 9%ile
Goal 533.1w 39%ile
Hip Flexion (R) +0.6 mph
Current 65.0° 8%ile
Goal 75.0° 38%ile

🎯 Biomechanic Variables to Improve

Motion capture metrics from your throwing mechanics analysis.

Trunk Rotation Speed @ FFS +1.9 mph
Current -67.0°/s 2%ile
Goal 755.6°/s 32%ile
Pelvis Rotation Speed @ FFS +1.7 mph
Current -122.0°/s 0%ile
Goal 673.0°/s 30%ile
Trunk Flexion @ Ball Release +1.3 mph
Current 18.0° 18%ile
Goal 42.0° 48%ile
Arm External Rotation @ MER +1.2 mph
Current 157.0° 34%ile
Goal 170.5° 64%ile
Arm External Rotation @ FFS +1.0 mph
Current 58.0° 24%ile
Goal 77.3° 54%ile
Shoulder Abduction @ FFS +0.6 mph
Current -40.0° 0%ile
Goal 45.0° 30%ile
Total Potential Velocity Gain: +17.3 mph → Target: 90 mph
✓ Target of 90 mph is achievable!
You need +15.0 mph to reach your target.
Improving to 90th percentile in the metrics above can provide +17.3 mph.
🎖️

TopVelocity Ranking

Based on the TopVelocity Evaluation System

Current Rank
Unranked
TopV Pro 1/16 metrics
Level 3 2/16 metrics
Level 2 5/16 metrics
Level 1 9/16 metrics
Vertical Jump 30.0 / ≥25.0
Broad Jump 100.0 / ≥102.0
10 Yard Sprint 1.7 / ≤1.8
Total Body Strength 450.0 / ≥500.0
Right Hip Internal Rotation 20.0 / ≥30.0
Left Hip Internal Rotation 55.0 / ≥30.0
Right Hip Extension 15.0 / ≥15.0
Left Hip Extension 23.0 / ≥15.0
Right Hip Flexion 65.0 / ≥80.0
Left Hip Flexion 55.0 / ≥80.0
Right Hip Abduction 50.0 / ≥45.0
Left Hip Abduction 45.0 / ≥45.0
Right Trunk Rotation 60.0 / ≥65.0
Left Trunk Rotation 55.0 / ≥65.0
Right Dorsiflexion 13.0 / ≥10.0
Left Dorsiflexion 15.0 / ≥10.0
📊 Performance Scores (Percentile)
🔄
43
Mobility
💪
74
Shoulder
64
Power
⚖️
82
Balance
🎯
24
Mechanics
🏆
57
Overall
📏

Anthropometric

3 metrics measured

78
Overall
75.0 in
in
Body Height
90th Percentile
Elite (90th): 75.0 in
Difference: ✓ Elite
189 lbs
lbs
Body Weight
60th Percentile
Elite (90th): 216 lbs
Difference: -27 lbs
75.0 in
in
Wing Span
82th Percentile
Elite (90th): 76.0 in
Difference: -1.0 in
🔄

Mobility

23 metrics measured

43
Overall
13 °
°
Right Dorsiflexion
65th Percentile
Elite (90th): 19 °
Difference: -6 °
15 °
°
Left Dorsiflexion
75th Percentile
Elite (90th): 18 °
Difference: -3 °
55 °
°
Right Plantar Flexion
25th Percentile
Elite (90th): 75 °
Difference: -20 °
60 °
°
Left Plantar Flexion
50th Percentile
Elite (90th): 75 °
Difference: -15 °
20 °
°
Right Hip Internal Rotation
25th Percentile
Elite (90th): 40 °
Difference: -20 °
55 °
°
Left Hip Internal Rotation
95th Percentile
Elite (90th): 40 °
Difference: ✓ Elite
40 °
°
Right Hip External Rotation
50th Percentile
Elite (90th): 54 °
Difference: -14 °
25 °
°
Left Hip External Rotation
5th Percentile
Elite (90th): 50 °
Difference: -25 °
15 °
°
Right Hip Extension
25th Percentile
Elite (90th): 25 °
Difference: -10 °
23 °
°
Left Hip Extension
80th Percentile
Elite (90th): 25 °
Difference: -2 °
65 °
°
Right Hip Flexion
10th Percentile
Elite (90th): 95 °
Difference: -30 °
55 °
°
Left Hip Flexion
4th Percentile
Elite (90th): 95 °
Difference: -40 °
50 °
°
Right Hip Abduction
75th Percentile
Elite (90th): 51 °
Difference: -1 °
45 °
°
Left Hip Abduction
50th Percentile
Elite (90th): 52 °
Difference: -7 °
33 °
°
Right Shoulder Internal Rotation
15th Percentile
Elite (90th): 70 °
Difference: -37 °
50 °
°
Left Shoulder Internal Rotation
50th Percentile
Elite (90th): 80 °
Difference: -30 °
108 °
°
Right Shoulder External Rotation
65th Percentile
Elite (90th): 120 °
Difference: -12 °
108 °
°
Left Shoulder External Rotation
78th Percentile
Elite (90th): 115 °
Difference: -7 °
20 °
°
Right Shoulder Horizontal Abduction
10th Percentile
Elite (90th): 35 °
Difference: -15 °
20 °
°
Left Shoulder Horizontal Abduction
10th Percentile
Elite (90th): 35 °
Difference: -15 °
35 °
°
Trunk Extension
42th Percentile
Elite (90th): 50 °
Difference: -15 °
60 °
°
Right Trunk Rotation
50th Percentile
Elite (90th): 75 °
Difference: -15 °
55 °
°
Left Trunk Rotation
37th Percentile
Elite (90th): 70 °
Difference: -15 °
💪

Strength & Power

11 metrics measured

64
Overall
30.0 in
in
Vertical Jump
89th Percentile
Elite (90th): 30.0 in
Difference: -0.0 in
23.0 in
in
Vertical Jump 225lbs
81th Percentile
Elite (90th): 24.3 in
Difference: -1.3 in
100 in
in
Broad Jump
66th Percentile
Elite (90th): 108 in
Difference: -8 in
82 in
in
Right Lateral Broad Jump
75th Percentile
Elite (90th): 86 in
Difference: -4 in
80 in
in
Left Lateral Broad Jump
62th Percentile
Elite (90th): 86 in
Difference: -6 in
1.680 s
s
10 Yard Sprint
5th Percentile
Elite (90th): 1.880 s
Difference: -0.200 s
450 lbs
lbs
Total Body Strength
61th Percentile
Elite (90th): 600 lbs
Difference: -150 lbs
120 lbs
lbs
Right Grip Strength
75th Percentile
Elite (90th): 130 lbs
Difference: -10 lbs
120 lbs
lbs
Left Grip Strength
79th Percentile
Elite (90th): 130 lbs
Difference: -10 lbs
362 W
W
Right Rotational Power
7th Percentile
Elite (90th): 973 W
Difference: -611 W
1080 W
W
Left Rotational Power
95th Percentile
Elite (90th): 909 W
Difference: ✓ Elite
⚖️

Balance

6 metrics measured

82
Overall
38 in
in
Right Y-Balance 1
90th Percentile
Elite (90th): 36 in
Difference: ✓ Elite
44 in
in
Right Y-Balance 2
84th Percentile
Elite (90th): 47 in
Difference: -3 in
41 in
in
Right Y-Balance 3
80th Percentile
Elite (90th): 46 in
Difference: -5 in
43 in
in
Left Y-Balance 1
90th Percentile
Elite (90th): 37 in
Difference: ✓ Elite
43 in
in
Left Y-Balance 2
84th Percentile
Elite (90th): 46 in
Difference: -3 in
36 in
in
Left Y-Balance 3
60th Percentile
Elite (90th): 47 in
Difference: -11 in
🎯

Shoulder Strength

4 metrics measured

74
Overall
190 °
°
Left Shoulder Flexion
50th Percentile
Elite (90th): 211 °
Difference: -21 °
49 lbs
lbs
Left Shoulder Internal Rotation Strength
75th Percentile
Elite (90th): 56 lbs
Difference: -7 lbs
53 lbs
lbs
Left Shoulder External Rotation Strength
95th Percentile
Elite (90th): 49 lbs
Difference: ✓ Elite
31 lbs
lbs
Scaption Left Back
75th Percentile
Elite (90th): 34 lbs
Difference: -3 lbs
⚙️

Mechanics

15 metrics measured

24
Overall
-7 °
°
Hip Shoulder Separation Before Leg Drive
7th Percentile
Elite (90th): 21 °
Difference: -28 °
16 °
°
Trunk Flexion Before Leg Drive
8th Percentile
Elite (90th): 32 °
Difference: -16 °
47 °
°
Drive Knee Extension Before Leg Drive
10th Percentile
Elite (90th): 70 °
Difference: -23 °
17 °
°
Left Knee Flexion Front Foot Strike
9th Percentile
Elite (90th): 58 °
Difference: -41 °
58 °
°
Dominate Arm External Rotation Front Foot Strike
28th Percentile
Elite (90th): 97 °
Difference: -39 °
-40 °
°
Dominate Arm Shoulder Abduction Front Foot Strike
3th Percentile
Elite (90th): 45 °
Difference: -85 °
-122 °/s
°/s
Pelvis Rotation Speed Front Foot Strike
0th Percentile
Elite (90th): 673 °/s
Difference: -795 °/s
-67 °/s
°/s
Trunk Rotation Speed Front Foot Strike
4th Percentile
Elite (90th): 756 °/s
Difference: -823 °/s
157 °
°
Dominate Arm External Rotation Maximum External Rotation
38th Percentile
Elite (90th): 184 °
Difference: -27 °
-9 °
°
Dominate Arm Shoulder Abduction Maximum External Rotation
19th Percentile
Elite (90th): 9 °
Difference: -18 °
881 °/s
°/s
Dominate Arm External Rotation Speed Maximum External Rotation
75th Percentile
Elite (90th): 1238 °/s
Difference: -356 °/s
18 °
°
Trunk Flexion Ball Release
19th Percentile
Elite (90th): 42 °
Difference: -24 °
93 °
°
Dominate Arm Shoulder Abduction Ball Release
35th Percentile
Elite (90th): 105 °
Difference: -12 °
-16 °
°
Dominate Arm Shoulder Horizontal Abduction Ball Release
41th Percentile
Elite (90th): -2 °
Difference: -14 °
50 °
°
Dominate Arm Extension Ball Release
61th Percentile
Elite (90th): 70 °
Difference: -20 °

Pitch Metrics

2 metrics measured

61
Overall
2199 rpm
rpm
Total Spin
91th Percentile
Elite (90th): 2178 rpm
Difference: ✓ Elite
75 mph
mph
Total Velocity
31th Percentile
Elite (90th): 86 mph
Difference: -11 mph
🎯

Brent Pourciau's Analysis

Road to 90

Personalized roadmap for Joshua Kim

📊 The Overview
Alright Joshua, here's your Road to 90. You're currently sitting at 75 mph, which means you need about 15.0 mph to hit your target of 90. Your overall profile is solid at the 57th percentile. There are clear opportunities to improve, and targeting the right ones will get you to 90.
🤖 What The AI Analysis Tells Me
Joshua, let me be real with you — this is actually exciting news. You're throwing 75 mph, but based on your physical metrics, the AI model says you should be around 78.2 mph. That 3.2 mph gap? That's not a problem — that's POTENTIAL. It means once we clean up your mechanics and movement patterns, you've got velocity sitting there waiting to be unlocked.
Your mechanics efficiency is at the 24th percentile — and honestly, this is where the opportunity is. Your physical tools are there, but your delivery isn't converting them efficiently. The good news? Mechanical improvements often come faster than physical gains. Once we optimize your sequencing and timing, you'll see immediate velocity jumps.
🎯 Your Biggest Opportunities
Based on the AI analysis, here are your biggest opportunities to add velocity:
Broad Jump +2.1 mph
Current: 100.0" (61th %ile) Target: 108.0" (91th %ile)
Why it matters: Your broad jump is one of the best predictors of pitching velocity because it measures your ability to produce horizontal force — exactly what you need off the mound.
How we fix it: The Stride Excelerator is perfect for this — it trains the exact horizontal force production pattern you use in your delivery. Combine that with plyometrics, bounds, and the TopVelocity Sled for resisted stride work.
Lateral Broad Jump +2.0 mph
Current: 162.0" (65th %ile) Target: 178.0" (95th %ile)
Why it matters: This measures your lateral power — critical because pitching involves a massive lateral push off the rubber before you rotate.
How we fix it: The Stride Excelerator trains this lateral drive pattern specifically. Combine it with lateral bounds and the TopVelocity Sled for lateral resisted work.
10-Yard Sprint +1.5 mph
Current: 1.7s (46th %ile) Target: 1.6s (76th %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.
These three priorities alone = +5.6 mph potential
⚙️ The Mechanical Side
The AI also identified some mechanical variables from your motion capture data. There's about +7.7 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 +15.0 mph to hit 90, and the improvements above give you +17.3 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. Your mechanics efficiency score tells me there's velocity sitting on the table right now. The 3X Program will teach you how to sequence your body properly and transfer all that force into the ball. 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 broad jump and Left Lateral Broad Jump. Together, these account for about 0.3 mph of your velocity gap.
Broad Jump +0.3 mph
Current 100 in
Percentile 67th
Target 102 in
To Gain +2 in
Left Lateral Broad Jump +0 mph
Current 80 in
Percentile 63th
Target 81.2 in
To Gain +1.2 in
🔧 Supporting Work
After that, it's about the supporting package: Left Hip Abduction, Left Hip External Rotation (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 Pelvis Rotation Speed Front Foot Strike and Trunk Rotation Speed Front Foot Strike. Most of the energy to the ball comes through the trunk, so trunk acceleration and sequencing are the big rocks to move.
Pelvis Rotation Speed Front Foot Strike +1.8 mph
Current Percentile 0th
🎯 Your Action Plan
Movement Cues:
"Shin down, leverage, drive — use the ground."
Training Priorities:
General Athletic Development
Well-rounded program: strength, power, mobility, and conditioning. Build the complete athlete.
🚀 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