Grand Prix Corner Telemetry & Dynamics Lab

Interactive vehicle dynamics simulator for Grand Prix cornering lines, trail-braking transitions, lean-angle grip friction circles, and throttle-driven rear-wheel sliding.

🇯🇵 Honoring Stoner 2007 Twin Ring Motegi Champion Run

Corner Setup & Riding Style

Live Dynamic

RIDING STYLE PRESETS

Corner Entry Speed 295 km/h

Straightaway terminal speed before initial braking marker.

Brake Pressure & Trail Ramp 14.8 bar

Peak hydraulic carbon brake pressure bled off toward the apex.

Peak Lean Angle Limit 62.0°

Physical chassis roll limit on Bridgestone/Michelin edge contact patch.

Throttle Application Point -4 m pre-apex

Negative = early throttle before apex to rotate the bike; positive = late throttle.

Rear Power Slide Oversteer 4.8°

Rear wheel slip yaw angle: points nose early for maximum straight acceleration.

Traction Control Cut Intervention Level 2 (Aggressive)

1 = Pure rider wrist control; 5 = High electronics intervention.

Sector Time 7.842 s -0.318 s vs ref

Apex Speed 74.6 km/h +3.2 km/h

Exit Speed 188.4 km/h +6.8 km/h

Tire Grip Utilization 97.8 % Near Limit

Dist: 145m / 350m

Motegi Turn 9 'Hairpin' Sector Geometry (350m) 145m | 82 km/h | Lean: 58°

Synchronized Grand Prix MoTeC/Magneti Marelli Traces X-Axis: Sector Distance (0 to 350m)

Speed (km/h)

Throttle (%)

Front Brake (bar)

Lean Angle (°)

Rear Slip Vector

Telemetry active. Scrub along the sector or adjust rider parameters to optimize corner exit drive.

The Stoner 2007 Motegi Revelation

On September 23, 2007 at Motegi, Casey Stoner clinched Ducati's historic first MotoGP World Championship. Stoner unlocked speed by mastering a counter-intuitive technique: breaking rear tire traction under controlled throttle application while the bike was still heavily banked.

Trail Braking Overlap: Carrying hydraulic pressure past the turn-in point loads the front 16.5" tire carcass to maximize turning curvature before apex.
Power-Induced Rotation: By breaking the rear tire loose with 220+ hp Desmodromic V4 power, the rear steps out 4° to 5°, squaring off the exit corner and enabling full upright throttle roll-on earlier.
Friction Circle Optimization: Traditional riding separates longitudinal braking from lateral grip. Stoner operated continuously on the adhesion perimeter.

Telemetry Channels Explained

Modern MotoGP engineering teams analyze over 80 channels at 200 Hz. This simulator calculates real-time Newtonian vehicle dynamics across the core channels:

Speed Trace (Blue): Evaluates entry deceleration gradient, minimum apex roll speed, and exit acceleration rate.
Brake vs Throttle Overlap (Red vs Green): Highlights the coasting phase. World champions minimize dead-time between 0-bar brake and initial throttle crack.
Lean Angle (Amber): Illustrates rate of change (roll velocity in °/s). Faster transition from vertical to max lean yields quicker directional changes.
Slip Vector (Purple): Differential wheel speed between front and rear, indicating controlled rear-wheel steering.