PV3 — Parachute Vectoring 3D Sim (4-vent cross)

Preset

Name

Load (generic examples)

Auto-scale canopy to load mass Auto-scale target sink

Canopy

Diameter Gore count Fabric porosity Cinch mouth (brake)

Gore A Gore B

Vents (Main + 4 side in a cross)

Main vent (apex) Link side vents Vent E (0°) Vent S (90°) Vent W (180°) Vent N (270°) Main vent size (≥ side) Side vent size (×4) Side vent height (apex→skirt) Show vent labels

Rigging & payload

Line length Line stretch @1g Payload mass Ram-air glide gain (1 vent open) Vent actuator lag

Center of Drag

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Estimates

I/O

Orbit: drag · Pan: right-drag · Zoom: wheel. PV3: flatter, lighter dome; 4 side vents (E/S/W/N). All results are a simplified engineering model, not test data.

Camera · drag: orbit · right/shift-drag: pan · wheel: zoom · I J K L move · U/O down/up · Shift = fast · C follow ↔ free

PV3 sim v1.0 · simplified model · build 2026-10-14