PPRuNe Forums - View Single Post - Separation Of 2 Planes W/ Different Turn Radiuses
Old 18th March 2025 | 15:12
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ShyTorque

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From: Wandering the FIR and cyberspace often at highly unsociable times
Originally Posted by nonsense
Calculate circumferences of circles of radii of 35,000 units and 55,000 units.
Calculate angles in radians represented by arcs of 2.5min x 800 units per minute.
Calculate change in position for each aircraft in Cartesian coordinates (easier trig and easier subtraction/addition).
Subtract vectors for change in relative positions.
Add result to original separation for new separation.

Or just plot the mess in something like AutoCAD.
I don’t recall ever having to make such a calculation in flight in 53 years of flying. Or on the ground, for that matter….
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