Trajectory of toroidal rotation : poloidal revolution = 7 : 6 on golden ratio horn spheroid


x = 0.618·r·(1 - cosφ)·cos(7φ/6 -  Δω)
y = 0.618·r·(1 - cosφ)· sin(7φ/6 -  Δω)
z = r · sinφ     
 
all points P(x,y,z) are widened ±7.5° on latitude
Δω = Δω(t) makes artificial rotation around axis
 
→  8:7 ,  index