Technical data for this type of fractal : click here.
For the fractal here :
fn1=tan, fn2=ident, fn3=ident, fn4=ident
real(p1) = 3, imag(p1) = 8, real(p2) = 0, imag(p2) = 0, real(p3) = 0.093, imag(p3) = -0.08
Note : zoom on the top of the previous image (C10-500).