Thank you.
I don't like of spikes. For me they are a distortion, a corruption of the stars' shape.
I agree with you, Rex. Double stars are very interesting system. I did a better presentation with Riguel Centaurus. But normally it is very difficult find information about binary system.
Take a look in :
http://jsmastronomy.30143.n7.nabble....auro-td51.html