Nice drawing combatpigg, I like the looks of that
Good solution to stabilizing fins by adding very neat winglets.
The fantail also looks nice, allthough I think making it will be quite a bit of work.
The wing was 1.6 meters span before I chopped it, so around 1.5 to 1.55 meters I guess it is now.
Quick & dirty guesstimating makes that 4.5 feet in my head. Your eye is well calibrated, seeing that from a picture