Good numbers are .3 to .5. Wing design uses this depending on how much it is designed to lift with a power plant. With extraordinary amounts of power, a lower aspect number will work.

Identify the design point (thrust loading and wing loading) of the aircraft and Perform sensitivity analysis in the constraint diagram and understand the effect of each constraint on their initial ...

Lawrence W. Schneider, Matthew P. Reed, Ronald W. Roe, Miriam A. Manary, Carol A. C. Flannagan, Robert P. Hubbard, Gary L. Rupp, ASPECT: The Next-Generation H-Point Machine and Related Vehicle and ...