Here is a simple basic program to figure your wing volume loading.
10 'TITLE: WNGVOLLD.BAS which stands for wing volume loading
20 'as defined by a Mr. Reynold's in September 1989 issue
30 'of Model Builder.
40 'where WVL=Wing Volume Loading which is defined as
50 ' (Weight of model in ounces) devided by
60 ' (Wing area in square feet raised to the 1.5 power)
70 '
80 'Let K=Weight in pounds
90 ' A=Wing area in square feet
100 ' then WVL=(K*16)/(A^1.5)
220 input "what is the weight in pounds? ";K
230 input "what is the area in square inches? ";sqa
240 A = sqa/144
320 WVL=(K*16)/(A^1.5)

335 PRINT "Wing volume loading is "; WVL
340 print "for a ";K; " pound model having a wing area of ";sqa;" square inches."
print

If you will note, your wing volume loading for an 8 pound model with 1150 square inches area is 5.67--a real floater.