Simple API Calculation

Time Formula SWC Formula Normalized
[Days] k=0.85 [gm/gm] SWC(0)=20 [-]
0 . 20.0 100x20.0/20= 100
1 0.85 x 20.0= 17.0 100x17.0/20= 85
2 0.85 x 17.0= 14.4 100x14.4/20= 72
3 0.85 x 14.4= 12.3 100x12.3/20= 61
4 0.85 x 12.3= 10.4 100x10.4/20= 52
5 0.85 x 10.4= 8.9 100x8.9/20= 44
6 0.85 x 8.9= 7.5 100x7.5/20= 38
7 0.85 x 7.5= 6.4 100x6.4/20= 32
8 0.85 x 6.4= 5.4 100x5.4/20= 27
9 0.85 x 5.4= 4.6 100x4.6/20= 23
10 0.85 x 4.6= 3.9 100x3.9/20= 20