Table 2 Elements designed in the weight matrix

(i)

\(\left| {\sin {{{({elevation})}}} } \right|\)

(ii)

\(\sin^{2} {{{{(elevation)}}}}\)

(iii)

\(\tan^{2} {{{{(elevation)}}}}\)

(iv)

1/(0.244 × exp(−C/N₀/10))

(v)

1/(0.03 + 0.244 × exp(−C/N₀/10))

(vi)

1/(0.13 + 0.56 × exp(−C/N₀/10))

(vii)

exp(C/N₀/10 )× \(\sin^{2} {{{{(elevation)}}}}\)