flux = 1.02 × 10^{−9} \frac{erg}{cm^{2} s Å} × (10Å) × (0.9)

= 9.18 × 10^{−9} \frac{erg}{cm^{2} s}

E = \frac{hc}{λ} = 3.61 × 10^{−12} erg

N = 2.4 × 10^{5} \frac{photons}{cm^{2} sec}

N_{Vega} = 8.84 × 10^{5} \frac{photons}{cm^{2} sec}

m = m_{Vega} + 2.5 log_{10} (\frac{N_{Vega}}{N} )

= 1.15