Flux Density/Magnitude Conversion
For the (effective) wavelength 0.550 microns:
zero magnitude flux -> 3836.300 Jy or 3.802e-08 W/m^2/micron or 2.091e-08 W/m^2.
magnitude = 13.700
F_nu = 0.012703 Jy
F_lambda = 1.259e-13 W/m^2/micron
lambda*F_lambda = 6.924e-14 W/m^2