def misfit(args, n_slices, n_iterations, moho_depth, T_pot, perplex_mantle_file):
cmb_depth, core_density_deficit = args
core_density_deficit = core_density_deficit / 1000.
if core_density_deficit < -3000. or core_density_deficit > 5000. or cmb_depth < 100.e3:
misfit = 1.e12
else:
mars = Planet(n_slices, moho_depth, cmb_depth, observed_mean_radius, core_density_deficit, core_Vp_fraction, T_pot, perplex_mantle_file)
mars.generate_profiles( n_iterations )
misfit = np.sqrt((1. - mars.mass/observed_mass)*(1. - mars.mass/observed_mass)
+ (1. - mars.moment_of_inertia_factor/observed_moment)*(1. - mars.moment_of_inertia_factor/observed_moment))
print(args, misfit)
return misfit
mFeO = 71.844
mMgO = 40.3044
Mg_numbers[i] = 100.*(NCFMAS_compositions[i][3]/mMgO) / ((NCFMAS_compositions[i][2]/mFeO) + (NCFMAS_compositions[i][3]/mMgO))
Si_contents[i] = NCFMAS_compositions[i][5]
print('Processing composition', str(i+1)+'/'+str(len(perplex_mantle_files))+':', NCFMAS_compositions[i], Mg_numbers[i])
res = minimize(misfit, [1700.e3, 2000.e3], method='Nelder-Mead', tol=1.e4,
args=(n_slices, n_iterations, moho_depth, T_pot, perplex_mantle_file)) # tol is depth in m
cmb_depths[i] = res.x[0]
core_density_deficits[i] = res.x[1]/1000.
mars = Planet(n_slices, moho_depth, cmb_depths[i], observed_mean_radius, core_density_deficits[i], core_Vp_fraction, T_pot, perplex_mantle_file)
mars.generate_profiles( n_iterations )
cmb_pressures[i] = mars.cmb_pressure
cmb_temperatures[i] = mars.cmb_temperature
misfits[i] = res.fun
data_to_print = NCFMAS_compositions[i]
data_to_print.extend([Mg_numbers[i], cmb_depths[i]/1000., cmb_pressures[i]/1.e9, cmb_temperatures[i], core_density_deficits[i], misfits[i]])
print(data_to_print)
output.append(data_to_print)
np.savetxt(fname=outfile, header='NCFMAS, Mg number, CMB depth, CMB pressure, CMB temperature, Core density deficit, misfit', fmt="%.4f", X=output)
'''
extent = (min(Mg_numbers),max(Mg_numbers),min(Si_contents),max(Si_contents))
