diff options
Diffstat (limited to 'fg21sim/extragalactic')
| -rw-r--r-- | fg21sim/extragalactic/clusters/main.py | 43 |
1 files changed, 32 insertions, 11 deletions
diff --git a/fg21sim/extragalactic/clusters/main.py b/fg21sim/extragalactic/clusters/main.py index 1368408..06ee9f6 100644 --- a/fg21sim/extragalactic/clusters/main.py +++ b/fg21sim/extragalactic/clusters/main.py @@ -252,11 +252,6 @@ class GalaxyClusters: M_main=row.rmm_mass1, M_sub=row.rmm_mass2, z_merger=row.rmm_z, configs=self.configs) n_e = halo.calc_electron_spectrum() - emissivity = halo.calc_emissivity(frequencies=self.frequencies) - power = halo.calc_power(emissivity) - flux = halo.calc_flux(emissivity) - Tb_mean = halo.calc_brightness_mean(emissivity, self.frequencies, - pixelsize=self.sky.pixelsize) data = OrderedDict([ ("z0", halo.z_obs), ("M0", halo.M_obs), # [Msun] @@ -268,7 +263,6 @@ class GalaxyClusters: ("M_main", halo.M_main), # [Msun] ("M_sub", halo.M_sub), # [Msun] ("time_crossing", halo.time_crossing), # [Gyr] - ("gamma", halo.gamma), # Lorentz factors ("radius", halo.radius), # [kpc] ("angular_radius", halo.angular_radius), # [arcsec] ("volume", halo.volume), # [kpc^3] @@ -276,16 +270,43 @@ class GalaxyClusters: ("kT_merger", halo.kT_merger), # [keV] ICM kT at z_merger ("Ke", halo.injection_rate), # [cm^-3 Gyr^-1] ("chi", halo._chi_acceleration()), # [Gyr^-1] + ("gamma", halo.gamma), # Lorentz factors ("n_e", n_e), # [cm^-3] - ("frequency", self.frequencies), # [MHz] - ("emissivity", emissivity), # [erg/s/cm^3/Hz] - ("power", power), # [W/Hz] - ("flux", flux), # [Jy] - ("Tb_mean", Tb_mean), # [K] ]) self.halos.append(data) logger.info("Simulated radio halos for merging cluster.") + def _calc_halos_emission(self): + """ + Calculate the radio emissions at configured frequencies. + """ + logger.info("Calculating the radio emissions for halos ...") + num = len(self.halos) + i = 0 + for hdict in self.halos: + i += 1 + if i % 100 == 0: + logger.info("[%d/%d] %.1f%% ..." % (i, num, 100*i/num)) + + halo = RadioHalo(M_obs=hdict["M0"], z_obs=hdict["z0"], + M_main=hdict["M_main"], M_sub=hdict["M_sub"], + z_merger=hdict["z_merger"], + configs=self.configs) + halo.set_electron_spectrum(hdict["n_e"]) + + emissivity = halo.calc_emissivity(frequencies=self.frequencies) + power = halo.calc_power(emissivity) + flux = halo.calc_flux(emissivity) + Tb_mean = halo.calc_brightness_mean(emissivity, self.frequencies, + pixelsize=self.sky.pixelsize) + # Update or add new items + hdict["frequency"] = self.frequencies # [MHz] + hdict["emissivity"] = emissivity # [erg/s/cm^3/Hz] + hdict["power"] = power # [W/Hz] + hdict["flux"] = flux # [Jy] + hdict["Tb_mean"] = Tb_mean # [K] + logger.info("Done calculate the radio emissions.") + def _save_halos_catalog(self, outfile=None): """ Convert the halos data (``self.halos``) into a Pandas DataFrame |