def get_rs_values(data):
nn=len(data['h'])
rs=np.zeros(nn)
mycosmo=cosmolopy.fidcosmo.copy()
mycosmo['Y_He']=0.247710
mycosmo['n']=0.9619123
mycosmo['omega_n_0']=0
mycosmo['Num_Nu_massless']=3.046/3*2
mycosmo['Num_Nu_massive']=3.046/3
if 'w' in data.keys():
wvals=data['w']
else:
wvals=np.zeros(nn)-1
for i in np.arange(nn):
cosmo_utils.progress_bar(i,nn)
mycosmo['h']=data['h'][i]
mycosmo['omega_M_0']=data['omega_M_0'][i]
mycosmo['omega_lambda_0']=data['omega_lambda_0'][i]
mycosmo['omega_k_0']=data['omega_k_0'][i]
mycosmo['omega_b_0']=data['omega_b_0'][i]
mycosmo['w']=wvals[i]
rs[i]=cosmo_utils.rs(**mycosmo)
return(rs)
def my_da_rs(h=h,om=om,w=w,ob=ob):
cosmo=cosmolopy.fidcosmo.copy()
cosmo['h']=h
cosmo['omega_M_0']=om
cosmo['omega_lambda_0']=1.-om
cosmo['omega_k_0']=0.
cosmo['omega_b_0']=ob
cosmo['w']=w
#cosast=astropy.cosmology.wCDM(cosmo['h']*100,cosmo['omega_M_0'],cosmo['omega_lambda_0'],w0=cosmo['w'])
try:
daval=cosmo_utils.angdist(zlya,**cosmo)
#daval=cosmolopy.distance.angular_diameter_distance(zlya,**cosmo)
#daval=cosast.angular_diameter_distance(zlya)
except ValueError:
daval=-1.
rsval=cosmo_utils.rs(**cosmo)
theda_rs=daval/rsval
return(theda_rs)
def my_invhrs(h=h,om=om,w=w,ob=ob):
cosmo=cosmolopy.fidcosmo.copy()
cosmo['h']=h
cosmo['omega_M_0']=om
cosmo['omega_lambda_0']=1.-om
cosmo['omega_k_0']=0.
cosmo['omega_b_0']=ob
cosmo['w']=w
#cosast=astropy.cosmology.wCDM(cosmo['h']*100,cosmo['omega_M_0'],cosmo['omega_lambda_0'],w0=cosmo['w'])
try:
hval=cosmo_utils.e_z(zlya,**cosmo)*cosmo['h']
#hval=cosmolopy.distance.e_z(zlya,**cosmo)*cosmo['h']
#hval=cosmo['h']/cosast.inv_efunc(zlya)
except ValueError:
hval=-1.
rsval=cosmo_utils.rs(**cosmo)
theinvhrs=1./(hval*rsval)
return(theinvhrs)
def theproba_ext(h=h,om=om,ol=ol,ob=ob):
cosmo=cosmolopy.fidcosmo.copy()
cosmo['h']=h
cosmo['omega_M_0']=om
cosmo['omega_lambda_0']=ol
cosmo['omega_k_0']=1.-om-ol
cosmo['omega_b_0']=ob
try:
daval=cosmolopy.distance.angular_diameter_distance(zlya,**cosmo)
except ValueError:
daval=-1.
try:
hval=cosmolopy.distance.e_z(zlya,**cosmo)*cosmo['h']
except ValueError:
hval=-1.
rsval=cosmo_utils.rs(**cosmo)
invhrs=1./(hval*rsval)
da_rs=daval/rsval
valprob=proba_interp(invhrs,da_rs)
#print(h.flatten()[0],om.flatten()[0],ol.flatten()[0],ob.flatten()[0],' ',invhrs,da_rs,valprob)
return(valprob,invhrs,da_rs)
def thelogproba_ext(h=h,om=om,w=w,ob=ob):
cosmo=cosmolopy.fidcosmo.copy()
cosmo['h']=h
cosmo['omega_M_0']=om
cosmo['omega_lambda_0']=1.-om
cosmo['omega_k_0']=0.
cosmo['omega_b_0']=ob
cosmo['w']=w
try:
daval=cosmo_utils.angdist(zlya,**cosmo)
except ValueError:
daval=-1.
try:
hval=cosmo_utils.e_z(zlya,**cosmo)*cosmo['h']
except ValueError:
hval=-1.
rsval=cosmo_utils.rs(**cosmo)
invhrs=1./(hval*rsval)
da_rs=daval/rsval
vallogprob=logproba_interp(invhrs,da_rs)
return(vallogprob,invhrs,da_rs)
plot(apar1d*0+1,aper1d,'k:')
plot(aparmin,apermin,'ro')
### fiducial cosmo
zlya=2.46
mycosmo=cosmolopy.fidcosmo.copy()
mycosmo['baryonic_effects']=True
mycosmo['h']=0.7
mycosmo['omega_M_0']=0.27
mycosmo['omega_lambda_0']=0.73
mycosmo['omega_k_0']=0.
mycosmo['w']=-1.0
mycosmo['omega_b_0']=0.0227/mycosmo['h']**2
da_fidu=cosmolopy.distance.angular_diameter_distance(zlya,**mycosmo)
h_fidu=cosmolopy.distance.e_z(zlya,**mycosmo)*mycosmo['h']
rs_fidu=cosmo_utils.rs(**mycosmo)
hrs_fidu=h_fidu*rs_fidu
da_rs_fidu=da_fidu/rs_fidu
X_hrs=apar1d/hrs_fidu
Yda_rs=aper1d*da_rs_fidu
X_hrs_min=aparmin/hrs_fidu
Yda_rs_min=apermin*da_rs_fidu
newdx=dx/hrs_fidu
newdy=dy*da_rs_fidu
proba=proba/np.sum(proba)/newdx/newdy
clf()
xlabel('$1/(H r_s)$')
ylabel('$D_A/r_s$')
imshow(transpose(proba/np.max(proba)),extent=(np.min(X_hrs)-newdx/2,np.max(X_hrs)+newdx/2,np.min(Yda_rs)-newdy/2,np.max(Yda_rs)+newdy/2),origin='lower',interpolation='nearest',aspect='auto')
######## TESTS ######################### reload(cosmo_utils) mycosmo=L.mycosmo.copy() mycosmo['baryonic_effects']=True mycosmo['h']=0.7 mycosmo['omega_M_0']=0.27 mycosmo['omega_lambda_0']=0.73 mycosmo['omega_k_0']=0. mycosmo['w']=-1.0 mycosmo['omega_b_0']=0.0227/mycosmo['h']**2 mycosmo['omega_n_0']=0 mycosmo['Num_Nu_massless']=3.046 mycosmo['Num_Nu_massive']=0 print(L.rs_fidu) print(cosmo_utils.rs(**mycosmo)) print(cosmo_utils.rs_zstar_camb(**mycosmo)) print(cosmo_utils.rs_zdrag_camb(**mycosmo)) print(cosmo_utils.rs_zdrag_fast_camb(**mycosmo)) cosmoplanck=L.mycosmo.copy() cosmoplanck['h']=0.6704 cosmoplanck['Y_He']=0.247710 obh2=0.022032 onh2=0.000645 och2=0.120376-onh2 cosmoplanck['omega_M_0']=(och2+obh2+onh2)/cosmoplanck['h']**2 cosmoplanck['omega_lambda_0']=1.-cosmoplanck['omega_M_0'] cosmoplanck['omega_k_0']=0 cosmoplanck['omega_b_0']=obh2/cosmoplanck['h']**2 cosmoplanck['omega_n_0']=onh2/cosmoplanck['h']**2
