普朗克18

astropy.cosmology.realizations.Planck18 = FlatLambdaCDM(name='Planck18', H0=<Quantity 67.66 km / (Mpc s)>, Om0=0.30966, Tcmb0=<Quantity 2.7255 K>, Neff=3.046, m_nu=<Quantity [0.  , 0.  , 0.06] eV>, Ob0=0.04897)

Planck18 FlatLambdaCDM宇宙学实例(摘自Planck Collaboration 2018,2020，A&A，641，A6(文件VI)，表2(TT、TE、EE+LOWE+Lowing+Bao))