py21cmsense.conversions.dL_dth

py21cmsense.conversions.dL_dth(z, cosmo=FlatLambdaCDM(name="Planck15", H0=67.7 km / (Mpc s), Om0=0.307, Tcmb0=2.725 K, Neff=3.05, m_nu=[0. 0. 0.06] eV, Ob0=0.0486))[source]

Return the factor to convert radians to transverse distance at redshift z

Parameters

z (float) – The redshift

Returns

astropy.Quantity (the factor (in Mpc/h/radian) which converts from an angle) – to a transverse distance.

Notes

From Furlanetto et al. (2006)