arcsec_per_kpc_proper

astropy.cosmology.funcs.arcsec_per_kpc_proper(z, cosmo=None)[source] [edit on github]

Angular separation in arcsec corresponding to a proper kpc at redshift z.

Parameters :

z : array_like

Input redshifts.

Returns :

theta : ndarray, or float if input scalar

The angular separation in arcsec corresponding to a proper kpc at each input redshift.

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