distmod

astropy.cosmology.distmod(*args, **kwargs)

Deprecated since version 0.4: The distmod function is deprecated and may be removed in a future version. Use <Cosmology object>.distmod instead.

Distance modulus at redshift z.

The distance modulus is defined as the (apparent magnitude - absolute magnitude) for an object at redshift z.

Parameters:

z : array_like

Input redshifts.

Returns:

distmod : Quantity

Distance modulus at each input redshift.

See also

z_at_value

Find the redshift corresponding to a distance modulus.