Redshift Dependence of $H_0$ Dipole in Pantheon+ Supernovae

M. H. Jalali-Kanafi, E. Ó Colgáin, S. Pourojaghi +1

We examine the dipole structure in the local cosmic expansion rate $H_0$ using the Pantheon+ compilation of Type Ia supernovae. We reconstruct directional maps of $H_0$ across the…