Cross-correlations of SN Ia in redshift and distance space with galaxies can constrain a constant magnitude offset ΔM at the ~0.05 level in optimistic survey forecasts, partially breaking the H0–ΔM degeneracy.
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Skipping the rungs! Calibrating distance indicators through their clustering with galaxies
Cross-correlations of SN Ia in redshift and distance space with galaxies can constrain a constant magnitude offset ΔM at the ~0.05 level in optimistic survey forecasts, partially breaking the H0–ΔM degeneracy.