2 papers
astro-ph.CO2026
Multipolar structure of the local expansion rate from incomplete sky data
João G. Vicente, Thiago S. Pereira, Ricardo G. Rodrigues +2
Using the Cosmicflows-4 data, we reconstruct the first multipolar moments of a general function describing the local expansion rate. In addition to the conventional harmonic approa…
astro-ph.CO2025
CMB line-of-sight integrators for nearly-isotropic cosmological models
João G. Vicente, Thiago S. Pereira, Cyril Pitrou
Homogeneous and nearly-isotropic cosmological models are natural extensions of standard Friedmann cosmologies. Constraining their features is crucial, as any detection of their pro…