3 papers
astro-ph.CO2025
The Simons Observatory: forecasted constraints on primordial gravitational waves with the expanded array of Small Aperture Telescopes
The Simons Observatory Collaboration, I. Abril-Cabezas, S. Adachi +479
We present updated forecasts for the scientific performance of the degree-scale (0.5 deg FWHM at 93 GHz), deep-field survey to be conducted by the Simons Observatory (SO). By 2027,…
astro-ph.IM2025
The Simons Observatory: Science Goals and Forecasts for the Enhanced Large Aperture Telescope
The Simons Observatory Collaboration, M. Abitbol, I. Abril-Cabezas +419
We describe updated scientific goals for the wide-field, millimeter-wave survey that will be produced by the Simons Observatory (SO). Significant upgrades to the 6-meter SO Large A…
astro-ph.CO2024
Differing Manifestations of Spatial Curvature in Cosmological FRW Models
Meir Shimon, Yoel Rephaeli
We find statistical evidence for a mismatch between the (global) spatial curvature parameter in the geodesic equation for incoming photons, and the corresponding parameter in t…