2 papers
astro-ph.EP2026
The impact of interpolation in high-resolution spectroscopy -- The overlooked role of interpolation in radial velocity extraction
A. M. Silva, D. Doshi, K. Al Moulla +11
We explore the impact of spectral interpolation in radial velocity (RV) time-series extracted through template-based methods. We build synthetic datasets with Gaussian profiles to…
astro-ph.SR2025
PoET: the Paranal solar ESPRESSO Telescope
Nuno C. Santos, Alexandre Cabral, Inês Leite +42
The detection and characterisation of other "Earths", orbiting other suns, is a bold objective of present-day astrophysics. However, this quest is severely challenged by astrophysi…