20 citations · 169 across the 17 of their papers we have counts for
Showing 2025Show all
2 papers · 1 filter
astro-ph.SR2025
Sensitivity of spectral lines to granulation: The Sun
K. Sowmya, A. I. Shapiro, V. Vasilyev +3
The intrinsic variability of stars, due to acoustic oscillations, surface granulation, and magnetic activity, introduces radial velocity (RV) jitter in spectral lines, obscuring tr…
astro-ph.SR2025
Solar variability in the Mg II h and k lines
K. Sowmya, M. Snow, A. I. Shapiro +3
Solar irradiance and its variations in the ultraviolet (UV) control the photochemistry in Earth's atmosphere and influence Earth's climate. The variability of Mg II h and k core-to…