2 papers
astro-ph.EP2026
Shape model and dynamical state of the asteroid (300) Geraldina: Implications for its possible ancient origin
G. Apostolovska, N. Todorovic, E. Vchkova Bebekovska +3
In this study, we present a comprehensive photometric and physical characterisation of the main-belt asteroid (300) Geraldina. Our analysis includes determining its sidereal rotati…
astro-ph.EP2026
Long-period magnetic activity in the K dwarf GJ 1137 and a new super-Earth on a 9-day orbit
Denitza Stoeva, Atanas K. Stefanov, Stefan Y. Stefanov +12
Aims: We investigate long-term radial velocity (RV) variability in the K-dwarf star GJ 1137 (HD 93083, HIP52521), a known Saturn-mass exoplanet host, and assess the role of stellar…