3 papers
astro-ph.EP2026
Size, shape, density, and atmospheric limit of (50000) Quaoar revealed from 14 years of stellar occultation
Giuliano Margoti, Felipe Braga-Ribas, José Luis Ortiz +173
We present results from 28 stellar occultations by the large Trans-Neptunian Object (50000) Quaoar registered between 2018 and 2025. By performing a joint analysis of this occultat…
astro-ph.EP2025
ExoClock Project IV: A homogeneous catalogue of 620 updated exoplanet ephemerides
A. Kokori, A. Tsiaras, G. Pantelidou +323
The ExoClock project is an open platform aiming to monitor exoplanets by integrating observations from space and ground based telescopes. This study presents an updated catalogue o…
astro-ph.EP2025
Transiting Exoplanets from Sharjah Astronomical Observatory (SAO-M47): The Exoplanet HAT-P-25b Using L and V Filters
Mohammad F. Talafha, Mashhoor A. Al-Wardat, Ammar E. M. Abdulla +1
In this study, we conduct a comparative analysis of observations carried out on the exoplanet HAT-P-25 b at the Sharjah Astronomical Observatory (SAO). We have employed two distinc…