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astro-ph.SR2026
Asteroseismic Analysis of the Merger Product Red Giant in the Persei System
Rozália Z. Ãdám, László Molnár, Róbert Szabó +7
Context. Persei is a long-period eclipsing binary system ( years) containing a red giant primary, and it is well known for its multi-faceted classification as a…
astro-ph.SR2025
Long-term X-ray variability of the multiple-planet host L 98-59: Hints of an activity cycle
I. Pillitteri, S. Bellotti, S. Benatti +7
High-energy irradiation in X-rays and UV (XUV) can transform the planetary atmospheres through photoevaporation and photochemistry. This is more crucial for M stars, whose habitabl…
astro-ph.SR2024
On the use of field RR Lyrae as Galactic probes VII. light curve templates in the LSST photometric system
V. F. Braga, M. Monelli, M. Dall'Ora +5
The \textit{Vera C. Rubin} Observatory will start operations in 2025. During the first two years, too few visits per target per band will be available, meaning that mean magnitude…