2 papers
astro-ph.SR2025
KMTNet View of Blue Large-amplitude Pulsators Toward the Galactic Bulge: I. Discovery of Wide-orbit Companions in OGLE-BLAP-006
Seung-Lee Kim, Chung-Uk Lee, Kyeongsoo Hong +6
Blue large-amplitude pulsators (BLAPs), a recently classified type of variable stars, are evolved objects likely formed through interactions between stars in a binary system. Howev…
astro-ph.SR2025
Pulsations and Pre-He White Dwarf in the Post-mass Transfer Eclipsing System WASP 1021-28
Jae Woo Lee, Min-Ji Jeong, Kyeongsoo Hong
We present results from VLT/UVES spectra and TESS photometric observations of the pulsating EL CVn binary WASP 1021-28, containing a He-core white dwarf precursor (pre-He WD). Doub…