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astro-ph.SR2021★ 15 cited
New X-ray observations of the hot subdwarf binary HD49798 / RXJ0648.0-4418
S. Mereghetti, F. Pintore, T. Rauch +7
HD49798 / RXJ0648.0-4418 is the only confirmed X-ray binary in which the mass donor is a hot subdwarf star of O spectral type and, most likely, it contains a massive white dwarf (1…
astro-ph.SR2019★ 12 cited
Hot subdwarf wind models with accurate abundances I. Hydrogen dominated stars HD 49798 and BD+182647
J. Krticka, J. Janik, I. Krtickova +5
Hot subdwarfs are helium burning objects in late stages of their evolution. These stars can develop winds driven by light absorption in the lines of heavier elements. The wind stre…