Volume-limited sample of low-mass red giant stars, the progenitors of hot subdwarf stars II. Sample validation

Diego Benitez-Palacios, Murat Uzundag, Maja Vučković +6

We investigate the progenitors of long-period hot subdwarf B (sdB) binaries, which form when low-mass red giant branch (RGB) stars lose their envelopes through stable Roche lobe ov…