Evolution of binaries containing a hot subdwarf and a white dwarf to double white dwarfs, and double detonation supernovae with hypervelocity runaway stars

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Table 2.

Observed systems with their orbital periods, hot subdwarf masses, and WD masses.

Observed system	Orbital Period (min)	M_{hot subdwarf} (M_⊙)	M_WD (M_⊙)	Reference
ZTFJ2055+4651	56.34785 ± 0.00026	0.41 ± 0.04	0.68 ± 0.05	Kupfer et al. (2020a)
PTF J2238+743015.1	76.341750 ± 0.000001	0.383 ± 0.028	0.725 ± 0.026	Kupfer et al. (2022)
HD 265435	99.09918 ± 0.00029	$0 . 63_{- 0.12}^{+ 0.13}$ $0.63^{+0.13}_{-0.12}$	1.01 ± 0.15	Pelisoli et al. (2021)
CD-30°11223	70.53	$0 . 47_{- 0.06}^{+ 0.07}$ $0.47^{+0.07}_{-0.06}$	0.74 ± 0.02	Geier et al. (2013), Deshmukh et al. (2024)
KPD 1930+2752	137	0.48 ± 0.03	1.0 ± 0.03	Maxted et al. (2000), Geier et al. (2007)
Ton S 415	84.646 ± 0.0004	0.33 ± 0.09	0.47 ± 0.24	Snowdon et al. (2023)

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