WUMaCat

Simbad link	NSVS 2175434
Source publication	Kjurkchieva, Diana P. (2018) - Observations and Light Curve Solutions of Ultrashort-Period Eclipsing Binaries
ADS link	2018PASA...35....8K
Name in Source publication	NSVS 2175434
Orbital period in days (P [d])	0.220951
Mass ratio (q)	0.33
Mass ratio determination	Photometric
Type	W
Has total eclipse?
Has spots?
Has third light?
Has period variation?

Solver	PHOEBE
Orbital period in days (P [d])	0.220951
Mass ratio (q)	0.33
Orbital inclination in degrees (i [^o])	81.9
Fillout (f)	0.5
Primary temperature in Kelvins (T₁ [K])	4898
Secondary temperature in Kelvins (T₂ [K])	4903
Primary polar radius in units of orbital separation (r_1p)	0.4689
Secondary polar radius in units of orbital separation (r_2p)	0.2915
Surface potential (Ω)	2.4336

Orbital separation in solar radii (a [R])	1.57
Primary radius in solar units (R₁ [R])	0.8
Secondary radius in solar units (R₂ [R])	0.51
Primary mass in solar units (M₁ [M])	0.81
Secondary mass in solar units (M₂ [M])	0.27
Primary temperature in kelvins (T₁ [K])	4898
Secondary temperature in Kelvins (T₂ [K])	4903
Primary luminosity in solar units (L₁ [L])	0.33
Secondary luminosity in solar units (L₂ [L])	0.13
Distance in parsecs (d [pc])
Age in gigayears (τ [gyr])	11.46

NSVS 2175434