USNO-A2.0 1350-17365531

Simbad link	USNO-A2.0 1350-17365531
Source publication	Kjurkchieva, Diana P. (2019) - The W UMa binaries USNO-A2.0 1350-17365531, V471 Cas, V479 Lac and V560 Lac: light curve solutions and global parameters based on Gaia distances
ADS link	2019RAA....19...14K
Name in Source publication	USNO-A2.0 1350-17365531
Orbital period in days (P [d])	0.266376
Mass ratio (q)	0.42
Mass ratio determination	Photometric
Type	A
Has total eclipse?
Has spots?
Has third light?
Has period variation?

Solver	PHOEBE
Orbital period in days (P [d])	0.266376
Mass ratio (q)	0.42
Orbital inclination in degrees (i [^o])	79.1
Fillout (f)	0.08
Primary temperature in Kelvins (T₁ [K])	5155
Secondary temperature in Kelvins (T₂ [K])	5104
Primary polar radius in units of orbital separation (r_1p)	0.4322
Secondary polar radius in units of orbital separation (r_2p)	0.2903
Surface potential (Ω)	2.7

Orbital separation in solar radii (a [R])	1.86
Primary radius in solar units (R₁ [R])	0.87
Secondary radius in solar units (R₂ [R])	0.59
Primary mass in solar units (M₁ [M])	0.87
Secondary mass in solar units (M₂ [M])	0.37
Primary temperature in kelvins (T₁ [K])	5155
Secondary temperature in Kelvins (T₂ [K])	5104
Primary luminosity in solar units (L₁ [L])	0.47
Secondary luminosity in solar units (L₂ [L])	0.21
Distance in parsecs (d [pc])
Age in gigayears (τ [gyr])

Basic Info