WUMaCat

Simbad link	FS Lup
Source publication	Milano, L. (1987) - FS LUPI : a contact binary in poor thermal contact.
ADS link	1987A&A...183..265M
Name in Source publication	FS Lup
Orbital period in days (P [d])	0.3814
Mass ratio (q)	0.51
Mass ratio determination	Photometric
Type	A
Has total eclipse?
Has spots?
Has third light?
Has period variation?

Solver	WD
Orbital period in days (P [d])	0.3814
Mass ratio (q)	0.51
Orbital inclination in degrees (i [^o])	80
Fillout (f)	0.39
Primary temperature in Kelvins (T₁ [K])	6000
Secondary temperature in Kelvins (T₂ [K])	4880
Primary polar radius in units of orbital separation (r_1p)	0.4335
Secondary polar radius in units of orbital separation (r_2p)	0.3231
Surface potential (Ω)	2.775

Orbital separation in solar radii (a [R])
Primary radius in solar units (R₁ [R])
Secondary radius in solar units (R₂ [R])
Primary mass in solar units (M₁ [M])
Secondary mass in solar units (M₂ [M])
Primary temperature in kelvins (T₁ [K])	6000
Secondary temperature in Kelvins (T₂ [K])	4880
Primary luminosity in solar units (L₁ [L])
Secondary luminosity in solar units (L₂ [L])
Distance in parsecs (d [pc])
Age in gigayears (τ [gyr])

FS Lup