WUMaCat

Simbad link	SY Hor
Source publication	Yıldırım, Muhammed Faruk (2017) - Photometric study of a marginal contact binary SY Hor
ADS link	2017AIPC.1815h0026Y
Name in Source publication	SY Hor
Orbital period in days (P [d])	0.311638
Mass ratio (q)	0.63
Mass ratio determination	Photometric
Type	W
Has total eclipse?
Has spots?
Has third light?
Has period variation?

Solver	WD
Orbital period in days (P [d])	0.311638
Mass ratio (q)	0.63
Orbital inclination in degrees (i [^o])	81.8
Fillout (f)	0.05
Primary temperature in Kelvins (T₁ [K])	4923
Secondary temperature in Kelvins (T₂ [K])	5240
Primary polar radius in units of orbital separation (r_1p)	0.398
Secondary polar radius in units of orbital separation (r_2p)	0.3211
Surface potential (Ω)	3.0966

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])	4923
Secondary temperature in Kelvins (T₂ [K])	5240
Primary luminosity in solar units (L₁ [L])
Secondary luminosity in solar units (L₂ [L])
Distance in parsecs (d [pc])
Age in gigayears (τ [gyr])

SY Hor