WUMaCat

Simbad link	CN Hyi
Source publication	Özkardeş, B. (2009) - A W UMa type system from Southern Hemisphere: CN Hydri
ADS link	2009NewA...14..461O
Name in Source publication	CN Hyi
Orbital period in days (P [d])	0.456107
Mass ratio (q)	0.18
Mass ratio determination	Spectroscopic
Type	A
Has total eclipse?
Has spots?
Has third light?
Has period variation?

Solver	WD
Orbital period in days (P [d])	0.456107
Mass ratio (q)	0.18
Orbital inclination in degrees (i [^o])	63.7
Fillout (f)	0.43
Primary temperature in Kelvins (T₁ [K])	6500
Secondary temperature in Kelvins (T₂ [K])	6360
Primary polar radius in units of orbital separation (r_1p)	0.5056
Secondary polar radius in units of orbital separation (r_2p)	0.2415
Surface potential (Ω)	2.142

Orbital separation in solar radii (a [R])	2.93
Primary radius in solar units (R₁ [R])	1.6
Secondary radius in solar units (R₂ [R])	0.77
Primary mass in solar units (M₁ [M])	1.37
Secondary mass in solar units (M₂ [M])	0.25
Primary temperature in kelvins (T₁ [K])	6500
Secondary temperature in Kelvins (T₂ [K])	6360
Primary luminosity in solar units (L₁ [L])	4.1
Secondary luminosity in solar units (L₂ [L])	0.87
Distance in parsecs (d [pc])	56
Age in gigayears (τ [gyr])	3.9

CN Hyi