WUMaCat

Simbad link	GM Dra
Source publication	Gazeas, K. D. (2005) - Physical Parameters of Components in Close Binary Systems: IV
ADS link	2005AcA....55..123G
Name in Source publication	GM Dra
Orbital period in days (P [d])	0.338748
Mass ratio (q)	0.21
Mass ratio determination	Spectroscopic
Type	W
Has total eclipse?
Has spots?
Has third light?
Has period variation?

Solver	WD
Orbital period in days (P [d])	0.338748
Mass ratio (q)	0.21
Orbital inclination in degrees (i [^o])	62.6
Fillout (f)	0.4
Primary temperature in Kelvins (T₁ [K])	6306
Secondary temperature in Kelvins (T₂ [K])	6450
Primary polar radius in units of orbital separation (r_1p)	0.496
Secondary polar radius in units of orbital separation (r_2p)	0.2504
Surface potential (Ω)	2.2043

Orbital separation in solar radii (a [R])	2.31
Primary radius in solar units (R₁ [R])	1.25
Secondary radius in solar units (R₂ [R])	0.61
Primary mass in solar units (M₁ [M])	1.21
Secondary mass in solar units (M₂ [M])	0.22
Primary temperature in kelvins (T₁ [K])	6306
Secondary temperature in Kelvins (T₂ [K])	6450
Primary luminosity in solar units (L₁ [L])	2.19
Secondary luminosity in solar units (L₂ [L])	0.56
Distance in parsecs (d [pc])
Age in gigayears (τ [gyr])	3.77

GM Dra