WUMaCat

Simbad link	BC Gru
Source publication	Plewa, Tomasz (1992) - A Photometric Study of W UMa-type Binary BC Gru
ADS link	1992AcA....42..103P
Name in Source publication	BC Gru
Orbital period in days (P [d])	0.307356
Mass ratio (q)	0.56
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])	0.307356
Mass ratio (q)	0.56
Orbital inclination in degrees (i [^o])	66.9
Fillout (f)	0.01
Primary temperature in Kelvins (T₁ [K])	5585
Secondary temperature in Kelvins (T₂ [K])	5072
Primary polar radius in units of orbital separation (r_1p)	0.4046
Secondary polar radius in units of orbital separation (r_2p)	0.31
Surface potential (Ω)	2.9951

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])	5585
Secondary temperature in Kelvins (T₂ [K])	5072
Primary luminosity in solar units (L₁ [L])
Secondary luminosity in solar units (L₂ [L])
Distance in parsecs (d [pc])
Age in gigayears (τ [gyr])

BC Gru