WUMaCat

Simbad link	ES Lib
Source publication	Cabrera, Nicole E. (2014) - Orbital Solutions and Absolute Elements of the Short-Period Eclipsing Binary ES Librae
ADS link	2014PASP..126..121C
Name in Source publication	ES Lib
Orbital period in days (P [d])	0.883041
Mass ratio (q)	0.42
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])	0.883041
Mass ratio (q)	0.42
Orbital inclination in degrees (i [^o])	70.1
Fillout (f)	0.15
Primary temperature in Kelvins (T₁ [K])	8500
Secondary temperature in Kelvins (T₂ [K])	5774
Primary polar radius in units of orbital separation (r_1p)	0.4353
Secondary polar radius in units of orbital separation (r_2p)	0.294
Surface potential (Ω)	2.6842

Orbital separation in solar radii (a [R])	5.75
Primary radius in solar units (R₁ [R])	2.69
Secondary radius in solar units (R₂ [R])	1.83
Primary mass in solar units (M₁ [M])	2.3
Secondary mass in solar units (M₂ [M])	0.97
Primary temperature in kelvins (T₁ [K])	8500
Secondary temperature in Kelvins (T₂ [K])	5774
Primary luminosity in solar units (L₁ [L])	33.9
Secondary luminosity in solar units (L₂ [L])	3.35
Distance in parsecs (d [pc])
Age in gigayears (τ [gyr])	3.88

ES Lib