WUMaCat

Simbad link	EH Hya
Source publication	Samec, Ronald G. (1991) - A Photometric Study of the Very Short Period Eclipsing Binary EH Hydrae
ADS link	1991AJ....102..688S
Name in Source publication	EH Hya
Orbital period in days (P [d])	0.29691
Mass ratio (q)	0.31
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])	0.29691
Mass ratio (q)	0.31
Orbital inclination in degrees (i [^o])	81.9
Fillout (f)	0.12
Primary temperature in Kelvins (T₁ [K])	5300
Secondary temperature in Kelvins (T₂ [K])	5536
Primary polar radius in units of orbital separation (r_1p)	0.457
Secondary polar radius in units of orbital separation (r_2p)	0.2694
Surface potential (Ω)	2.474

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])	5300
Secondary temperature in Kelvins (T₂ [K])	5536
Primary luminosity in solar units (L₁ [L])
Secondary luminosity in solar units (L₂ [L])
Distance in parsecs (d [pc])
Age in gigayears (τ [gyr])

EH Hya