1SWASP J155822.10-025604.8

Simbad link	1SWASP J155822.10-025604.8
Source publication	Djurašević, G. (2016) - A Photometric Study of Four Recently Discovered Contact Binaries: 1SWASP J064501.21+342154.9, 1SWASP J155822.10-025604.8, 1SWASP J212808.86+151622.0, and UCAC4 436-062932
ADS link	2016AJ....152...57D
Name in Source publication	1SWASP J155822.10-025604.8
Orbital period in days (P [d])	0.260078
Mass ratio (q)	0.65
Mass ratio determination	Photometric
Type	A
Has total eclipse?
Has spots?
Has third light?
Has period variation?

Solver	DC
Orbital period in days (P [d])	0.260078
Mass ratio (q)	0.65
Orbital inclination in degrees (i [^o])	78.3
Fillout (f)	0.07
Primary temperature in Kelvins (T₁ [K])	6200
Secondary temperature in Kelvins (T₂ [K])	5970
Primary polar radius in units of orbital separation (r_1p)	0.3965
Secondary polar radius in units of orbital separation (r_2p)	0.3249
Surface potential (Ω)	3.1264

Orbital separation in solar radii (a [R])	2.2
Primary radius in solar units (R₁ [R])	0.94
Secondary radius in solar units (R₂ [R])	0.77
Primary mass in solar units (M₁ [M])	1.3
Secondary mass in solar units (M₂ [M])	0.8
Primary temperature in kelvins (T₁ [K])	6200
Secondary temperature in Kelvins (T₂ [K])	5970
Primary luminosity in solar units (L₁ [L])	1.17
Secondary luminosity in solar units (L₂ [L])	0.68
Distance in parsecs (d [pc])
Age in gigayears (τ [gyr])

Basic Info