2MASS J07070311+1259585

Simbad link	2MASS J07070311+1259585
Source publication	Gao, H. -Y. (2017) - Photometric study of the contact binary 07g-3-00820 at the period cut off
ADS link	2017NewA...56...10G
Name in Source publication	2MASS J07070311+1259585
Orbital period in days (P [d])	0.226955
Mass ratio (q)	0.77
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])	0.226955
Mass ratio (q)	0.77
Orbital inclination in degrees (i [^o])	69.8
Fillout (f)	0.05
Primary temperature in Kelvins (T₁ [K])	4967
Secondary temperature in Kelvins (T₂ [K])	5100
Primary polar radius in units of orbital separation (r_1p)	0.3812
Secondary polar radius in units of orbital separation (r_2p)	0.3375
Surface potential (Ω)	3.3423

Orbital separation in solar radii (a [R])	1.76
Primary radius in solar units (R₁ [R])	0.71
Secondary radius in solar units (R₂ [R])	0.63
Primary mass in solar units (M₁ [M])	0.81
Secondary mass in solar units (M₂ [M])	0.62
Primary temperature in kelvins (T₁ [K])	4967
Secondary temperature in Kelvins (T₂ [K])	5100
Primary luminosity in solar units (L₁ [L])	0.34
Secondary luminosity in solar units (L₂ [L])	0.27
Distance in parsecs (d [pc])
Age in gigayears (τ [gyr])

Basic Info