Cl* NGC 6838 YM V2

Simbad link	Cl* NGC 6838 YM V2
Source publication	McVean, J. R. (1997) - Analyses of the Light Curves of the Eclipsing Binaries in the Globular Cluster M71
ADS link	1997ApJ...481..782M
Name in Source publication	Cl* NGC 6838 YM V2
Orbital period in days (P [d])	0.36719
Mass ratio (q)	0.38
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])	0.36719
Mass ratio (q)	0.38
Orbital inclination in degrees (i [^o])	85.4
Fillout (f)	0.06
Primary temperature in Kelvins (T₁ [K])	6050
Secondary temperature in Kelvins (T₂ [K])	5586
Primary polar radius in units of orbital separation (r_1p)	0.4386
Secondary polar radius in units of orbital separation (r_2p)	0.2823
Surface potential (Ω)	2.632

Orbital separation in solar radii (a [R])	2.57
Primary radius in solar units (R₁ [R])	1.04
Secondary radius in solar units (R₂ [R])	0.68
Primary mass in solar units (M₁ [M])	0.79
Secondary mass in solar units (M₂ [M])	0.3
Primary temperature in kelvins (T₁ [K])	6050
Secondary temperature in Kelvins (T₂ [K])	5586
Primary luminosity in solar units (L₁ [L])	1.31
Secondary luminosity in solar units (L₂ [L])	0.4
Distance in parsecs (d [pc])
Age in gigayears (τ [gyr])	7.52

Basic Info