OGLE BW1 V38

Simbad link OGLE BW1 V38
Source publication Kang, Young Woon (1999) - Absolute Dimensions of Contact Binary Stars in Baade Window
ADS link 1999JASS...16..217K
Name in Source publication OGLE BW1 V38
Orbital period in days (P [d]) 0.4814
Mass ratio (q) 0.32
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]) 0.4814
Mass ratio (q) 0.32
Orbital inclination in degrees (i [o]) 67.5
Fillout (f) 0.9
Primary temperature in Kelvins (T1 [K]) 5830
Secondary temperature in Kelvins (T2 [K]) 5770
Primary polar radius in units of orbital separation (r1p) 0.4896
Secondary polar radius in units of orbital separation (r2p) 0.3081
Surface potential (Ω) 2.3281

Orbital separation in solar radii (a [R]) 2.66
Primary radius in solar units (R1 [R]) 1.44
Secondary radius in solar units (R2 [R]) 0.88
Primary mass in solar units (M1 [M]) 0.83
Secondary mass in solar units (M2 [M]) 0.26
Primary temperature in kelvins (T1 [K]) 5830
Secondary temperature in Kelvins (T2 [K]) 5770
Primary luminosity in solar units (L1 [L]) 2.15
Secondary luminosity in solar units (L2 [L]) 0.77
Distance in parsecs (d [pc])
Age in gigayears (τ [gyr]) 4.29

Designation Gaia DR2 4050253498519412352
RA 270:37:01.1604
DEC -30:07:34.870512
l 1.047880044
b -3.639300705
G magnitude 17.941072
G_bp magnitude
G_rp magnitude
Radial velocity [km/s]
Parallax -0.012933107
Distance [pc] -77320.940745
Temperature [K]
Radius [R]
Luminosity [L]

Simbad link OGLE BW1 V38
J magnitude
H magnitude
K magnitude
Johnson_U magnitude 15.7
Johnson_B magnitude
Johnson_V magnitude 16.938
Johnson_R magnitude
Johnson_I magnitude
Sloan_u magnitude
Sloan_g magnitude 16.7422
Sloan_r magnitude
Sloan_i magnitude 15.7
Sloan_z magnitude

Back to List