ET Leo

Simbad link ET Leo
Source publication Gazeas, K. D. (2006) - Physical Parameters of Components in Close Binary Systems: VI
ADS link 2006AcA....56..127G
Name in Source publication ET Leo
Orbital period in days (P [d]) 0.346503
Mass ratio (q) 0.34
Mass ratio determination Spectroscopic
Type W
Has total eclipse?
Has spots?
Has third light?
Has period variation?

Solver WD
Orbital period in days (P [d]) 0.346503
Mass ratio (q) 0.34
Orbital inclination in degrees (i [o]) 36.6
Fillout (f) 0.55
Primary temperature in Kelvins (T1 [K]) 5112
Secondary temperature in Kelvins (T2 [K]) 5500
Primary polar radius in units of orbital separation (r1p) 0.469
Secondary polar radius in units of orbital separation (r2p) 0.2963
Surface potential (Ω) 2.4419

Orbital separation in solar radii (a [R]) 2.67
Primary radius in solar units (R1 [R]) 1.36
Secondary radius in solar units (R2 [R]) 0.83
Primary mass in solar units (M1 [M]) 1.59
Secondary mass in solar units (M2 [M]) 0.54
Primary temperature in kelvins (T1 [K]) 5112
Secondary temperature in Kelvins (T2 [K]) 5500
Primary luminosity in solar units (L1 [L]) 1.12
Secondary luminosity in solar units (L2 [L]) 0.56
Distance in parsecs (d [pc])
Age in gigayears (τ [gyr]) 4.47

Designation Gaia DR2 3889936491119411456
RA 158:21:29.08116
DEC 17:34:25.90356
l 222.34536
b 56.81382518
G magnitude 12.91321
G_bp magnitude
G_rp magnitude
Radial velocity [km/s] 21.52839645
Parallax 9.425940933
Distance [pc] 106.090204
Temperature [K]
Radius [R]
Luminosity [L]

Orbital period [d] 0.34650349
Temperature [K] 5665.54
Surface gravity (log(g)) 4.225
Metallicity ([Fe/H]) -0.014

Simbad link ET Leo
J magnitude 8.158
H magnitude 7.803
K magnitude 7.706
Johnson_U magnitude 8.734
Johnson_B magnitude 10.21
Johnson_V magnitude 9.558
Johnson_R magnitude
Johnson_I magnitude
Sloan_u magnitude
Sloan_g magnitude 9.3672
Sloan_r magnitude
Sloan_i magnitude 8.734
Sloan_z magnitude

Back to List