CRTS J213545.6+211104

Simbad link CRTS J213545.6+211104
Source publication Poro, Atila (2024) - Global Parameters of Eight W UMa-type Binary Systems
ADS link 2024PASP..136b4201P
Name in Source publication J213
Orbital period in days (P [d]) 0.247155
Mass ratio (q) 0.9
Mass ratio determination Photometric
Temperature determination Color index
Type W
Has total eclipse?
Has spots?
Has third light?
Has period variation?

Solver PHOEBE
Orbital period in days (P [d]) 0.247155
Mass ratio (q) 0.9
Orbital inclination in degrees (i [o]) 76
Fillout (f) 0.34
Primary temperature in Kelvins (T1 [K]) 4719
Secondary temperature in Kelvins (T2 [K]) 4839
Primary polar radius in units of orbital separation (r1p) 0.3885
Secondary polar radius in units of orbital separation (r2p) 0.3707
Surface potential (Ω) 3.411

Orbital separation in solar radii (a [R]) 1.96
Primary radius in solar units (R1 [R]) 0.83
Secondary radius in solar units (R2 [R]) 0.79
Primary mass in solar units (M1 [M]) 0.87
Secondary mass in solar units (M2 [M]) 0.78
Primary temperature in kelvins (T1 [K]) 4719
Secondary temperature in Kelvins (T2 [K]) 4839
Primary luminosity in solar units (L1 [L]) 0.3
Secondary luminosity in solar units (L2 [L]) 0.31
Distance in parsecs (d [pc])
Age in gigayears (τ [gyr])

Host Longitude λ [o] Latitude β [o] Angular radius σ [o] Temperature contrast Tspot/Tstar
Secondary 100 98 23 0.9

Designation Gaia DR3 1787638613494200064
RA 323:56:25.591036
DEC 21:11:04.154298
l 73.4659291401874
b -22.3665998920135
G [mag] 15.950685
G_bp [mag] 16.50814
G_rp [mag] 15.208598
Parallax 1.0616
Distance [pc] 867.5474
Temperature [K] 4437.9
Surface gravity log(g) [cm/s2] 4.3669
Metallicity [Fe/H] -0.7678
Monochromatic extinction A0 [mag] 0.0495
Radius [R] 0.89
Luminosity [L] 0.395

Simbad link CRTS J213545.6+211104
J magnitude
H magnitude
K magnitude
Johnson_U magnitude
Johnson_B magnitude
Johnson_V magnitude 15.84
Johnson_R magnitude
Johnson_I magnitude
Sloan_u magnitude
Sloan_g magnitude 16.699
Sloan_r magnitude 15.858
Sloan_i magnitude
Sloan_z magnitude

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