CSS J073436.3+290946

Simbad link CSS J073436.3+290946
Source publication Poro, Atila (2024) - Global Parameters of Eight W UMa-type Binary Systems
ADS link 2024PASP..136b4201P
Name in Source publication J073
Orbital period in days (P [d]) 0.24435
Mass ratio (q) 0.41
Mass ratio determination Photometric
Temperature determination Color index
Type A
Has total eclipse?
Has spots?
Has third light?
Has period variation?

Solver PHOEBE
Orbital period in days (P [d]) 0.24435
Mass ratio (q) 0.41
Orbital inclination in degrees (i [o]) 55.9
Fillout (f) 0.1
Primary temperature in Kelvins (T1 [K]) 4778
Secondary temperature in Kelvins (T2 [K]) 4675
Primary polar radius in units of orbital separation (r1p) 0.4344
Secondary polar radius in units of orbital separation (r2p) 0.2898
Surface potential (Ω) 2.682

Orbital separation in solar radii (a [R]) 1.76
Primary radius in solar units (R1 [R]) 0.82
Secondary radius in solar units (R2 [R]) 0.55
Primary mass in solar units (M1 [M]) 0.86
Secondary mass in solar units (M2 [M]) 0.36
Primary temperature in kelvins (T1 [K]) 4778
Secondary temperature in Kelvins (T2 [K]) 4675
Primary luminosity in solar units (L1 [L]) 0.31
Secondary luminosity in solar units (L2 [L]) 0.13
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 101 86 19 0.88

Designation Gaia DR3 879402082934758016
RA 113:39:05.480084
DEC 29:09:45.817465
l 190.2147035413934
b 21.5749910931883
G [mag] 14.834589
G_bp [mag] 15.385309
G_rp [mag] 14.125503
Parallax 1.274
Distance [pc] 724.8949
Temperature [K] 4570.4
Surface gravity log(g) [cm/s2] 4.1954
Metallicity [Fe/H] -0.51
Monochromatic extinction A0 [mag] 0.0797
Radius [R] 1.12
Luminosity [L] 0.59

Temperature [K] 4761.22
Surface gravity log(g) [cm/s2]
Metallicity [Fe/H] -0.409

Simbad link CSS J073436.3+290946
J magnitude
H magnitude
K magnitude
Johnson_U magnitude
Johnson_B magnitude
Johnson_V magnitude 14.83
Johnson_R magnitude
Johnson_I magnitude
Sloan_u magnitude
Sloan_g magnitude
Sloan_r magnitude
Sloan_i magnitude
Sloan_z magnitude

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