ASAS J104422-0711.2

Simbad link ASAS J104422-0711.2
Source publication Cheng, Qiyuan (2024) - The First Photometric Analysis of Two Low-mass-ratio Contact Binary Systems in TESS Survey
ADS link 2024AJ....167..148C
Name in Source publication TIC 55007847
Orbital period in days (P [d]) 0.611711
Mass ratio (q) 0.08
Mass ratio determination Photometric
Temperature determination Unknown
Type A
Has total eclipse?
Has spots?
Has third light?
Has period variation?
Search TESS catalog of Eclipsing Binaries TIC 55007847

Solver PHOEBE2
Orbital period in days (P [d]) 0.611711
Mass ratio (q) 0.08
Orbital inclination in degrees (i [o]) 75.9
Fillout (f) 0.48
Primary temperature in Kelvins (T1 [K]) 7141
Secondary temperature in Kelvins (T2 [K]) 7070
Primary polar radius in units of orbital separation (r1p)
Secondary polar radius in units of orbital separation (r2p)
Surface potential (Ω)

Orbital separation in solar radii (a [R])
Primary radius in solar units (R1 [R]) 2.55
Secondary radius in solar units (R2 [R]) 0.86
Primary mass in solar units (M1 [M]) 2.56
Secondary mass in solar units (M2 [M]) 0.2
Primary temperature in kelvins (T1 [K]) 7141
Secondary temperature in Kelvins (T2 [K]) 7070
Primary luminosity in solar units (L1 [L]) 15.95
Secondary luminosity in solar units (L2 [L]) 1.81
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
Primary 276.59 23.24 0.85

Designation Gaia DR3 3764223309466826368
RA 161:05:29.725512
DEC -8:48:51.081514
l 256.4473370473282
b 43.9218209426503
G [mag] 11.494046
G_bp [mag] 11.650393
G_rp [mag] 11.197898
Parallax 1.1633582413860484
Distance [pc] 813.9872
Temperature [K] 7078.1934
Surface gravity log(g) [cm/s2] 3.8283
Metallicity [Fe/H] -0.5663
Monochromatic extinction A0 [mag] 0.0778
Radius [R]
Luminosity [L]

Temperature [K] 7141.38
Surface gravity log(g) [cm/s2] 4.265
Metallicity [Fe/H] -0.218

Simbad link ASAS J104422-0711.2
J magnitude 10.958
H magnitude 10.805
K magnitude 10.762
Johnson_U magnitude
Johnson_B magnitude 11.9
Johnson_V magnitude 11.39
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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