NSVS 3794717

Simbad link NSVS 3794717
Source publication Poro, Atila (2025) - BSN. V. The First Detailed Light Curve Modeling of Eight Totally Eclipsing Contact Binary Stars Using Ground-based and TESS Observations
ADS link 2025PASP..137l4202P
Name in Source publication N3794
Orbital period in days (P [d]) 0.296087
Mass ratio (q) 2.28
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 283569299

Solver BSN
Orbital period in days (P [d]) 0.296087
Mass ratio (q) 2.28
Orbital inclination in degrees (i [o]) 80.4
Fillout (f) 0.32
Primary temperature in Kelvins (T1 [K]) 5559
Secondary temperature in Kelvins (T2 [K]) 5675
Primary polar radius in units of orbital separation (r1p)
Secondary polar radius in units of orbital separation (r2p)
Surface potential (Ω) 5.445

Orbital separation in solar radii (a [R]) 2.08
Primary radius in solar units (R1 [R]) 0.69
Secondary radius in solar units (R2 [R]) 0.99
Primary mass in solar units (M1 [M]) 0.42
Secondary mass in solar units (M2 [M]) 0.96
Primary temperature in kelvins (T1 [K]) 5559
Secondary temperature in Kelvins (T2 [K]) 5675
Primary luminosity in solar units (L1 [L]) 0.41
Secondary luminosity in solar units (L2 [L]) 0.92
Distance in parsecs (d [pc])
Age in gigayears (τ [gyr])

Orbital period in days (P [d]) 0.296087
Monotonic period variation in seconds per year (dPdt [s/y]) -0.020736
Cyclic period variation in years (Pc [y])

Host Longitude λ [o] Latitude β [o] Angular radius σ [o] Temperature contrast Tspot/Tstar
Secondary 71 18 0.89

Designation Gaia DR3 367861444937794176
RA 13:32:22.009849
DEC 38:53:43.013486
l 123.51109455430414
b -23.973409811465803
G [mag] 13.363794
G_bp [mag] 13.719355
G_rp [mag] 12.802869
Parallax 1.8938323733948714
Distance [pc] 516.8177
Temperature [K] 5633.066
Surface gravity log(g) [cm/s2] 4.4012
Metallicity [Fe/H] 0.1226
Monochromatic extinction A0 [mag] 0.0025
Radius [R]
Luminosity [L]

Temperature [K] 5665.71
Surface gravity log(g) [cm/s2] 4.026
Metallicity [Fe/H] -0.073

Simbad link NSVS 3794717
J magnitude 12.43
H magnitude 12.022
K magnitude 11.949
Johnson_U magnitude
Johnson_B magnitude
Johnson_V magnitude 13.39
Johnson_R magnitude
Johnson_I magnitude
Sloan_u magnitude
Sloan_g magnitude 13.841
Sloan_r magnitude 13.347
Sloan_i magnitude
Sloan_z magnitude

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