KIC 8432859
| Simbad link | KIC 8432859 |
|---|---|
| Source publication | Debski, B. (2022) - The light-curve intrinsic variability in 47 Kepler contact binary stars |
| ADS link | 2022MNRAS.516.5003D |
| Name in Source publication | KIC 8432859 |
| Orbital period in days (P [d]) | 0.35117 |
| Mass ratio (q) | 0.12 |
| Mass ratio determination | Photometric |
| Temperature determination | Unknown |
| Type | Unspecified |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? | |
| Search Kepler catalog of Eclipsing Binaries | KIC 8432859 |
| Search TESS catalog of Eclipsing Binaries | TIC 63365612 |
| Solver | WD |
|---|---|
| Orbital period in days (P [d]) | 0.35117 |
| Mass ratio (q) | 0.12 |
| Orbital inclination in degrees (i [o]) | 84.8 |
| Fillout (f) | 0.92 |
| Primary temperature in Kelvins (T1 [K]) | 6352 |
| Secondary temperature in Kelvins (T2 [K]) | 6537 |
| Primary polar radius in units of orbital separation (r1p) | |
| Secondary polar radius in units of orbital separation (r2p) | |
| Surface potential (Ω) | 1.957 |
| Orbital separation in solar radii (a [R]) | |
|---|---|
| Primary radius in solar units (R1 [R]) | |
| Secondary radius in solar units (R2 [R]) | |
| Primary mass in solar units (M1 [M]) | 0.65 |
| Secondary mass in solar units (M2 [M]) | 0.08 |
| Primary temperature in kelvins (T1 [K]) | 6352 |
| Secondary temperature in Kelvins (T2 [K]) | 6537 |
| Primary luminosity in solar units (L1 [L]) | |
| Secondary luminosity in solar units (L2 [L]) | |
| 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 | 324 | 16 | 0.75 |
| Designation | Gaia DR3 2126373849381379584 |
|---|---|
| RA | 292:38:25.253721 |
| DEC | 44:26:22.554574 |
| l | 76.88847691135327 |
| b | 12.199197101979287 |
| G [mag] | 17.183191 |
| G_bp [mag] | 17.588564 |
| G_rp [mag] | 16.627974 |
| Parallax | 0.2540322410448204 |
| Distance [pc] | 1603.7777 |
| Temperature [K] | 5308.365 |
| Surface gravity log(g) [cm/s2] | 4.7005 |
| Metallicity [Fe/H] | -0.9435 |
| Monochromatic extinction A0 [mag] | 0.024 |
| Radius [R] | |
| Luminosity [L] |
| Simbad link | KIC 8432859 |
|---|---|
| J magnitude | 16.034 |
| H magnitude | 15.848 |
| K magnitude | |
| Johnson_U magnitude | |
| Johnson_B magnitude | |
| Johnson_V magnitude | |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |