TIC 316250867
| Simbad link | TIC 316250867 |
|---|---|
| Source publication | Guo, Yani (2025) - The Investigation of 84 TESS Totally Eclipsing Contact Binaries |
| ADS link | 2025AJ....170..115G |
| Name in Source publication | TIC 316250867 |
| Orbital period in days (P [d]) | 0.68511 |
| Mass ratio (q) | 0.21 |
| Mass ratio determination | Photometric |
| Temperature determination | Unknown |
| Type | Unspecified |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? | |
| Search TESS catalog of Eclipsing Binaries | TIC 316250867 |
| Solver | PHOEBE2 |
|---|---|
| Orbital period in days (P [d]) | 0.68511 |
| Mass ratio (q) | 0.21 |
| Orbital inclination in degrees (i [o]) | 77.7 |
| Fillout (f) | 0.31 |
| Primary temperature in Kelvins (T1 [K]) | 7959 |
| Secondary temperature in Kelvins (T2 [K]) | 7136 |
| 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]) | 5.31 |
|---|---|
| Primary radius in solar units (R1 [R]) | 2.33 |
| Secondary radius in solar units (R2 [R]) | 1.18 |
| Primary mass in solar units (M1 [M]) | 1.97 |
| Secondary mass in solar units (M2 [M]) | 0.42 |
| Primary temperature in kelvins (T1 [K]) | 7959 |
| Secondary temperature in Kelvins (T2 [K]) | 7136 |
| Primary luminosity in solar units (L1 [L]) | 4.86 |
| Secondary luminosity in solar units (L2 [L]) | 0.91 |
| 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 | 99 | 90 | 14 | 0.741 |
| Designation | Gaia DR3 446675950249132544 |
|---|---|
| RA | 51:48:56.870755 |
| DEC | 54:39:16.110944 |
| l | 144.26996644426922 |
| b | -1.6294181512315926 |
| G [mag] | 11.872183 |
| G_bp [mag] | 12.303209 |
| G_rp [mag] | 11.2169075 |
| Parallax | 1.3856770976034853 |
| Distance [pc] | 690.0238 |
| Temperature [K] | 7770.877 |
| Surface gravity log(g) [cm/s2] | 3.8565 |
| Metallicity [Fe/H] | 0.1209 |
| Monochromatic extinction A0 [mag] | 1.7424 |
| Radius [R] | |
| Luminosity [L] |
| Simbad link | TIC 316250867 |
|---|---|
| J magnitude | 10.303 |
| H magnitude | 10.068 |
| K magnitude | 9.931 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 12.7 |
| Johnson_V magnitude | 11.76 |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 12.468 |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |