TIC 117978580
| Simbad link | TIC 117978580 |
|---|---|
| Source publication | Guo, Yani (2025) - The Investigation of 84 TESS Totally Eclipsing Contact Binaries |
| ADS link | 2025AJ....170..115G |
| Name in Source publication | TIC 117978580 |
| Orbital period in days (P [d]) | 0.527263 |
| Mass ratio (q) | 0.33 |
| 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 117978580 |
| Solver | PHOEBE2 |
|---|---|
| Orbital period in days (P [d]) | 0.527263 |
| Mass ratio (q) | 0.33 |
| Orbital inclination in degrees (i [o]) | 79.6 |
| Fillout (f) | 0.31 |
| Primary temperature in Kelvins (T1 [K]) | 7225 |
| Secondary temperature in Kelvins (T2 [K]) | 6861 |
| 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]) | 3.49 |
|---|---|
| Primary radius in solar units (R1 [R]) | 1.74 |
| Secondary radius in solar units (R2 [R]) | 1.07 |
| Primary mass in solar units (M1 [M]) | 1.54 |
| Secondary mass in solar units (M2 [M]) | 0.5 |
| Primary temperature in kelvins (T1 [K]) | 7225 |
| Secondary temperature in Kelvins (T2 [K]) | 6861 |
| Primary luminosity in solar units (L1 [L]) | 2.06 |
| Secondary luminosity in solar units (L2 [L]) | 0.66 |
| 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 | 150 | 90 | 27 | 0.954 |
| Designation | Gaia DR3 3173484509621374464 |
|---|---|
| RA | 71:44:45.438677 |
| DEC | -15:22:36.625326 |
| l | 212.70342936414002 |
| b | -34.06335025484417 |
| G [mag] | 10.954712 |
| G_bp [mag] | 11.100102 |
| G_rp [mag] | 10.5996475 |
| Parallax | 1.8004220730989438 |
| Distance [pc] | |
| Temperature [K] | |
| Surface gravity log(g) [cm/s2] | |
| Metallicity [Fe/H] | |
| Monochromatic extinction A0 [mag] | |
| Radius [R] | |
| Luminosity [L] |
| Simbad link | TIC 117978580 |
|---|---|
| J magnitude | 10.292 |
| H magnitude | 10.164 |
| K magnitude | 10.087 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 11.459 |
| Johnson_V magnitude | 11.114 |
| Johnson_R magnitude | 10.621 |
| Johnson_I magnitude | 10.406 |
| Sloan_u magnitude | |
| Sloan_g magnitude | 11.235 |
| Sloan_r magnitude | 11.056 |
| Sloan_i magnitude | 11.029 |
| Sloan_z magnitude |