TIC 257273424
| Simbad link | TIC 257273424 |
|---|---|
| Source publication | Guo, Yani (2025) - The Investigation of 84 TESS Totally Eclipsing Contact Binaries |
| ADS link | 2025AJ....170..115G |
| Name in Source publication | TIC 257273424 |
| Orbital period in days (P [d]) | 0.398566 |
| 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 257273424 |
| Solver | PHOEBE2 |
|---|---|
| Orbital period in days (P [d]) | 0.398566 |
| Mass ratio (q) | 0.33 |
| Orbital inclination in degrees (i [o]) | 80.2 |
| Fillout (f) | 0.23 |
| Primary temperature in Kelvins (T1 [K]) | 6235 |
| Secondary temperature in Kelvins (T2 [K]) | 6379 |
| 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]) | 2.79 |
|---|---|
| Primary radius in solar units (R1 [R]) | 1.35 |
| Secondary radius in solar units (R2 [R]) | 0.83 |
| Primary mass in solar units (M1 [M]) | 1.31 |
| Secondary mass in solar units (M2 [M]) | 0.43 |
| Primary temperature in kelvins (T1 [K]) | 6235 |
| Secondary temperature in Kelvins (T2 [K]) | 6379 |
| Primary luminosity in solar units (L1 [L]) | 0.85 |
| Secondary luminosity in solar units (L2 [L]) | 0.29 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) |
| Designation | Gaia DR3 4575048886537797632 |
|---|---|
| RA | 256:52:50.462417 |
| DEC | 28:02:31.326947 |
| l | 49.90137139681252 |
| b | 33.94857841578478 |
| G [mag] | 8.792723 |
| G_bp [mag] | 9.024889 |
| G_rp [mag] | 8.363904 |
| Parallax | 8.45244820028508 |
| Distance [pc] | |
| Temperature [K] | |
| Surface gravity log(g) [cm/s2] | |
| Metallicity [Fe/H] | |
| Monochromatic extinction A0 [mag] | |
| Radius [R] | |
| Luminosity [L] |
| Simbad link | TIC 257273424 |
|---|---|
| J magnitude | 7.81 |
| H magnitude | 7.598 |
| K magnitude | 7.552 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 9.39 |
| Johnson_V magnitude | 8.91 |
| Johnson_R magnitude | 8.631 |
| Johnson_I magnitude | 8.418 |
| Sloan_u magnitude | |
| Sloan_g magnitude | |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |