1SWASP J170240.07+151123.5
| Simbad link | 1SWASP J170240.07+151123.5 |
|---|---|
| Source publication | Loukaidou, G. A. (2022) - CoBiToM Project - II. Evolution of contact binary systems close to the orbital period cut-off |
| ADS link | 2022MNRAS.514.5528L |
| Name in Source publication | 1SWASP J170240.07+151123.5 |
| Orbital period in days (P [d]) | 0.261469 |
| Mass ratio (q) | 0.35 |
| Mass ratio determination | Photometric |
| Temperature determination | Color index |
| Type | Unspecified |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? | |
| Search TESS catalog of Eclipsing Binaries | TIC 142637277 |
| Solver | WD |
|---|---|
| Orbital period in days (P [d]) | 0.261469 |
| Mass ratio (q) | 0.35 |
| Orbital inclination in degrees (i [o]) | 89.4 |
| Fillout (f) | 0.14 |
| Primary temperature in Kelvins (T1 [K]) | 5000 |
| Secondary temperature in Kelvins (T2 [K]) | 5307 |
| Primary polar radius in units of orbital separation (r1p) | |
| Secondary polar radius in units of orbital separation (r2p) | |
| Surface potential (Ω) | 2.537 |
| Orbital separation in solar radii (a [R]) | |
|---|---|
| Primary radius in solar units (R1 [R]) | 0.92 |
| Secondary radius in solar units (R2 [R]) | 0.54 |
| Primary mass in solar units (M1 [M]) | 0.95 |
| Secondary mass in solar units (M2 [M]) | 0.33 |
| Primary temperature in kelvins (T1 [K]) | 5000 |
| Secondary temperature in Kelvins (T2 [K]) | 5307 |
| Primary luminosity in solar units (L1 [L]) | 0.47 |
| Secondary luminosity in solar units (L2 [L]) | 0.2 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) |
| Orbital period in days (P [d]) | 0.261469 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | |
| Cyclic period variation in years (Pc [y]) | 0.02 |
| Designation | Gaia DR3 4545919902940690304 |
|---|---|
| RA | 255:40:00.759618 |
| DEC | 15:11:22.910479 |
| l | 35.073096899748286 |
| b | 30.795502180948233 |
| G [mag] | 13.636798 |
| G_bp [mag] | 14.238427 |
| G_rp [mag] | 12.9267435 |
| Parallax | 2.829254438645209 |
| Distance [pc] | 352.664 |
| Temperature [K] | 4868.082 |
| Surface gravity log(g) [cm/s2] | 4.4876 |
| Metallicity [Fe/H] | 0.2887 |
| Monochromatic extinction A0 [mag] | 0.1124 |
| Radius [R] | |
| Luminosity [L] |
| Temperature [K] | 4716.65 |
|---|---|
| Surface gravity log(g) [cm/s2] | 4.248 |
| Metallicity [Fe/H] | 0.097 |
| Simbad link | 1SWASP J170240.07+151123.5 |
|---|---|
| J magnitude | 11.864 |
| H magnitude | 11.299 |
| K magnitude | 11.145 |
| Johnson_U magnitude | |
| Johnson_B magnitude | |
| Johnson_V magnitude | 13.56 |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 14.413 |
| Sloan_r magnitude | 13.572 |
| Sloan_i magnitude | |
| Sloan_z magnitude |