1SWASP J031700.67+190839.6
| Simbad link | 1SWASP J031700.67+190839.6 |
|---|---|
| Source publication | Li, Kai (2020) - The First Light Curve Modeling and Orbital Period Change Investigation of Nine Contact Binaries around the Short-period Cutoff |
| ADS link | 2020AJ....159..189L |
| Name in Source publication | 1SWASP J031700.67+190839.6 |
| Orbital period in days (P [d]) | 0.22564 |
| Mass ratio (q) | 0.26 |
| Mass ratio determination | Photometric |
| Type | W |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? |
| Solver | WD |
|---|---|
| Orbital period in days (P [d]) | 0.22564 |
| Mass ratio (q) | 0.26 |
| Orbital inclination in degrees (i [o]) | 79.7 |
| Fillout (f) | 0.04 |
| Primary temperature in Kelvins (T1 [K]) | 4791 |
| Secondary temperature in Kelvins (T2 [K]) | 4968 |
| Primary polar radius in units of orbital separation (r1p) | 0.4693 |
| Secondary polar radius in units of orbital separation (r2p) | 0.2519 |
| Surface potential (Ω) | 2.3644 |
| Orbital separation in solar radii (a [R]) | 1.53 |
|---|---|
| Primary radius in solar units (R1 [R]) | 0.77 |
| Secondary radius in solar units (R2 [R]) | 0.41 |
| Primary mass in solar units (M1 [M]) | 0.75 |
| Secondary mass in solar units (M2 [M]) | 0.19 |
| Primary temperature in kelvins (T1 [K]) | 4791 |
| Secondary temperature in Kelvins (T2 [K]) | 4968 |
| Primary luminosity in solar units (L1 [L]) | 0.21 |
| Secondary luminosity in solar units (L2 [L]) | 0.07 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) |
| Orbital period in days (P [d]) | 0.22564 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | -0.006912 |
| Cyclic period variation in years (Pc [y]) |
| Designation | Gaia DR2 59229699251693824 |
|---|---|
| RA | 49:15:10.71378 |
| DEC | 19:08:39.377832 |
| l | 164.2052212 |
| b | -31.81960928 |
| G magnitude | 14.256941 |
| G_bp magnitude | 14.887787 |
| G_rp magnitude | 13.416279 |
| Radial velocity [km/s] | |
| Parallax | 2.886853904 |
| Distance [pc] | 346.397855 |
| Temperature [K] | 4497 |
| Radius [R] | 0.7859969 |
| Luminosity [L] | 0.22762918 |
| Simbad link | 1SWASP J031700.67+190839.6 |
|---|---|
| J magnitude | 12.259 |
| H magnitude | 11.664 |
| K magnitude | 11.503 |
| Johnson_U magnitude | |
| Johnson_B magnitude | |
| Johnson_V magnitude | 14.06 |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 14.2569 |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |