1SWASP J200059.78+054408.9
| Simbad link | 1SWASP J200059.78+054408.9 |
|---|---|
| Source publication | Liu, L. (2018) - Photometric study of three ultrashort-period contact binaries |
| ADS link | 2018Ap&SS.363...15L |
| Name in Source publication | 1SWASP J200059.78+054408.9 |
| Orbital period in days (P [d]) | 0.205691 |
| Mass ratio (q) | 0.44 |
| 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]) | 0.205691 |
| Mass ratio (q) | 0.44 |
| Orbital inclination in degrees (i [o]) | 75.3 |
| Fillout (f) | 0.58 |
| Primary temperature in Kelvins (T1 [K]) | 4528 |
| Secondary temperature in Kelvins (T2 [K]) | 4800 |
| Primary polar radius in units of orbital separation (r1p) | 0.4547 |
| Secondary polar radius in units of orbital separation (r2p) | 0.32 |
| Surface potential (Ω) | 2.5958 |
| Orbital separation in solar radii (a [R]) | |
|---|---|
| Primary radius in solar units (R1 [R]) | |
| Secondary radius in solar units (R2 [R]) | |
| Primary mass in solar units (M1 [M]) | |
| Secondary mass in solar units (M2 [M]) | |
| Primary temperature in kelvins (T1 [K]) | 4528 |
| Secondary temperature in Kelvins (T2 [K]) | 4800 |
| Primary luminosity in solar units (L1 [L]) | |
| Secondary luminosity in solar units (L2 [L]) | |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) |
| Designation | Gaia DR2 4248891612709898240 |
|---|---|
| RA | 300:14:56.364 |
| DEC | 5:44:07.039522 |
| l | 46.23638671 |
| b | -12.65548042 |
| G magnitude | 14.892732 |
| G_bp magnitude | 15.467802 |
| G_rp magnitude | 14.159304 |
| Radial velocity [km/s] | |
| Parallax | 1.767840643 |
| Distance [pc] | 565.661845 |
| Temperature [K] | 4858.2803 |
| Radius [R] | 0.7734993 |
| Luminosity [L] | 0.30029276 |
| Simbad link | 1SWASP J200059.78+054408.9 |
|---|---|
| J magnitude | 13.412 |
| H magnitude | 12.875 |
| K magnitude | 12.764 |
| Johnson_U magnitude | 14.21 |
| Johnson_B magnitude | 16.14 |
| Johnson_V magnitude | 14.92 |
| Johnson_R magnitude | 14.51 |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 15.57 |
| Sloan_r magnitude | 14.51 |
| Sloan_i magnitude | 14.21 |
| Sloan_z magnitude |