CRTS J074350.9+451620
| Simbad link | CRTS J074350.9+451620 |
|---|---|
| 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 | CRTS J074350.9+451620 |
| Orbital period in days (P [d]) | 0.227324 |
| Mass ratio (q) | 0.43 |
| 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]) | 0.227324 |
| Mass ratio (q) | 0.43 |
| Orbital inclination in degrees (i [o]) | 81.1 |
| Fillout (f) | 0.18 |
| Primary temperature in Kelvins (T1 [K]) | 4312 |
| Secondary temperature in Kelvins (T2 [K]) | 4471 |
| Primary polar radius in units of orbital separation (r1p) | 0.4352 |
| Secondary polar radius in units of orbital separation (r2p) | 0.2967 |
| Surface potential (Ω) | 2.6921 |
| Orbital separation in solar radii (a [R]) | 1.54 |
|---|---|
| Primary radius in solar units (R1 [R]) | 0.7 |
| Secondary radius in solar units (R2 [R]) | 0.48 |
| Primary mass in solar units (M1 [M]) | 0.66 |
| Secondary mass in solar units (M2 [M]) | 0.28 |
| Primary temperature in kelvins (T1 [K]) | 4312 |
| Secondary temperature in Kelvins (T2 [K]) | 4471 |
| Primary luminosity in solar units (L1 [L]) | 0.2 |
| Secondary luminosity in solar units (L2 [L]) | 0.1 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) | 10.42 |
| Orbital period in days (P [d]) | 0.227324 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | 0.026006 |
| Cyclic period variation in years (Pc [y]) |
| Designation | Gaia DR2 926879957095390208 |
|---|---|
| RA | 115:57:43.02324 |
| DEC | 45:16:20.6139 |
| l | 173.7045537 |
| b | 27.77110452 |
| G magnitude | 16.447454 |
| G_bp magnitude | 17.02582 |
| G_rp magnitude | 15.671736 |
| Radial velocity [km/s] | |
| Parallax | 0.924935721 |
| Distance [pc] | 1081.156212 |
| Temperature [K] | 4609.25 |
| Radius [R] | 0.8337435 |
| Luminosity [L] | 0.28267065 |
| Simbad link | CRTS J074350.9+451620 |
|---|---|
| J magnitude | |
| H magnitude | |
| K magnitude | |
| Johnson_U magnitude | |
| Johnson_B magnitude | |
| Johnson_V magnitude | 15.95 |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 16.4475 |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |