V776 Cas
| Simbad link | V776 Cas |
|---|---|
| Source publication | Zhou, X. (2016) - A Solar-type Stellar Companion to a Deep Contact Binary in a Quadruple System |
| ADS link | 2016ApJ...817..133Z |
| Name in Source publication | V776 Cas |
| Orbital period in days (P [d]) | 0.440416 |
| Mass ratio (q) | 0.13 |
| Mass ratio determination | Spectroscopic |
| Type | A |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? |
| Solver | WD |
|---|---|
| Orbital period in days (P [d]) | 0.440416 |
| Mass ratio (q) | 0.13 |
| Orbital inclination in degrees (i [o]) | 55.4 |
| Fillout (f) | 0.65 |
| Primary temperature in Kelvins (T1 [K]) | 7000 |
| Secondary temperature in Kelvins (T2 [K]) | 6920 |
| Primary polar radius in units of orbital separation (r1p) | 0.5324 |
| Secondary polar radius in units of orbital separation (r2p) | 0.2233 |
| Surface potential (Ω) | 1.9932 |
| Orbital separation in solar radii (a [R]) | 2.94 |
|---|---|
| Primary radius in solar units (R1 [R]) | 1.71 |
| Secondary radius in solar units (R2 [R]) | 0.73 |
| Primary mass in solar units (M1 [M]) | 1.55 |
| Secondary mass in solar units (M2 [M]) | 0.2 |
| Primary temperature in kelvins (T1 [K]) | 7000 |
| Secondary temperature in Kelvins (T2 [K]) | 6920 |
| Primary luminosity in solar units (L1 [L]) | 6.93 |
| Secondary luminosity in solar units (L2 [L]) | 1.17 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) | 3.04 |
| Orbital period in days (P [d]) | 0.440416 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | |
| Cyclic period variation in years (Pc [y]) | 23.7 |
| Designation | Gaia DR2 521747992852872320 |
|---|---|
| RA | 28:20:52.40058 |
| DEC | 70:02:33.512676 |
| l | 128.2106237 |
| b | 7.808399258 |
| G magnitude | 8.971443 |
| G_bp magnitude | 9.210138 |
| G_rp magnitude | 8.631719 |
| Radial velocity [km/s] | |
| Parallax | 5.770156389 |
| Distance [pc] | 173.305528 |
| Temperature [K] | 6533.1797 |
| Radius [R] | 1.8549944 |
| Luminosity [L] | 5.647787 |
| Simbad link | V776 Cas |
|---|---|
| J magnitude | 8.292 |
| H magnitude | 8.091 |
| K magnitude | 8.038 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 9.47 |
| Johnson_V magnitude | 9.03 |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 8.9714 |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |