V445 Cep
| Simbad link | V445 Cep |
|---|---|
| Source publication | Oh, Kyu-Dong (2010) - A CCD Photometric Study of Close Binary V445 Cep |
| ADS link | 2010JASS...27...69O |
| Name in Source publication | V445 Cep |
| Orbital period in days (P [d]) | 0.448776 |
| Mass ratio (q) | 0.17 |
| Mass ratio determination | Spectroscopic |
| Temperature determination | Unknown |
| Type | A |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? |
| Solver | WD |
|---|---|
| Orbital period in days (P [d]) | 0.448776 |
| Mass ratio (q) | 0.17 |
| Orbital inclination in degrees (i [o]) | 19.6 |
| Fillout (f) | 0.52 |
| Primary temperature in Kelvins (T1 [K]) | 9015 |
| Secondary temperature in Kelvins (T2 [K]) | 8460 |
| Primary polar radius in units of orbital separation (r1p) | 0.5143 |
| Secondary polar radius in units of orbital separation (r2p) | 0.2374 |
| Surface potential (Ω) | 2.093 |
| Orbital separation in solar radii (a [R]) | 3.9 |
|---|---|
| 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]) | 9015 |
| Secondary temperature in Kelvins (T2 [K]) | 8460 |
| 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 2230771245784443776 |
|---|---|
| RA | 331:47:47.74236 |
| DEC | 72:22:22.931076 |
| l | 111.1337068 |
| b | 13.37779439 |
| G [mag] | 6.7868176 |
| G_bp [mag] | 6.8778944 |
| G_rp [mag] | 6.681421 |
| Parallax | 8.880744899 |
| Distance [pc] | 7.69E-09 |
| Temperature [K] | 8318 |
| Surface gravity log(g) [cm/s2] | |
| Metallicity [Fe/H] | |
| Monochromatic extinction A0 [mag] | |
| Radius [R] | |
| Luminosity [L] |
| Simbad link | V445 Cep |
|---|---|
| J magnitude | 6.55 |
| H magnitude | 6.412 |
| K magnitude | 6.408 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 6.96 |
| Johnson_V magnitude | 6.84 |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 6.7868 |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |