V474 Cam
| Simbad link | V474 Cam |
|---|---|
| Source publication | Guo, D. F. (2018) - The First Photometric and Period Investigation of the Total Eclipse Binary System V0474 Cam |
| ADS link | 2018PASP..130f4201G |
| Name in Source publication | V474 Cam |
| Orbital period in days (P [d]) | 0.328203 |
| Mass ratio (q) | 0.31 |
| 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]) | 0.328203 |
| Mass ratio (q) | 0.31 |
| Orbital inclination in degrees (i [o]) | 81 |
| Fillout (f) | 0.12 |
| Primary temperature in Kelvins (T1 [K]) | 5310 |
| Secondary temperature in Kelvins (T2 [K]) | 5416 |
| Primary polar radius in units of orbital separation (r1p) | 0.4581 |
| Secondary polar radius in units of orbital separation (r2p) | 0.2685 |
| Surface potential (Ω) | 2.4642 |
| Orbital separation in solar radii (a [R]) | 2.28 |
|---|---|
| Primary radius in solar units (R1 [R]) | 1.01 |
| Secondary radius in solar units (R2 [R]) | 0.68 |
| Primary mass in solar units (M1 [M]) | 1.14 |
| Secondary mass in solar units (M2 [M]) | 0.35 |
| Primary temperature in kelvins (T1 [K]) | 5310 |
| Secondary temperature in Kelvins (T2 [K]) | 5416 |
| Primary luminosity in solar units (L1 [L]) | 0.73 |
| Secondary luminosity in solar units (L2 [L]) | 0.36 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) | 6.8 |
| Orbital period in days (P [d]) | 0.328203 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | -0.081389 |
| Cyclic period variation in years (Pc [y]) | 3.44 |
| Simbad link | V474 Cam |
|---|---|
| J magnitude | 9.482 |
| H magnitude | 9.091 |
| K magnitude | 9.034 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 11.64 |
| Johnson_V magnitude | 10.82 |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 10.7076 |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |