V873 Per
| Simbad link | V873 Per |
|---|---|
| Source publication | Kriwattanawong, W. (2015) - A photometric study of a weak-contact binary: V873 Per |
| ADS link | 2015NewA...36...50K |
| Name in Source publication | V873 Per |
| Orbital period in days (P [d]) | 0.294902 |
| Mass ratio (q) | 0.4 |
| 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]) | 0.294902 |
| Mass ratio (q) | 0.4 |
| Orbital inclination in degrees (i [o]) | 82.9 |
| Fillout (f) | 0.1 |
| Primary temperature in Kelvins (T1 [K]) | 4965 |
| Secondary temperature in Kelvins (T2 [K]) | 5150 |
| Primary polar radius in units of orbital separation (r1p) | 0.4374 |
| Secondary polar radius in units of orbital separation (r2p) | 0.2872 |
| Surface potential (Ω) | 2.6518 |
| 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]) | 4965 |
| Secondary temperature in Kelvins (T2 [K]) | 5150 |
| Primary luminosity in solar units (L1 [L]) | |
| Secondary luminosity in solar units (L2 [L]) | |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) |
| Orbital period in days (P [d]) | 0.294902 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | -0.028598 |
| Cyclic period variation in years (Pc [y]) | 4.04 |
| Designation | Gaia DR2 336796358803646336 |
|---|---|
| RA | 41:47:06.312084 |
| DEC | 41:22:31.141164 |
| l | 145.1684723 |
| b | -16.44703052 |
| G magnitude | 10.936206 |
| G_bp magnitude | 11.38962 |
| G_rp magnitude | 10.29347 |
| Radial velocity [km/s] | |
| Parallax | 7.481111452 |
| Distance [pc] | 133.669978 |
| Temperature [K] | 5021.58 |
| Radius [R] | 1.0380616 |
| Luminosity [L] | 0.6173089 |
| Simbad link | V873 Per |
|---|---|
| J magnitude | 9.442 |
| H magnitude | 9 |
| K magnitude | 8.918 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 11.85 |
| Johnson_V magnitude | 11.04 |
| Johnson_R magnitude | 10.68 |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 10.9362 |
| Sloan_r magnitude | 10.68 |
| Sloan_i magnitude | |
| Sloan_z magnitude |