V1139 Cas
| Simbad link | V1139 Cas |
|---|---|
| Source publication | Li, K. (2015) - The first photometric analysis and period investigation of the W UMa type binary system V1139 Cas |
| ADS link | 2015NewA...34..217L |
| Name in Source publication | V1139 Cas |
| Orbital period in days (P [d]) | 0.297103 |
| Mass ratio (q) | 0.63 |
| 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]) | 0.297103 |
| Mass ratio (q) | 0.63 |
| Orbital inclination in degrees (i [o]) | 68.3 |
| Fillout (f) | 0.04 |
| Primary temperature in Kelvins (T1 [K]) | 5933 |
| Secondary temperature in Kelvins (T2 [K]) | 6250 |
| Primary polar radius in units of orbital separation (r1p) | 0.3967 |
| Secondary polar radius in units of orbital separation (r2p) | 0.3204 |
| Surface potential (Ω) | 3.1083 |
| Orbital separation in solar radii (a [R]) | 2.24 |
|---|---|
| Primary radius in solar units (R1 [R]) | 0.94 |
| Secondary radius in solar units (R2 [R]) | 0.76 |
| Primary mass in solar units (M1 [M]) | 1.05 |
| Secondary mass in solar units (M2 [M]) | 0.66 |
| Primary temperature in kelvins (T1 [K]) | 5933 |
| Secondary temperature in Kelvins (T2 [K]) | 6250 |
| Primary luminosity in solar units (L1 [L]) | 0.98 |
| Secondary luminosity in solar units (L2 [L]) | 0.79 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) | 3.43 |
| Orbital period in days (P [d]) | 0.297103 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | -0.031622 |
| Cyclic period variation in years (Pc [y]) | 12.8 |
| Designation | Gaia DR2 409622133516650112 |
|---|---|
| RA | 23:56:07.151208 |
| DEC | 55:41:12.939432 |
| l | 129.1911313 |
| b | -6.645481072 |
| G magnitude | 13.2666445 |
| G_bp magnitude | 13.725983 |
| G_rp magnitude | 12.614684 |
| Radial velocity [km/s] | |
| Parallax | 2.267941868 |
| Distance [pc] | 440.928409 |
| Temperature [K] | 5014.697 |
| Radius [R] | 1.1748317 |
| Luminosity [L] | 0.78636605 |
| Simbad link | V1139 Cas |
|---|---|
| J magnitude | 11.757 |
| H magnitude | 11.33 |
| K magnitude | 11.243 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 13.7 |
| Johnson_V magnitude | 13.2 |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 13.2666 |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |