NSVS 6859986
| Simbad link | NSVS 6859986 | 
|---|---|
| Source publication | Kjurkchieva, D. P. (2017) - Observations and light curve solutions of six deep-contact W UMa binaries | 
| ADS link | 2017RMxAA..53..235K | 
| Name in Source publication | NSVS 6859986 | 
| Orbital period in days (P [d]) | 0.383569 | 
| Mass ratio (q) | 0.21 | 
| Mass ratio determination | Photometric | 
| Type | A | 
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? | 
| Solver | PHOEBE | 
|---|---|
| Orbital period in days (P [d]) | 0.383569 | 
| Mass ratio (q) | 0.21 | 
| Orbital inclination in degrees (i [o]) | 89 | 
| Fillout (f) | 0.97 | 
| Primary temperature in Kelvins (T1 [K]) | 5100 | 
| Secondary temperature in Kelvins (T2 [K]) | 5100 | 
| Primary polar radius in units of orbital separation (r1p) | 0.5155 | 
| Secondary polar radius in units of orbital separation (r2p) | 0.2726 | 
| Surface potential (Ω) | 2.125 | 
| 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]) | 5100 | 
| Secondary temperature in Kelvins (T2 [K]) | 5100 | 
| 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 185383604679566080 | 
|---|---|
| RA | 77:55:22.062 | 
| DEC | 35:31:35.515812 | 
| l | 170.542398 | 
| b | -2.316503406 | 
| G magnitude | 12.339855 | 
| G_bp magnitude | 12.809346 | 
| G_rp magnitude | 11.708076 | 
| Radial velocity [km/s] | |
| Parallax | 2.496614607 | 
| Distance [pc] | 400.542397 | 
| Temperature [K] | 4955.665 | 
| Radius [R] | 1.685474 | 
| Luminosity [L] | 1.543642 | 
| Simbad link | NSVS 6859986 | 
|---|---|
| J magnitude | 11.199 | 
| H magnitude | 10.834 | 
| K magnitude | 10.73 | 
| Johnson_U magnitude | |
| Johnson_B magnitude | |
| Johnson_V magnitude | |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 12.3399 | 
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |