NSVS 2256852
| Simbad link | NSVS 2256852 |
|---|---|
| Source publication | Kjurkchieva, Diana P. (2018) - Observations and light curve solutions of a selection of shallow-contact W UMa binaries |
| ADS link | 2018NewA...62...46K |
| Name in Source publication | NSVS 2256852 |
| Orbital period in days (P [d]) | 0.348881 |
| Mass ratio (q) | 0.16 |
| 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]) | 0.348881 |
| Mass ratio (q) | 0.16 |
| Orbital inclination in degrees (i [o]) | 75.6 |
| Fillout (f) | 0.17 |
| Primary temperature in Kelvins (T1 [K]) | 6804 |
| Secondary temperature in Kelvins (T2 [K]) | 5606 |
| Primary polar radius in units of orbital separation (r1p) | 0.5069 |
| Secondary polar radius in units of orbital separation (r2p) | 0.2238 |
| Surface potential (Ω) | 2.117 |
| 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]) | 6804 |
| Secondary temperature in Kelvins (T2 [K]) | 5606 |
| 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 [d] | 0.34888808 |
|---|---|
| Temperature [K] | 7078.39 |
| Surface gravity (log(g)) | 4.239 |
| Metallicity ([Fe/H]) | -0.55 |
| Simbad link | NSVS 2256852 |
|---|---|
| J magnitude | 10.845 |
| H magnitude | 10.674 |
| K magnitude | 10.619 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 12.42 |
| Johnson_V magnitude | 12.53 |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 11.7965 |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |