NSVS 6673994
| Simbad link | NSVS 6673994 |
|---|---|
| Source publication | Kjurkchieva, Diana P. (2020) - Global parameters of the totally-eclipsing W UMa stars NSVS 6673994, NSVS 4316778, PP Lac and NSVS 1926064 |
| ADS link | 2020NewA...7701352K |
| Name in Source publication | NSVS 6673994 |
| Orbital period in days (P [d]) | 0.266885 |
| Mass ratio (q) | 0.32 |
| Mass ratio determination | Photometric |
| Temperature determination | Color index |
| Type | W |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? | |
| Search TESS catalog of Eclipsing Binaries | TIC 90645123 |
| Solver | PHOEBE |
|---|---|
| Orbital period in days (P [d]) | 0.266885 |
| Mass ratio (q) | 0.32 |
| Orbital inclination in degrees (i [o]) | 89.3 |
| Fillout (f) | 0.19 |
| Primary temperature in Kelvins (T1 [K]) | 5250 |
| Secondary temperature in Kelvins (T2 [K]) | 5330 |
| Primary polar radius in units of orbital separation (r1p) | 0.4583 |
| Secondary polar radius in units of orbital separation (r2p) | 0.2739 |
| Surface potential (Ω) | 2.473 |
| Orbital separation in solar radii (a [R]) | 1.71 |
|---|---|
| Primary radius in solar units (R1 [R]) | 0.84 |
| Secondary radius in solar units (R2 [R]) | 0.51 |
| Primary mass in solar units (M1 [M]) | 0.71 |
| Secondary mass in solar units (M2 [M]) | 0.23 |
| Primary temperature in kelvins (T1 [K]) | 5250 |
| Secondary temperature in Kelvins (T2 [K]) | 5330 |
| Primary luminosity in solar units (L1 [L]) | 0.48 |
| Secondary luminosity in solar units (L2 [L]) | 0.19 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) | 9.01 |
| Host | Longitude λ [o] | Latitude β [o] | Angular radius σ [o] | Temperature contrast Tspot/Tstar |
|---|---|---|---|---|
| Primary | 90 | 90 | 10 | 0.85 |
| Designation | Gaia DR3 221018368513923712 |
|---|---|
| RA | 52:52:15.313678 |
| DEC | 34:17:47.183272 |
| l | 156.8464351199302 |
| b | -17.8305866073482 |
| G [mag] | 13.230013 |
| G_bp [mag] | 13.76762 |
| G_rp [mag] | 12.50788 |
| Parallax | 3.116 |
| Distance [pc] | 316.1222 |
| Temperature [K] | 5147.1 |
| Surface gravity log(g) [cm/s2] | 4.373 |
| Metallicity [Fe/H] | -0.7103 |
| Monochromatic extinction A0 [mag] | 0.5759 |
| Radius [R] | 0.96 |
| Luminosity [L] | 0.476 |
| Temperature [K] | 5350.55 |
|---|---|
| Surface gravity log(g) [cm/s2] | |
| Metallicity [Fe/H] | -0.408 |
| Simbad link | NSVS 6673994 |
|---|---|
| J magnitude | 11.947 |
| H magnitude | |
| K magnitude | |
| Johnson_U magnitude | |
| Johnson_B magnitude | |
| Johnson_V magnitude | 13.09 |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |