NSVS 2175434
| Simbad link | NSVS 2175434 |
|---|---|
| Source publication | Kjurkchieva, Diana P. (2018) - Observations and Light Curve Solutions of Ultrashort-Period Eclipsing Binaries |
| ADS link | 2018PASA...35....8K |
| Name in Source publication | NSVS 2175434 |
| Orbital period in days (P [d]) | 0.220951 |
| Mass ratio (q) | 3.01 |
| Mass ratio determination | Photometric |
| Temperature determination | Unknown |
| Type | Unspecified |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? |
| Solver | PHOEBE |
|---|---|
| Orbital period in days (P [d]) | 0.220951 |
| Mass ratio (q) | 3.01 |
| Orbital inclination in degrees (i [o]) | 81.9 |
| Fillout (f) | 0.48 |
| Primary temperature in Kelvins (T1 [K]) | 4903 |
| Secondary temperature in Kelvins (T2 [K]) | 4898 |
| Primary polar radius in units of orbital separation (r1p) | |
| Secondary polar radius in units of orbital separation (r2p) | |
| Surface potential (Ω) | 6.32 |
| Orbital separation in solar radii (a [R]) | 1.57 |
|---|---|
| Primary radius in solar units (R1 [R]) | 0.51 |
| Secondary radius in solar units (R2 [R]) | 0.8 |
| Primary mass in solar units (M1 [M]) | 0.27 |
| Secondary mass in solar units (M2 [M]) | 0.81 |
| Primary temperature in kelvins (T1 [K]) | 4903 |
| Secondary temperature in Kelvins (T2 [K]) | 4898 |
| Primary luminosity in solar units (L1 [L]) | 0.13 |
| Secondary luminosity in solar units (L2 [L]) | 0.33 |
| Distance in parsecs (d [pc]) | 398 |
| Age in gigayears (τ [gyr]) |
| Host | Longitude λ [o] | Latitude β [o] | Angular radius σ [o] | Temperature contrast Tspot/Tstar |
|---|---|---|---|---|
| Primary | 90 | 20 |
| Designation | Gaia DR3 482072356283728896 |
|---|---|
| RA | 73:50:45.414516 |
| DEC | 64:53:12.289454 |
| l | 145.3487858506151 |
| b | 13.278243519032948 |
| G [mag] | 13.800534 |
| G_bp [mag] | 14.404445 |
| G_rp [mag] | 13.053704 |
| Parallax | 3.367749286187981 |
| Distance [pc] | 293.0718 |
| Temperature [K] | 4913.3843 |
| Surface gravity log(g) [cm/s2] | 4.6069 |
| Metallicity [Fe/H] | 0.0956 |
| Monochromatic extinction A0 [mag] | 0.3347 |
| Radius [R] | |
| Luminosity [L] |
| Simbad link | NSVS 2175434 |
|---|---|
| J magnitude | |
| H magnitude | |
| K magnitude | |
| Johnson_U magnitude | |
| Johnson_B magnitude | |
| Johnson_V magnitude | |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 14.62 |
| Sloan_r magnitude | 13.735 |
| Sloan_i magnitude | |
| Sloan_z magnitude |