V2357 Oph
| Simbad link | V2357 Oph |
|---|---|
| Source publication | Deb, Sukanta (2011) - Physical parameters of 62 eclipsing binary stars using the All Sky Automated Survey-3 data - I |
| ADS link | 2011MNRAS.412.1787D |
| Name in Source publication | 165717+1059.8 |
| Orbital period in days (P [d]) | 0.415568 |
| Mass ratio (q) | 0.23 |
| Mass ratio determination | Spectroscopic |
| Temperature determination | Spectral type |
| Type | A |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? |
| Solver | WD |
|---|---|
| Orbital period in days (P [d]) | 0.415568 |
| Mass ratio (q) | 0.23 |
| Orbital inclination in degrees (i [o]) | 47 |
| Fillout (f) | 0.21 |
| Primary temperature in Kelvins (T1 [K]) | 5560 |
| Secondary temperature in Kelvins (T2 [K]) | 5440 |
| Primary polar radius in units of orbital separation (r1p) | |
| Secondary polar radius in units of orbital separation (r2p) | |
| Surface potential (Ω) | 2.261 |
| Orbital separation in solar radii (a [R]) | 2.64 |
|---|---|
| Primary radius in solar units (R1 [R]) | 1.39 |
| Secondary radius in solar units (R2 [R]) | 0.7 |
| Primary mass in solar units (M1 [M]) | 1.16 |
| Secondary mass in solar units (M2 [M]) | 0.27 |
| Primary temperature in kelvins (T1 [K]) | 5560 |
| Secondary temperature in Kelvins (T2 [K]) | 5440 |
| Primary luminosity in solar units (L1 [L]) | 1.65 |
| Secondary luminosity in solar units (L2 [L]) | 0.39 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) |
| Designation | Gaia DR3 4447885522062131584 |
|---|---|
| RA | 254:19:11.467307 |
| DEC | 10:59:49.765836 |
| l | 30.00582091400256 |
| b | 30.290326707304654 |
| G [mag] | 10.304328 |
| G_bp [mag] | 10.680872 |
| G_rp [mag] | 9.75755 |
| Parallax | 5.038775897808531 |
| Distance [pc] | 195.7972 |
| Temperature [K] | 5684.41 |
| Surface gravity log(g) [cm/s2] | 4.0281 |
| Metallicity [Fe/H] | 0.0716 |
| Monochromatic extinction A0 [mag] | 0.2181 |
| Radius [R] | 1.768445 |
| Luminosity [L] | 2.3535037 |
| Simbad link | V2357 Oph |
|---|---|
| J magnitude | 9.227 |
| H magnitude | 8.949 |
| K magnitude | 8.801 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 11.38 |
| Johnson_V magnitude | 10.48 |
| Johnson_R magnitude | 10.25 |
| Johnson_I magnitude | 9.879 |
| Sloan_u magnitude | |
| Sloan_g magnitude | |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |