V2612 Oph
| Simbad link | V2612 Oph |
|---|---|
| Source publication | Gazeas, K. (2021) - Physical parameters of close binary systems: VIII |
| ADS link | 2021MNRAS.501.2897G |
| Name in Source publication | V2612 Oph |
| Orbital period in days (P [d]) | 0.375308 |
| Mass ratio (q) | 3.24 |
| Mass ratio determination | Spectroscopic |
| Temperature determination | Spectral type |
| Type | W |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? | |
| Search TESS catalog of Eclipsing Binaries | TIC 320165246 |
| Solver | WD |
|---|---|
| Orbital period in days (P [d]) | 0.375308 |
| Mass ratio (q) | 3.24 |
| Orbital inclination in degrees (i [o]) | 66 |
| Fillout (f) | 0.33 |
| Primary temperature in Kelvins (T1 [K]) | 6460 |
| Secondary temperature in Kelvins (T2 [K]) | 5980 |
| Primary polar radius in units of orbital separation (r1p) | |
| Secondary polar radius in units of orbital separation (r2p) | |
| Surface potential (Ω) | 6.731 |
| Orbital separation in solar radii (a [R]) | |
|---|---|
| Primary radius in solar units (R1 [R]) | 1.32 |
| Secondary radius in solar units (R2 [R]) | 0.76 |
| Primary mass in solar units (M1 [M]) | 1.3 |
| Secondary mass in solar units (M2 [M]) | 0.37 |
| Primary temperature in kelvins (T1 [K]) | 6460 |
| Secondary temperature in Kelvins (T2 [K]) | 5980 |
| Primary luminosity in solar units (L1 [L]) | 1.99 |
| Secondary luminosity in solar units (L2 [L]) | 0.9 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) |
| Host | Longitude λ [o] | Latitude β [o] | Angular radius σ [o] | Temperature contrast Tspot/Tstar |
|---|---|---|---|---|
| Primary | 95 | 52.7 | 0.9 |
| Designation | Gaia DR3 4477209046201404800 |
|---|---|
| RA | 277:18:16.149978 |
| DEC | 6:47:14.061632 |
| l | 36.4840212742568 |
| b | 8.015299302794743 |
| G [mag] | 9.299467 |
| G_bp [mag] | 9.589993 |
| G_rp [mag] | 8.814458 |
| Parallax | 7.7207067365084825 |
| Distance [pc] | 129.0186 |
| Temperature [K] | 5771.499 |
| Surface gravity log(g) [cm/s2] | 4.1436 |
| Metallicity [Fe/H] | -0.6411 |
| Monochromatic extinction A0 [mag] | 0.0123 |
| Radius [R] | 1.5069269 |
| Luminosity [L] | 2.4172502 |
| Simbad link | V2612 Oph |
|---|---|
| J magnitude | 8.412 |
| H magnitude | 8.174 |
| K magnitude | 8.133 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 10.127 |
| Johnson_V magnitude | 9.55 |
| Johnson_R magnitude | 9.06 |
| Johnson_I magnitude | 8.844 |
| Sloan_u magnitude | |
| Sloan_g magnitude | |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |