LINEAR 6532857
| Simbad link | LINEAR 6532857 |
|---|---|
| Source publication | Zhang, Bin (2025) - The Photometric, Spectroscopic and Orbital Period Investigations of Ten Short Period Contact Binaries |
| ADS link | 2025PASP..137f4201Z |
| Name in Source publication | LINEAR 6532857 |
| Orbital period in days (P [d]) | 0.226226 |
| Mass ratio (q) | 1.75 |
| Mass ratio determination | Photometric |
| Temperature determination | Unknown |
| Type | W |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? | |
| Search TESS catalog of Eclipsing Binaries | TIC 39052758 |
| Solver | WD |
|---|---|
| Orbital period in days (P [d]) | 0.226226 |
| Mass ratio (q) | 1.75 |
| Orbital inclination in degrees (i [o]) | 78.4 |
| Fillout (f) | 0.05 |
| Primary temperature in Kelvins (T1 [K]) | 4797 |
| Secondary temperature in Kelvins (T2 [K]) | 4658 |
| Primary polar radius in units of orbital separation (r1p) | |
| Secondary polar radius in units of orbital separation (r2p) | |
| Surface potential (Ω) | 4.8638 |
| 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]) | 0.47 |
| Secondary mass in solar units (M2 [M]) | 0.82 |
| Primary temperature in kelvins (T1 [K]) | 4797 |
| Secondary temperature in Kelvins (T2 [K]) | 4658 |
| 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 in days (P [d]) | 0.226226 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | 0.005823 |
| Cyclic period variation in years (Pc [y]) |
| Host | Longitude λ [o] | Latitude β [o] | Angular radius σ [o] | Temperature contrast Tspot/Tstar |
|---|---|---|---|---|
| Primary | 283.5 | 18.89 | 0.85 |
| Designation | Gaia DR3 815302135584146304 |
|---|---|
| RA | 138:44:09.297888 |
| DEC | 39:46:15.55435 |
| l | 182.63025439148763 |
| b | 43.834942270383046 |
| G [mag] | 15.871783 |
| G_bp [mag] | 16.397097 |
| G_rp [mag] | 15.180274 |
| Parallax | 1.0941727081160877 |
| Distance [pc] | 787.3775 |
| Temperature [K] | 4796.792 |
| Surface gravity log(g) [cm/s2] | 4.5382 |
| Metallicity [Fe/H] | -0.2812 |
| Monochromatic extinction A0 [mag] | 0.1609 |
| Radius [R] | |
| Luminosity [L] |
| Simbad link | LINEAR 6532857 |
|---|---|
| J magnitude | 14.47 |
| H magnitude | 13.87 |
| K magnitude | 13.74 |
| Johnson_U magnitude | |
| Johnson_B magnitude | |
| Johnson_V magnitude | 15.94 |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | 18.61 |
| Sloan_g magnitude | 16.707 |
| Sloan_r magnitude | 15.981 |
| Sloan_i magnitude | 15.674 |
| Sloan_z magnitude | 15.472 |