CRTS J164801.9+451118
| Simbad link | CRTS J164801.9+451118 |
|---|---|
| Source publication | Poro, Atila (2025) - BSN-III: The First Multiband Photometric Study on the Eight Total Eclipse Contact Binary Stars |
| ADS link | 2025arXiv250720607P |
| Name in Source publication | J1648 |
| Orbital period in days (P [d]) | 0.313714 |
| Mass ratio (q) | 2.86 |
| 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 115411864 |
| Solver | PHOEBE2 |
|---|---|
| Orbital period in days (P [d]) | 0.313714 |
| Mass ratio (q) | 2.86 |
| Orbital inclination in degrees (i [o]) | 82.3 |
| Fillout (f) | 0.18 |
| Primary temperature in Kelvins (T1 [K]) | 5798 |
| Secondary temperature in Kelvins (T2 [K]) | 5337 |
| Primary polar radius in units of orbital separation (r1p) | |
| Secondary polar radius in units of orbital separation (r2p) | |
| Surface potential (Ω) | 6.321 |
| Orbital separation in solar radii (a [R]) | 2.17 |
|---|---|
| Primary radius in solar units (R1 [R]) | 0.66 |
| Secondary radius in solar units (R2 [R]) | 1.06 |
| Primary mass in solar units (M1 [M]) | 0.36 |
| Secondary mass in solar units (M2 [M]) | 1.03 |
| Primary temperature in kelvins (T1 [K]) | 5798 |
| Secondary temperature in Kelvins (T2 [K]) | 5337 |
| Primary luminosity in solar units (L1 [L]) | 0.44 |
| Secondary luminosity in solar units (L2 [L]) | 0.82 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) |
| Orbital period in days (P [d]) | 0.313714 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | -0.017021 |
| Cyclic period variation in years (Pc [y]) |
| Host | Longitude λ [o] | Latitude β [o] | Angular radius σ [o] | Temperature contrast Tspot/Tstar |
|---|---|---|---|---|
| Secondary | 106 | 18 | 0.87 |
| Designation | Gaia DR3 1407380557206139904 |
|---|---|
| RA | 252:00:29.802934 |
| DEC | 45:11:17.525238 |
| l | 70.56899618095377 |
| b | 40.17653272353171 |
| G [mag] | 14.467986 |
| G_bp [mag] | 14.834617 |
| G_rp [mag] | 13.928551 |
| Parallax | 1.106048562779286 |
| Distance [pc] | 895.5115 |
| Temperature [K] | 5784.771 |
| Surface gravity log(g) [cm/s2] | 4.4771 |
| Metallicity [Fe/H] | 0.2987 |
| Monochromatic extinction A0 [mag] | 0.0019 |
| Radius [R] | |
| Luminosity [L] |
| Temperature [K] | 5422 |
|---|---|
| Surface gravity log(g) [cm/s2] | 4.154 |
| Metallicity [Fe/H] | -0.201 |
| Simbad link | CRTS J164801.9+451118 |
|---|---|
| J magnitude | 13.565 |
| H magnitude | 13.186 |
| K magnitude | 13.146 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 15.25 |
| Johnson_V magnitude | 14.43 |
| Johnson_R magnitude | 14.4 |
| Johnson_I magnitude | |
| Sloan_u magnitude | 16.027 |
| Sloan_g magnitude | 14.652 |
| Sloan_r magnitude | 14.16 |
| Sloan_i magnitude | 13.992 |
| Sloan_z magnitude | 13.943 |