CRTS J123651.3-070549
| Simbad link | CRTS J123651.3-070549 |
|---|---|
| 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 | J1236 |
| Orbital period in days (P [d]) | 0.299641 |
| Mass ratio (q) | 0.1 |
| Mass ratio determination | Photometric |
| Temperature determination | Unknown |
| Type | A |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? |
| Solver | PHOEBE2 |
|---|---|
| Orbital period in days (P [d]) | 0.299641 |
| Mass ratio (q) | 0.1 |
| Orbital inclination in degrees (i [o]) | 81.1 |
| 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]) | 1.95 |
|---|---|
| Primary radius in solar units (R1 [R]) | 1.17 |
| Secondary radius in solar units (R2 [R]) | 0.44 |
| Primary mass in solar units (M1 [M]) | 1.01 |
| Secondary mass in solar units (M2 [M]) | 0.1 |
| Primary temperature in kelvins (T1 [K]) | 5798 |
| Secondary temperature in Kelvins (T2 [K]) | 5337 |
| Primary luminosity in solar units (L1 [L]) | 1.25 |
| Secondary luminosity in solar units (L2 [L]) | 0.17 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) |
| Orbital period in days (P [d]) | 0.299641 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | 0.069379 |
| Cyclic period variation in years (Pc [y]) |
| Host | Longitude λ [o] | Latitude β [o] | Angular radius σ [o] | Temperature contrast Tspot/Tstar |
|---|---|---|---|---|
| Primary | 303 | 18 | 0.83 |
| Designation | Gaia DR3 3676451018504190720 |
|---|---|
| RA | 189:12:50.5736 |
| DEC | -8:54:09.839062 |
| l | 296.521004477244 |
| b | 55.59286987172835 |
| G [mag] | 14.303799 |
| G_bp [mag] | 14.624299 |
| G_rp [mag] | 13.800514 |
| Parallax | 1.0829982430817433 |
| Distance [pc] | 874.201 |
| Temperature [K] | 5619.327 |
| Surface gravity log(g) [cm/s2] | 4.3195 |
| Metallicity [Fe/H] | -0.9037 |
| Monochromatic extinction A0 [mag] | 0.0093 |
| Radius [R] | |
| Luminosity [L] |
| Temperature [K] | 5635.34 |
|---|---|
| Surface gravity log(g) [cm/s2] | 3.939 |
| Metallicity [Fe/H] | -0.658 |
| Simbad link | CRTS J123651.3-070549 |
|---|---|
| J magnitude | |
| H magnitude | |
| K magnitude | |
| Johnson_U magnitude | |
| Johnson_B magnitude | |
| Johnson_V magnitude | 14.35 |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 14.661 |
| Sloan_r magnitude | 14.23 |
| Sloan_i magnitude | |
| Sloan_z magnitude |