2MASS J23581634+5631202
| Simbad link | 2MASS J23581634+5631202 |
|---|---|
| Source publication | Qian, S. -B. (2015) - Photometric Investigation of the Totally Eclipsing Contact Binary V12 in the Intermediate-Age Open Cluster NGC 7789 |
| ADS link | 2015AJ....149...38Q |
| Name in Source publication | NGC 7789 V12 |
| Orbital period in days (P [d]) | 0.391686 |
| Mass ratio (q) | 0.26 |
| Mass ratio determination | Photometric |
| Temperature determination | Color index |
| Type | W |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? | |
| Search TESS catalog of Eclipsing Binaries | TIC 417024737 |
| Solver | WD |
|---|---|
| Orbital period in days (P [d]) | 0.391686 |
| Mass ratio (q) | 0.26 |
| Orbital inclination in degrees (i [o]) | 83.6 |
| Fillout (f) | 0.44 |
| Primary temperature in Kelvins (T1 [K]) | 5686 |
| Secondary temperature in Kelvins (T2 [K]) | 5862 |
| Primary polar radius in units of orbital separation (r1p) | 0.4831 |
| Secondary polar radius in units of orbital separation (r2p) | 0.2684 |
| Surface potential (Ω) | 2.3041 |
| Orbital separation in solar radii (a [R]) | 2.43 |
|---|---|
| Primary radius in solar units (R1 [R]) | |
| Secondary radius in solar units (R2 [R]) | |
| Primary mass in solar units (M1 [M]) | 1 |
| Secondary mass in solar units (M2 [M]) | 0.26 |
| Primary temperature in kelvins (T1 [K]) | 5686 |
| Secondary temperature in Kelvins (T2 [K]) | 5862 |
| 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]) | 0.391686 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | 0.001851 |
| Cyclic period variation in years (Pc [y]) |
| Host | Longitude λ [o] | Latitude β [o] | Angular radius σ [o] | Temperature contrast Tspot/Tstar |
|---|---|---|---|---|
| Primary | 240.64 | 85.94 | 11.37 | 0.8 |
| Designation | Gaia DR3 1994999119158971392 |
|---|---|
| RA | 359:34:05.60674 |
| DEC | 56:31:20.342841 |
| l | 115.611233770829 |
| b | -5.5918756429565 |
| G [mag] | 13.244361 |
| G_bp [mag] | 13.580998 |
| G_rp [mag] | 12.686051 |
| Parallax | 1.4845 |
| Distance [pc] | 645.8601 |
| Temperature [K] | 5739.7 |
| Surface gravity log(g) [cm/s2] | 4.0843 |
| Metallicity [Fe/H] | -0.2464 |
| Monochromatic extinction A0 [mag] | 0.1954 |
| Radius [R] | 1.72 |
| Luminosity [L] | 2.033 |
| Simbad link | 2MASS J23581634+5631202 |
|---|---|
| J magnitude | 11.879 |
| H magnitude | 11.573 |
| K magnitude | 11.501 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 13.873 |
| Johnson_V magnitude | 13.237 |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |