ASAS J174406+2446.8
| Simbad link | ASAS J174406+2446.8 |
|---|---|
| Source publication | Shi, Xiang-Dong (2020) - ASAS J174406+2446.8 is identified as a marginal-contact binary with a possible cool third body |
| ADS link | 2020RAA....20...96S |
| Name in Source publication | ASAS J174406+2446.8 |
| Orbital period in days (P [d]) | 0.378151 |
| Mass ratio (q) | 0.88 |
| 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 460038215 |
| Solver | WD |
|---|---|
| Orbital period in days (P [d]) | 0.378151 |
| Mass ratio (q) | 0.88 |
| Orbital inclination in degrees (i [o]) | 69.8 |
| Fillout (f) | 0.11 |
| Primary temperature in Kelvins (T1 [K]) | 5049 |
| Secondary temperature in Kelvins (T2 [K]) | 5492 |
| Primary polar radius in units of orbital separation (r1p) | 0.3735 |
| Secondary polar radius in units of orbital separation (r2p) | 0.3524 |
| Surface potential (Ω) | 3.5026 |
| Orbital separation in solar radii (a [R]) | 2.57 |
|---|---|
| Primary radius in solar units (R1 [R]) | |
| Secondary radius in solar units (R2 [R]) | |
| Primary mass in solar units (M1 [M]) | 0.85 |
| Secondary mass in solar units (M2 [M]) | 0.75 |
| Primary temperature in kelvins (T1 [K]) | 5049 |
| Secondary temperature in Kelvins (T2 [K]) | 5492 |
| 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]) | 0.378151 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | |
| Cyclic period variation in years (Pc [y]) | 11.89 |
| Host | Longitude λ [o] | Latitude β [o] | Angular radius σ [o] | Temperature contrast Tspot/Tstar |
|---|---|---|---|---|
| Secondary | 11.32 | 90 | 26.37 | 1.08731 |
| Designation | Gaia DR3 4581529854750509696 |
|---|---|
| RA | 266:01:24.677763 |
| DEC | 24:46:46.767774 |
| l | 49.1709284060672 |
| b | 25.1602926956242 |
| G [mag] | 13.52455 |
| G_bp [mag] | 13.917258 |
| G_rp [mag] | 12.960024 |
| Parallax | 1.3793 |
| Distance [pc] | 705.623 |
| Temperature [K] | 5689 |
| Surface gravity log(g) [cm/s2] | 4.3105 |
| Metallicity [Fe/H] | 0.4083 |
| Monochromatic extinction A0 [mag] | 0.0011 |
| Radius [R] | 1.48 |
| Luminosity [L] | 1.602 |
| Temperature [K] | 5492.55 |
|---|---|
| Surface gravity log(g) [cm/s2] | |
| Metallicity [Fe/H] | 0.195 |
| Simbad link | ASAS J174406+2446.8 |
|---|---|
| J magnitude | 12.123 |
| H magnitude | 11.75 |
| K magnitude | 11.707 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 14.35 |
| Johnson_V magnitude | 13.57 |
| Johnson_R magnitude | 13.4 |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 13.94 |
| Sloan_r magnitude | 13.36 |
| Sloan_i magnitude | 13.18 |
| Sloan_z magnitude |