ATO J069.8679+53.7711
| Simbad link | ATO J069.8679+53.7711 |
|---|---|
| Source publication | Poro, Atila (2024) - Global Parameters of Eight W UMa-type Binary Systems |
| ADS link | 2024PASP..136b4201P |
| Name in Source publication | J069 |
| Orbital period in days (P [d]) | 0.271193 |
| Mass ratio (q) | 0.85 |
| Mass ratio determination | Photometric |
| Temperature determination | Color index |
| Type | A |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? |
| Solver | PHOEBE |
|---|---|
| Orbital period in days (P [d]) | 0.271193 |
| Mass ratio (q) | 0.85 |
| Orbital inclination in degrees (i [o]) | 59.9 |
| Fillout (f) | 0.18 |
| Primary temperature in Kelvins (T1 [K]) | 4511 |
| Secondary temperature in Kelvins (T2 [K]) | 4189 |
| Primary polar radius in units of orbital separation (r1p) | 0.3814 |
| Secondary polar radius in units of orbital separation (r2p) | 0.3544 |
| Surface potential (Ω) | 3.416 |
| Orbital separation in solar radii (a [R]) | 2.12 |
|---|---|
| Primary radius in solar units (R1 [R]) | 0.87 |
| Secondary radius in solar units (R2 [R]) | 0.81 |
| Primary mass in solar units (M1 [M]) | 0.94 |
| Secondary mass in solar units (M2 [M]) | 0.8 |
| Primary temperature in kelvins (T1 [K]) | 4511 |
| Secondary temperature in Kelvins (T2 [K]) | 4189 |
| Primary luminosity in solar units (L1 [L]) | 0.28 |
| Secondary luminosity in solar units (L2 [L]) | 0.18 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) |
| Host | Longitude λ [o] | Latitude β [o] | Angular radius σ [o] | Temperature contrast Tspot/Tstar |
|---|---|---|---|---|
| Primary | 296 | 79 | 19 | 0.91 |
| Designation | Gaia DR3 273739779270691584 |
|---|---|
| RA | 69:52:04.788078 |
| DEC | 53:46:16.046226 |
| l | 152.7576415101838 |
| b | 4.6698366490904 |
| G [mag] | 13.614505 |
| G_bp [mag] | 14.266552 |
| G_rp [mag] | 12.777043 |
| Parallax | 1.4295 |
| Distance [pc] | 228.7224 |
| Temperature [K] | 5502.1 |
| Surface gravity log(g) [cm/s2] | 4.5659 |
| Metallicity [Fe/H] | -0.5865 |
| Monochromatic extinction A0 [mag] | 1.5104 |
| Radius [R] | |
| Luminosity [L] |
| Temperature [K] | 5286.91 |
|---|---|
| Surface gravity log(g) [cm/s2] | |
| Metallicity [Fe/H] | -0.362 |
| Simbad link | ATO J069.8679+53.7711 |
|---|---|
| J magnitude | 11.72 |
| H magnitude | 11.188 |
| K magnitude | 11.025 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 15.134 |
| Johnson_V magnitude | 13.993 |
| Johnson_R magnitude | 13.837 |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 14.558 |
| Sloan_r magnitude | 13.576 |
| Sloan_i magnitude | 13.099 |
| Sloan_z magnitude |